diff --git a/src/sonic-config-engine/minigraph.py b/src/sonic-config-engine/minigraph.py
index 74bfece3659e..c58201fdabd3 100644
--- a/src/sonic-config-engine/minigraph.py
+++ b/src/sonic-config-engine/minigraph.py
@@ -422,6 +422,7 @@ def parse_linkmeta(meta, hname):
     for linkmeta in link.findall(str(QName(ns1, "LinkMetadata"))):
         port = None
         fec_disabled = None
+        auto_negotiation = None
 
         # Sample: ARISTA05T1:Ethernet1/33;switch-t0:fortyGigE0/4
         key = linkmeta.find(str(QName(ns1, "Key"))).text
@@ -441,10 +442,14 @@ def parse_linkmeta(meta, hname):
             value = device_property.find(str(QName(ns1, "Value"))).text
             if name == "FECDisabled":
                 fec_disabled = value
+            elif name == "AutoNegotiation":
+                auto_negotiation = value
 
         linkmetas[port] = {}
         if fec_disabled:
             linkmetas[port]["FECDisabled"] = fec_disabled
+        if auto_negotiation:
+            linkmetas[port]["AutoNegotiation"] = auto_negotiation
     return linkmetas
 
 
@@ -638,6 +643,11 @@ def parse_xml(filename, platform=None, port_config_file=None):
         if port.get('speed') == '100000' and linkmetas.get(alias, {}).get('FECDisabled', '').lower() != 'true':
             port['fec'] = 'rs'
 
+        # If AutoNegotiation is available in the minigraph, we override any value we may have received from port_config.ini
+        autoneg = linkmetas.get(alias, {}).get('AutoNegotiation')
+        if autoneg:
+            port['autoneg'] = '1' if autoneg.lower() == 'true' else '0'
+
     # set port description if parsed from deviceinfo
     for port_name in port_descriptions:
         # ignore port not in port_config.ini
diff --git a/src/sonic-config-engine/tests/sample-arista-7050-t0-minigraph.xml b/src/sonic-config-engine/tests/sample-arista-7050-t0-minigraph.xml
index 4fd1ba9ba128..4d216b30f203 100644
--- a/src/sonic-config-engine/tests/sample-arista-7050-t0-minigraph.xml
+++ b/src/sonic-config-engine/tests/sample-arista-7050-t0-minigraph.xml
@@ -462,12 +462,10 @@
   </PngDec>
   <DeviceInfos>
     <DeviceInfo>
-      <AutoNegotiation>true</AutoNegotiation>
       <EthernetInterfaces xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet5/1</InterfaceName>
@@ -480,7 +478,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet6/1</InterfaceName>
@@ -493,7 +490,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet7/1</InterfaceName>
@@ -506,7 +502,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet8/1</InterfaceName>
@@ -519,7 +514,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet9/1</InterfaceName>
@@ -532,7 +526,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet10/1</InterfaceName>
@@ -545,7 +538,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet11/1</InterfaceName>
@@ -558,7 +550,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet12/1</InterfaceName>
@@ -571,7 +562,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet13/1</InterfaceName>
@@ -584,7 +574,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet14/1</InterfaceName>
@@ -597,7 +586,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet15/1</InterfaceName>
@@ -610,7 +598,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet16/1</InterfaceName>
@@ -623,7 +610,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet17/1</InterfaceName>
@@ -636,7 +622,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet18/1</InterfaceName>
@@ -649,7 +634,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet19/1</InterfaceName>
@@ -662,7 +646,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet20/1</InterfaceName>
@@ -675,7 +658,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet21/1</InterfaceName>
@@ -688,7 +670,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet22/1</InterfaceName>
@@ -701,7 +682,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet23/1</InterfaceName>
@@ -714,7 +694,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet24/1</InterfaceName>
@@ -727,7 +706,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet25/1</InterfaceName>
@@ -740,7 +718,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet26/1</InterfaceName>
@@ -753,7 +730,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet27/1</InterfaceName>
@@ -766,7 +742,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet28/1</InterfaceName>
@@ -779,7 +754,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet29</InterfaceName>
@@ -792,7 +766,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet30</InterfaceName>
@@ -805,7 +778,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet31</InterfaceName>
@@ -818,7 +790,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet32</InterfaceName>
@@ -831,7 +802,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet33</InterfaceName>
@@ -844,7 +814,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet34</InterfaceName>
@@ -857,7 +826,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet35</InterfaceName>
@@ -870,7 +838,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet36</InterfaceName>
@@ -902,6 +869,318 @@
     </Devices>
     <Properties xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution"/>
   </MetadataDeclaration>
+  <LinkMetadataDeclaration>
