From 9554f703c491210d252962fa9aa01d1e10100b07 Mon Sep 17 00:00:00 2001
From: Kenneth Cheung <kennethcheung@arista.com>
Date: Thu, 12 Jan 2023 06:34:30 -0800
Subject: [PATCH] Added Configuration.md description for System Ports

---
 src/sonic-yang-models/doc/Configuration.md | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/src/sonic-yang-models/doc/Configuration.md b/src/sonic-yang-models/doc/Configuration.md
index 1c25f66a61c2..9f9d69851111 100644
--- a/src/sonic-yang-models/doc/Configuration.md
+++ b/src/sonic-yang-models/doc/Configuration.md
@@ -50,6 +50,7 @@ Table of Contents
          * [Syslog Rate Limit](#syslog-rate-limit)  
          * [Sflow](#sflow)  
          * [Restapi](#restapi)  
+         * [System Port](#system-port)  
          * [Tacplus Server](#tacplus-server)    
          * [TC to Priority group map](#tc-to-priority-group-map)  
          * [TC to Queue map](#tc-to-queue-map)    
@@ -1521,6 +1522,49 @@ Container side configuration:
 }
 ```
 
+### System Port
+Every port on the system requires a global representation, known as a System Port,
+and is listed in this table.
+
+```
+{
+"SYSTEM_PORT": {
+    "host227-4|asic0|Ethernet0": {
+        "core_index": "1",
+        "core_port_index": "1",
+        "num_voq": "8",
+        "speed": "100000",
+        "switch_id": "0",
+        "system_port_id": "1"
+    },
+    "host227-4|asic0|Ethernet4": {
+        "core_index": "1",
+        "core_port_index": "2",
+        "num_voq": "8",
+        "speed": "100000",
+        "switch_id": "0",
+        "system_port_id": "2"
+    },
+    "host227-5|asic0|Ethernet0": {
+        "core_index": "1",
+        "core_port_index": "1",
+        "num_voq": "8",
+        "speed": "100000",
+        "switch_id": "4",
+        "system_port_id": "80"
+    },
+    "host227-5|asic0|Ethernet4": {
+        "core_index": "1",
+        "core_port_index": "2",
+        "num_voq": "8",
+        "speed": "100000",
+        "switch_id": "4",
+        "system_port_id": "81"
+    }
+  }
+}
+```
+
 ### Tacplus Server
 
 ```