+    <Link xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s7050-dev-1:Ethernet33;ARISTA01T1:Ethernet1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s7050-dev-1:Ethernet34;ARISTA02T1:Ethernet1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s7050-dev-1:Ethernet35;ARISTA03T1:Ethernet1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s7050-dev-1:Ethernet36;ARISTA04T1:Ethernet1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers0:eth0;s7050-dev-1:Ethernet6/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers1:eth0;s7050-dev-1:Ethernet7/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers2:eth0;s7050-dev-1:Ethernet8/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers3:eth0;s7050-dev-1:Ethernet9/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers4:eth0;s7050-dev-1:Ethernet10/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers5:eth0;s7050-dev-1:Ethernet11/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers6:eth0;s7050-dev-1:Ethernet12/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers7:eth0;s7050-dev-1:Ethernet13/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers8:eth0;s7050-dev-1:Ethernet14/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers9:eth0;s7050-dev-1:Ethernet15/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers10:eth0;s7050-dev-1:Ethernet16/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers11:eth0;s7050-dev-1:Ethernet17/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers12:eth0;s7050-dev-1:Ethernet18/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers13:eth0;s7050-dev-1:Ethernet19/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers14:eth0;s7050-dev-1:Ethernet20/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers15:eth0;s7050-dev-1:Ethernet21/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers16:eth0;s7050-dev-1:Ethernet22/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers17:eth0;s7050-dev-1:Ethernet23/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers18:eth0;s7050-dev-1:Ethernet24/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers19:eth0;s7050-dev-1:Ethernet25/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers20:eth0;s7050-dev-1:Ethernet26/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers21:eth0;s7050-dev-1:Ethernet27/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers22:eth0;s7050-dev-1:Ethernet28/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>Servers23:eth0;s7050-dev-1:Ethernet29/1</a:Key>
+      </a:LinkMetadata>
+    </Link>
+  </LinkMetadataDeclaration>
   <Hostname>s7050-dev-1</Hostname>
   <HwSku>Arista-7050-QX-32S</HwSku>
 </DeviceMiniGraph>
diff --git a/src/sonic-config-engine/tests/sample-dell-6100-t0-minigraph.xml b/src/sonic-config-engine/tests/sample-dell-6100-t0-minigraph.xml
index 536a2c8a73c7..7cea7decfcc0 100644
--- a/src/sonic-config-engine/tests/sample-dell-6100-t0-minigraph.xml
+++ b/src/sonic-config-engine/tests/sample-dell-6100-t0-minigraph.xml
@@ -301,7 +301,6 @@
     <DeviceInterfaceLinks>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>ARISTA01T1</EndDevice>
                 <EndPort>Ethernet1</EndPort>
@@ -311,7 +310,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>ARISTA01T1</EndDevice>
                 <EndPort>Ethernet2</EndPort>
@@ -321,7 +319,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>ARISTA02T1</EndDevice>
                 <EndPort>Ethernet1</EndPort>
@@ -331,7 +328,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>ARISTA02T1</EndDevice>
                 <EndPort>Ethernet2</EndPort>
@@ -341,7 +337,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>ARISTA03T1</EndDevice>
                 <EndPort>Ethernet1</EndPort>
@@ -351,7 +346,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>ARISTA03T1</EndDevice>
                 <EndPort>Ethernet2</EndPort>
@@ -361,7 +355,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>ARISTA04T1</EndDevice>
                 <EndPort>Ethernet1</EndPort>
@@ -371,7 +364,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>ARISTA04T1</EndDevice>
                 <EndPort>Ethernet2</EndPort>
@@ -381,7 +373,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/7</EndPort>
@@ -391,7 +382,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/8</EndPort>
@@ -401,7 +391,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/9</EndPort>
@@ -411,7 +400,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/10</EndPort>
@@ -421,7 +409,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/11</EndPort>
@@ -431,7 +418,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/12</EndPort>
@@ -441,7 +427,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/13</EndPort>
@@ -451,7 +436,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/14</EndPort>
@@ -461,7 +445,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/15</EndPort>
@@ -471,7 +454,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/1/16</EndPort>
@@ -481,7 +463,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/3/1</EndPort>
@@ -491,7 +472,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/3/5</EndPort>
@@ -501,7 +481,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/3/6</EndPort>
@@ -511,7 +490,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/3/7</EndPort>
@@ -521,7 +499,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/3/8</EndPort>
@@ -531,7 +508,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/3/9</EndPort>
@@ -541,7 +517,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/3/10</EndPort>
@@ -551,7 +526,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/3/11</EndPort>
@@ -561,7 +535,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/7</EndPort>
@@ -571,7 +544,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/8</EndPort>
@@ -581,7 +553,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/9</EndPort>
@@ -591,7 +562,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/10</EndPort>
@@ -601,7 +571,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/11</EndPort>
@@ -611,7 +580,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/12</EndPort>
@@ -621,7 +589,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/13</EndPort>
@@ -631,7 +598,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/14</EndPort>
@@ -641,7 +607,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/15</EndPort>
@@ -651,7 +616,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/2/16</EndPort>
@@ -661,7 +625,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/4/1</EndPort>
@@ -671,7 +634,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/4/5</EndPort>
@@ -681,7 +643,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/4/6</EndPort>
@@ -691,7 +652,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/4/7</EndPort>
@@ -701,7 +661,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/4/8</EndPort>
@@ -711,7 +670,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/4/9</EndPort>
@@ -721,7 +679,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/4/10</EndPort>
@@ -731,7 +688,6 @@
             </DeviceLinkBase>
             <DeviceLinkBase i:type="DeviceInterfaceLink">
                 <ElementType>DeviceInterfaceLink</ElementType>
-                <AutoNegotiation>true</AutoNegotiation>
                 <Bandwidth>40000</Bandwidth>
                 <EndDevice>s6100-dev-1</EndDevice>
                 <EndPort>fortyGigE1/4/11</EndPort>
@@ -765,6 +721,494 @@
     </Devices>
     <Properties xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution"/>
   </MetadataDeclaration>  
+  <LinkMetadataDeclaration>
+    <Link xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA01T1:Ethernet1;s6100-dev-1:fortyGigE1/1/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA01T1:Ethernet2;s6100-dev-1:fortyGigE1/1/2</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA02T1:Ethernet1;s6100-dev-1:fortyGigE1/1/5</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA02T1:Ethernet2;s6100-dev-1:fortyGigE1/1/6</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA03T1:Ethernet1;s6100-dev-1:fortyGigE1/2/1</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA03T1:Ethernet2;s6100-dev-1:fortyGigE1/2/2</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA04T1:Ethernet1;s6100-dev-1:fortyGigE1/2/5</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA04T1:Ethernet2;s6100-dev-1:fortyGigE1/2/6</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-01:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/8;server-02:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-03:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-04:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-05:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-06:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-07:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-08:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-09:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/1/7;server-10:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/3/1;server-11:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/3/5;server-12:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/3/6;server-13:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/3/7;server-14:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/3/8;server-15:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/3/9;server-16:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/3/10;server-17:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/3/11;server-18:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/7;server-19:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/8;server-20:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/9;server-21:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/10;server-22:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/11;server-23:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/12;server-24:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/13;server-25:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/14;server-26:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/15;server-27:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>s6100-dev-1:fortyGigE1/2/16;server-28:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>s6100-dev-1:fortyGigE1/4/1;server-29:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>s6100-dev-1:fortyGigE1/4/5;server-30:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>s6100-dev-1:fortyGigE1/4/6;server-31:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>s6100-dev-1:fortyGigE1/4/7;server-32:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>s6100-dev-1:fortyGigE1/4/8;server-33:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>s6100-dev-1:fortyGigE1/4/9;server-34:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>s6100-dev-1:fortyGigE1/4/10;server-35:0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+	<a:Key>s6100-dev-1:fortyGigE1/4/11;server-36:0</a:Key>
+      </a:LinkMetadata>
+    </Link>
+  </LinkMetadataDeclaration>
   <Hostname>s6100-dev-1</Hostname>
   <HwSku>Force10-S6100</HwSku>
-</DeviceMiniGraph>
\ No newline at end of file
+</DeviceMiniGraph>
diff --git a/src/sonic-config-engine/tests/simple-sample-graph-case.xml b/src/sonic-config-engine/tests/simple-sample-graph-case.xml
index 35d8f8343796..83becfd3b779 100644
--- a/src/sonic-config-engine/tests/simple-sample-graph-case.xml
+++ b/src/sonic-config-engine/tests/simple-sample-graph-case.xml
@@ -193,7 +193,6 @@
       </DeviceLinkBase>
       <DeviceLinkBase i:type="DeviceInterfaceLink">
         <ElementType>DeviceInterfaceLink</ElementType>
-        <AutoNegotiation>true</AutoNegotiation>
         <Bandwidth>10000</Bandwidth>
         <EndDevice>switch-t0</EndDevice>
         <EndPort>fortyGigE0/0</EndPort>
@@ -220,6 +219,21 @@
       </Device>
     </Devices>
   </PngDec>
+<LinkMetadataDeclaration>
+  <Link xmlns:d3p1="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
+    <d3p1:LinkMetadata>
+      <d3p1:Name i:nil="true"/>
+      <d3p1:Properties>
+        <d3p1:DeviceProperty>
+          <d3p1:Name>AutoNegotiation</d3p1:Name>
+          <d3p1:Reference i:nil="true"/>
+          <d3p1:Value>True</d3p1:Value>
+        </d3p1:DeviceProperty>
+      </d3p1:Properties>
+      <d3p1:Key>switch-01t1:port1;switch-t0:fortyGigE0/0</d3p1:Key>
+    </d3p1:LinkMetadata>
+  </Link>
+</LinkMetadataDeclaration>
 <MetadataDeclaration>
  <Devices xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
   <a:DeviceMetadata>
@@ -265,12 +279,10 @@
 </MetadataDeclaration>
   <DeviceInfos>
     <DeviceInfo>
-      <AutoNegotiation>true</AutoNegotiation>
       <EthernetInterfaces xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/0</InterfaceName>
@@ -283,7 +295,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/4</InterfaceName>
@@ -296,7 +307,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/8</InterfaceName>
@@ -310,7 +320,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/12</InterfaceName>
@@ -329,7 +338,6 @@
 	<a:ManagementInterface>
 	  <ElementType>DeviceInterface</ElementType>
 	  <AlternateSpeeds i:nil="true"/>
-	  <EnableAutoNegotiation>true</EnableAutoNegotiation>
 	  <EnableFlowControl>true</EnableFlowControl>
 	  <Index>1</Index>
 	  <InterfaceName>eth0</InterfaceName>
diff --git a/src/sonic-config-engine/tests/simple-sample-graph-metadata.xml b/src/sonic-config-engine/tests/simple-sample-graph-metadata.xml
index 1b1da1ff1787..03eecc2b9dcb 100644
--- a/src/sonic-config-engine/tests/simple-sample-graph-metadata.xml
+++ b/src/sonic-config-engine/tests/simple-sample-graph-metadata.xml
@@ -250,12 +250,10 @@
 </MetadataDeclaration>
   <DeviceInfos>
     <DeviceInfo>
-      <AutoNegotiation>true</AutoNegotiation>
       <EthernetInterfaces xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/0</InterfaceName>
@@ -268,7 +266,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/4</InterfaceName>
@@ -281,7 +278,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/8</InterfaceName>
@@ -295,7 +291,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/12</InterfaceName>
@@ -314,7 +309,6 @@
 	<a:ManagementInterface>
 	  <ElementType>DeviceInterface</ElementType>
 	  <AlternateSpeeds i:nil="true"/>
-	  <EnableAutoNegotiation>true</EnableAutoNegotiation>
 	  <EnableFlowControl>true</EnableFlowControl>
 	  <Index>1</Index>
 	  <InterfaceName>Management1</InterfaceName>
diff --git a/src/sonic-config-engine/tests/simple-sample-graph.xml b/src/sonic-config-engine/tests/simple-sample-graph.xml
index 5ebbaafd9671..6c2c768e272f 100644
--- a/src/sonic-config-engine/tests/simple-sample-graph.xml
+++ b/src/sonic-config-engine/tests/simple-sample-graph.xml
@@ -223,7 +223,6 @@
     <DeviceInterfaceLinks>
       <DeviceLinkBase i:type="DeviceInterfaceLink">
         <ElementType>DeviceInterfaceLink</ElementType>
-        <AutoNegotiation>true</AutoNegotiation>
         <Bandwidth>1000</Bandwidth>
         <EndDevice>ARISTA01T1</EndDevice>
         <EndPort>et1</EndPort>
@@ -234,7 +233,6 @@
       </DeviceLinkBase>
       <DeviceLinkBase i:type="DeviceInterfaceLink">
         <ElementType>DeviceInterfaceLink</ElementType>
-        <AutoNegotiation>true</AutoNegotiation>
         <Bandwidth>10000</Bandwidth>
         <EndDevice>switch-t0</EndDevice>
         <EndPort>fortyGigE0/1</EndPort>
@@ -245,7 +243,6 @@
       </DeviceLinkBase>
       <DeviceLinkBase i:type="DeviceInterfaceLink">
         <ElementType>DeviceInterfaceLink</ElementType>
-        <AutoNegotiation>true</AutoNegotiation>
         <Bandwidth>10000</Bandwidth>
         <EndDevice>switch-t0</EndDevice>
         <EndPort>fortyGigE0/2</EndPort>
@@ -280,12 +277,10 @@
   </PngDec>
   <DeviceInfos>
     <DeviceInfo>
-      <AutoNegotiation>true</AutoNegotiation>
       <EthernetInterfaces xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/0</InterfaceName>
@@ -298,7 +293,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet1</InterfaceName>
@@ -311,7 +305,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet2</InterfaceName>
@@ -324,7 +317,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/4</InterfaceName>
@@ -337,7 +329,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/8</InterfaceName>
@@ -351,7 +342,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>fortyGigE0/12</InterfaceName>
@@ -370,7 +360,6 @@
 	<a:ManagementInterface>
 	  <ElementType>DeviceInterface</ElementType>
 	  <AlternateSpeeds i:nil="true"/>
-	  <EnableAutoNegotiation>true</EnableAutoNegotiation>
 	  <Index>1</Index>
 	  <InterfaceName>Management1</InterfaceName>
 	  <MultiPortsInterface>false</MultiPortsInterface>
diff --git a/src/sonic-config-engine/tests/t0-sample-autoneg-port-config.ini b/src/sonic-config-engine/tests/t0-sample-autoneg-port-config.ini
new file mode 100644
index 000000000000..91555c6e111e
--- /dev/null
+++ b/src/sonic-config-engine/tests/t0-sample-autoneg-port-config.ini
@@ -0,0 +1,33 @@
+# name          lanes             alias             autoneg
+Ethernet0       29,30,31,32       fortyGigE0/0      0
+Ethernet4       25,26,27,28       fortyGigE0/4      0
+Ethernet8       37,38,39,40       fortyGigE0/8      0
+Ethernet12      33,34,35,36       fortyGigE0/12     0
+Ethernet16      41,42,43,44       fortyGigE0/16     0
+Ethernet20      45,46,47,48       fortyGigE0/20     0
+Ethernet24      5,6,7,8           fortyGigE0/24     0
+Ethernet28      1,2,3,4           fortyGigE0/28     0
+Ethernet32      9,10,11,12        fortyGigE0/32     0
+Ethernet36      13,14,15,16       fortyGigE0/36     0
+Ethernet40      21,22,23,24       fortyGigE0/40     0
+Ethernet44      17,18,19,20       fortyGigE0/44     0
+Ethernet48      49,50,51,52       fortyGigE0/48     0
+Ethernet52      53,54,55,56       fortyGigE0/52     0
+Ethernet56      61,62,63,64       fortyGigE0/56     0
+Ethernet60      57,58,59,60       fortyGigE0/60     0
+Ethernet64      65,66,67,68       fortyGigE0/64     0
+Ethernet68      69,70,71,72       fortyGigE0/68     0
+Ethernet72      77,78,79,80       fortyGigE0/72     0
+Ethernet76      73,74,75,76       fortyGigE0/76     0
+Ethernet80      105,106,107,108   fortyGigE0/80     0
+Ethernet84      109,110,111,112   fortyGigE0/84     0
+Ethernet88      117,118,119,120   fortyGigE0/88     0
+Ethernet92      113,114,115,116   fortyGigE0/92     0
+Ethernet96      121,122,123,124   fortyGigE0/96     0
+Ethernet100     125,126,127,128   fortyGigE0/100    0
+Ethernet104     85,86,87,88       fortyGigE0/104    0
+Ethernet108     81,82,83,84       fortyGigE0/108    0
+Ethernet112     89,90,91,92       fortyGigE0/112    1
+Ethernet116     93,94,95,96       fortyGigE0/116    1
+Ethernet120     97,98,99,100      fortyGigE0/120    1
+Ethernet124     101,102,103,104   fortyGigE0/124    1
diff --git a/src/sonic-config-engine/tests/t0-sample-graph.xml b/src/sonic-config-engine/tests/t0-sample-graph.xml
index 4ede44c852fe..adf3303f6217 100644
--- a/src/sonic-config-engine/tests/t0-sample-graph.xml
+++ b/src/sonic-config-engine/tests/t0-sample-graph.xml
@@ -380,7 +380,6 @@
       </DeviceLinkBase>
       <DeviceLinkBase>
         <ElementType>DeviceInterfaceLink</ElementType>
-        <AutoNegotiation>true</AutoNegotiation>
         <Bandwidth>100000</Bandwidth>
         <EndDevice>switch-t0</EndDevice>
         <EndPort>fortyGigE0/4</EndPort>
@@ -440,6 +439,11 @@
       <a:LinkMetadata>
         <a:Name i:nil="true"/>
         <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
           <a:DeviceProperty>
             <a:Name>FECDisabled</a:Name>
             <a:Reference i:nil="true"/>
@@ -451,6 +455,11 @@
       <a:LinkMetadata>
         <a:Name i:nil="true"/>
         <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>False</a:Value>
+          </a:DeviceProperty>
           <a:DeviceProperty>
             <a:Name>FECDisabled</a:Name>
             <a:Reference i:nil="true"/>
diff --git a/src/sonic-config-engine/tests/t1-sample-graph-mlnx.xml b/src/sonic-config-engine/tests/t1-sample-graph-mlnx.xml
index 04fc88c34370..cc6f5e95940b 100644
--- a/src/sonic-config-engine/tests/t1-sample-graph-mlnx.xml
+++ b/src/sonic-config-engine/tests/t1-sample-graph-mlnx.xml
@@ -1745,12 +1745,10 @@
   </PngDec>
   <DeviceInfos>
     <DeviceInfo>
-      <AutoNegotiation>true</AutoNegotiation>
       <EthernetInterfaces xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet0</InterfaceName>
@@ -1763,7 +1761,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet4</InterfaceName>
@@ -1776,7 +1773,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet8</InterfaceName>
@@ -1789,7 +1785,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet12</InterfaceName>
@@ -1802,7 +1797,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet16</InterfaceName>
@@ -1815,7 +1809,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet20</InterfaceName>
@@ -1828,7 +1821,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet24</InterfaceName>
@@ -1841,7 +1833,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet28</InterfaceName>
@@ -1854,7 +1845,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet32</InterfaceName>
@@ -1867,7 +1857,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet36</InterfaceName>
@@ -1880,7 +1869,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet40</InterfaceName>
@@ -1893,7 +1881,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet44</InterfaceName>
@@ -1906,7 +1893,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet48</InterfaceName>
@@ -1919,7 +1905,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet52</InterfaceName>
@@ -1932,7 +1917,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet56</InterfaceName>
@@ -1945,7 +1929,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet60</InterfaceName>
@@ -1958,7 +1941,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet64</InterfaceName>
@@ -1971,7 +1953,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet68</InterfaceName>
@@ -1984,7 +1965,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet72</InterfaceName>
@@ -1997,7 +1977,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet76</InterfaceName>
@@ -2010,7 +1989,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet80</InterfaceName>
@@ -2023,7 +2001,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet84</InterfaceName>
@@ -2036,7 +2013,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet88</InterfaceName>
@@ -2049,7 +2025,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet92</InterfaceName>
@@ -2062,7 +2037,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet96</InterfaceName>
@@ -2075,7 +2049,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet100</InterfaceName>
@@ -2088,7 +2061,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet104</InterfaceName>
@@ -2101,7 +2073,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet108</InterfaceName>
@@ -2114,7 +2085,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet112</InterfaceName>
@@ -2127,7 +2097,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet116</InterfaceName>
@@ -2140,7 +2109,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet120</InterfaceName>
@@ -2153,7 +2121,6 @@
         <a:EthernetInterface>
           <ElementType>DeviceInterface</ElementType>
           <AlternateSpeeds i:nil="true"/>
-          <EnableAutoNegotiation>true</EnableAutoNegotiation>
           <EnableFlowControl>true</EnableFlowControl>
           <Index>1</Index>
           <InterfaceName>Ethernet124</InterfaceName>
@@ -2235,6 +2202,362 @@
     </Devices>
     <Properties xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution"/>
   </MetadataDeclaration>
+  <LinkMetadataDeclaration>
+    <Link xmlns:a="http://schemas.datacontract.org/2004/07/Microsoft.Search.Autopilot.Evolution">
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA01T2:Ethernet1;arc-switch1026:Ethernet0</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA02T2:Ethernet1;arc-switch1026:Ethernet4</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA03T2:Ethernet1;arc-switch1026:Ethernet8</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA04T2:Ethernet1;arc-switch1026:Ethernet12</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA05T2:Ethernet1;arc-switch1026:Ethernet16</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA06T2:Ethernet1;arc-switch1026:Ethernet20</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA07T2:Ethernet1;arc-switch1026:Ethernet24</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA08T2:Ethernet1;arc-switch1026:Ethernet28</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA09T2:Ethernet1;arc-switch1026:Ethernet32</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA10T2:Ethernet1;arc-switch1026:Ethernet36</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA11T2:Ethernet1;arc-switch1026:Ethernet40</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA12T2:Ethernet1;arc-switch1026:Ethernet44</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA13T2:Ethernet1;arc-switch1026:Ethernet48</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA14T2:Ethernet1;arc-switch1026:Ethernet52</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA15T2:Ethernet1;arc-switch1026:Ethernet56</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA16T2:Ethernet1;arc-switch1026:Ethernet60</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA01T0:Ethernet1;arc-switch1026:Ethernet64</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA02T0:Ethernet1;arc-switch1026:Ethernet68</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA03T0:Ethernet1;arc-switch1026:Ethernet72</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA04T0:Ethernet1;arc-switch1026:Ethernet76</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA05T0:Ethernet1;arc-switch1026:Ethernet80</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA06T0:Ethernet1;arc-switch1026:Ethernet84</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA07T0:Ethernet1;arc-switch1026:Ethernet88</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA08T0:Ethernet1;arc-switch1026:Ethernet92</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA09T0:Ethernet1;arc-switch1026:Ethernet96</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA10T0:Ethernet1;arc-switch1026:Ethernet100</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA11T0:Ethernet1;arc-switch1026:Ethernet104</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA12T0:Ethernet1;arc-switch1026:Ethernet108</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA13T0:Ethernet1;arc-switch1026:Ethernet112</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA14T0:Ethernet1;arc-switch1026:Ethernet116</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA15T0:Ethernet1;arc-switch1026:Ethernet120</a:Key>
+      </a:LinkMetadata>
+      <a:LinkMetadata>
+        <a:Name i:nil="true"/>
+        <a:Properties>
+          <a:DeviceProperty>
+            <a:Name>AutoNegotiation</a:Name>
+            <a:Reference i:nil="true"/>
+            <a:Value>True</a:Value>
+          </a:DeviceProperty>
+        </a:Properties>
+        <a:Key>ARISTA16T0:Ethernet1;arc-switch1026:Ethernet124</a:Key>
+      </a:LinkMetadata>
+    </Link>
+  </LinkMetadataDeclaration>
   <Hostname>arc-switch1026</Hostname>
   <HwSku>ACS-MSN2700</HwSku>
 </DeviceMiniGraph>
diff --git a/src/sonic-config-engine/tests/test_cfggen.py b/src/sonic-config-engine/tests/test_cfggen.py
index d26277e3e46a..1e23019f2c3b 100644
--- a/src/sonic-config-engine/tests/test_cfggen.py
+++ b/src/sonic-config-engine/tests/test_cfggen.py
@@ -15,6 +15,7 @@ def setUp(self):
         self.sample_graph_bgp_speaker = os.path.join(self.test_dir, 't0-sample-bgp-speaker.xml')
         self.sample_device_desc = os.path.join(self.test_dir, 'device.xml')
         self.port_config = os.path.join(self.test_dir, 't0-sample-port-config.ini')
+        self.port_config_autoneg = os.path.join(self.test_dir, 't0-sample-autoneg-port-config.ini')
 
     def run_script(self, argument, check_stderr=False):
         print '\n    Running sonic-cfggen ' + argument
@@ -169,7 +170,82 @@ def test_minigraph_port_fec_disabled(self):
         # Test for FECDisabled
         argument = '-m "' + self.sample_graph_t0 + '" -p "' + self.port_config + '" -v "PORT[\'Ethernet4\']"'
         output = self.run_script(argument)
-        self.assertEqual(output.strip(), "{'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'speed': '100000'}")
+        self.assertEqual(output.strip(), "{'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'autoneg': '1', 'speed': '100000'}")
+
+    def test_minigraph_port_autonegotiation(self):
+        # Test with a port_config.ini file which doesn't have an 'autoneg' column
+        argument = '-m "' + self.sample_graph_t0 + '" -p "' + self.port_config + '" -v "PORT"'
+        output = self.run_script(argument)
+        self.assertEqual(output.strip(),
+                "{'Ethernet8': {'lanes': '37,38,39,40', 'description': 'fortyGigE0/8', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/8', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet0': {'alias': 'fortyGigE0/0', 'pfc_asym': 'off', 'lanes': '29,30,31,32', 'description': 'fortyGigE0/0', 'mtu': '9100'}, "
+                "'Ethernet4': {'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'autoneg': '1', 'speed': '100000'}, "
+                "'Ethernet108': {'alias': 'fortyGigE0/108', 'pfc_asym': 'off', 'lanes': '81,82,83,84', 'description': 'fortyGigE0/108', 'mtu': '9100'}, "
+                "'Ethernet100': {'alias': 'fortyGigE0/100', 'pfc_asym': 'off', 'lanes': '125,126,127,128', 'description': 'fortyGigE0/100', 'mtu': '9100'}, "
+                "'Ethernet104': {'alias': 'fortyGigE0/104', 'pfc_asym': 'off', 'lanes': '85,86,87,88', 'description': 'fortyGigE0/104', 'mtu': '9100'}, "
+                "'Ethernet68': {'lanes': '69,70,71,72', 'description': 'fortyGigE0/68', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/68', 'admin_status': 'up'}, "
+                "'Ethernet96': {'lanes': '121,122,123,124', 'description': 'fortyGigE0/96', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/96', 'admin_status': 'up'}, "
+                "'Ethernet124': {'lanes': '101,102,103,104', 'fec': 'rs', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/124', 'admin_status': 'up', 'speed': '100000', 'description': 'ARISTA04T1:Ethernet1/1'}, "
+                "'Ethernet92': {'lanes': '113,114,115,116', 'description': 'fortyGigE0/92', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/92', 'admin_status': 'up'}, "
+                "'Ethernet120': {'lanes': '97,98,99,100', 'description': 'ARISTA03T1:Ethernet1/1', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/120', 'admin_status': 'up'}, "
+                "'Ethernet52': {'lanes': '53,54,55,56', 'description': 'fortyGigE0/52', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/52', 'admin_status': 'up'}, "
+                "'Ethernet56': {'lanes': '61,62,63,64', 'description': 'fortyGigE0/56', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/56', 'admin_status': 'up'}, "
+                "'Ethernet76': {'lanes': '73,74,75,76', 'description': 'fortyGigE0/76', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/76', 'admin_status': 'up'}, "
+                "'Ethernet72': {'lanes': '77,78,79,80', 'description': 'fortyGigE0/72', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/72', 'admin_status': 'up'}, "
+                "'Ethernet64': {'lanes': '65,66,67,68', 'description': 'fortyGigE0/64', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/64', 'admin_status': 'up'}, "
+                "'Ethernet32': {'lanes': '9,10,11,12', 'description': 'fortyGigE0/32', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/32', 'admin_status': 'up'}, "
+                "'Ethernet16': {'lanes': '41,42,43,44', 'description': 'fortyGigE0/16', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/16', 'admin_status': 'up'}, "
+                "'Ethernet36': {'lanes': '13,14,15,16', 'description': 'fortyGigE0/36', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/36', 'admin_status': 'up'}, "
+                "'Ethernet12': {'lanes': '33,34,35,36', 'description': 'fortyGigE0/12', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/12', 'admin_status': 'up'}, "
+                "'Ethernet88': {'lanes': '117,118,119,120', 'description': 'fortyGigE0/88', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/88', 'admin_status': 'up'}, "
+                "'Ethernet116': {'lanes': '93,94,95,96', 'description': 'ARISTA02T1:Ethernet1/1', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/116', 'admin_status': 'up'}, "
+                "'Ethernet80': {'lanes': '105,106,107,108', 'description': 'fortyGigE0/80', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/80', 'admin_status': 'up'}, "
+                "'Ethernet112': {'lanes': '89,90,91,92', 'description': 'ARISTA01T1:Ethernet1/1', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/112', 'admin_status': 'up'}, "
+                "'Ethernet84': {'lanes': '109,110,111,112', 'description': 'fortyGigE0/84', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/84', 'admin_status': 'up'}, "
+                "'Ethernet48': {'lanes': '49,50,51,52', 'description': 'fortyGigE0/48', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/48', 'admin_status': 'up'}, "
+                "'Ethernet44': {'lanes': '17,18,19,20', 'description': 'fortyGigE0/44', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/44', 'admin_status': 'up'}, "
+                "'Ethernet40': {'lanes': '21,22,23,24', 'description': 'fortyGigE0/40', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/40', 'admin_status': 'up'}, "
+                "'Ethernet28': {'lanes': '1,2,3,4', 'description': 'fortyGigE0/28', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/28', 'admin_status': 'up'}, "
+                "'Ethernet60': {'lanes': '57,58,59,60', 'description': 'fortyGigE0/60', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/60', 'admin_status': 'up'}, "
+                "'Ethernet20': {'lanes': '45,46,47,48', 'description': 'fortyGigE0/20', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/20', 'admin_status': 'up'}, "
+                "'Ethernet24': {'lanes': '5,6,7,8', 'description': 'fortyGigE0/24', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/24', 'admin_status': 'up'}}")
+
+        # Test with a port_config.ini file which has an 'autoneg' column
+        argument = '-m "' + self.sample_graph_t0 + '" -p "' + self.port_config_autoneg + '" -v "PORT"'
+        output = self.run_script(argument)
+        self.assertEqual(output.strip(),
+                "{'Ethernet8': {'lanes': '37,38,39,40', 'description': 'fortyGigE0/8', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/8', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet0': {'lanes': '29,30,31,32', 'description': 'fortyGigE0/0', 'mtu': '9100', 'alias': 'fortyGigE0/0', 'pfc_asym': 'off', 'autoneg': '0'}, "
+                "'Ethernet4': {'lanes': '25,26,27,28', 'description': 'Servers0:eth0', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/4', 'admin_status': 'up', 'autoneg': '1', 'speed': '100000'}, "
+                "'Ethernet108': {'lanes': '81,82,83,84', 'description': 'fortyGigE0/108', 'mtu': '9100', 'alias': 'fortyGigE0/108', 'pfc_asym': 'off', 'autoneg': '0'}, "
+                "'Ethernet100': {'lanes': '125,126,127,128', 'description': 'fortyGigE0/100', 'mtu': '9100', 'alias': 'fortyGigE0/100', 'pfc_asym': 'off', 'autoneg': '0'}, "
+                "'Ethernet104': {'lanes': '85,86,87,88', 'description': 'fortyGigE0/104', 'mtu': '9100', 'alias': 'fortyGigE0/104', 'pfc_asym': 'off', 'autoneg': '0'}, "
+                "'Ethernet68': {'lanes': '69,70,71,72', 'description': 'fortyGigE0/68', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/68', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet96': {'lanes': '121,122,123,124', 'description': 'fortyGigE0/96', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/96', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet124': {'lanes': '101,102,103,104', 'fec': 'rs', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/124', 'admin_status': 'up', 'autoneg': '1', 'speed': '100000', 'description': 'ARISTA04T1:Ethernet1/1'}, "
+                "'Ethernet92': {'lanes': '113,114,115,116', 'description': 'fortyGigE0/92', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/92', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet120': {'lanes': '97,98,99,100', 'description': 'ARISTA03T1:Ethernet1/1', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/120', 'admin_status': 'up', 'autoneg': '1'}, "
+                "'Ethernet52': {'lanes': '53,54,55,56', 'description': 'fortyGigE0/52', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/52', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet56': {'lanes': '61,62,63,64', 'description': 'fortyGigE0/56', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/56', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet76': {'lanes': '73,74,75,76', 'description': 'fortyGigE0/76', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/76', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet72': {'lanes': '77,78,79,80', 'description': 'fortyGigE0/72', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/72', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet64': {'lanes': '65,66,67,68', 'description': 'fortyGigE0/64', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/64', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet32': {'lanes': '9,10,11,12', 'description': 'fortyGigE0/32', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/32', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet16': {'lanes': '41,42,43,44', 'description': 'fortyGigE0/16', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/16', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet36': {'lanes': '13,14,15,16', 'description': 'fortyGigE0/36', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/36', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet12': {'lanes': '33,34,35,36', 'description': 'fortyGigE0/12', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/12', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet88': {'lanes': '117,118,119,120', 'description': 'fortyGigE0/88', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/88', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet116': {'lanes': '93,94,95,96', 'description': 'ARISTA02T1:Ethernet1/1', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/116', 'admin_status': 'up', 'autoneg': '1'}, "
+                "'Ethernet80': {'lanes': '105,106,107,108', 'description': 'fortyGigE0/80', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/80', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet112': {'lanes': '89,90,91,92', 'description': 'ARISTA01T1:Ethernet1/1', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/112', 'admin_status': 'up', 'autoneg': '1'}, "
+                "'Ethernet84': {'lanes': '109,110,111,112', 'description': 'fortyGigE0/84', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/84', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet48': {'lanes': '49,50,51,52', 'description': 'fortyGigE0/48', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/48', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet44': {'lanes': '17,18,19,20', 'description': 'fortyGigE0/44', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/44', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet40': {'lanes': '21,22,23,24', 'description': 'fortyGigE0/40', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/40', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet28': {'lanes': '1,2,3,4', 'description': 'fortyGigE0/28', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/28', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet60': {'lanes': '57,58,59,60', 'description': 'fortyGigE0/60', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/60', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet20': {'lanes': '45,46,47,48', 'description': 'fortyGigE0/20', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/20', 'admin_status': 'up', 'autoneg': '0'}, "
+                "'Ethernet24': {'lanes': '5,6,7,8', 'description': 'fortyGigE0/24', 'pfc_asym': 'off', 'mtu': '9100', 'alias': 'fortyGigE0/24', 'admin_status': 'up', 'autoneg': '0'}}")
 
     def test_minigraph_port_rs(self):
         argument = '-m "' + self.sample_graph_t0 + '" -p "' + self.port_config + '" -v "PORT[\'Ethernet124\']"'