diff --git a/first-network/.gitignore b/first-network/.gitignore
index 4888c4c230..155350838d 100644
--- a/first-network/.gitignore
+++ b/first-network/.gitignore
@@ -5,4 +5,5 @@
 /ledgers
 /ledgers-backup
 /channel-artifacts/*.json
-/org3-artifacts/crypto-config/*
\ No newline at end of file
+/org3-artifacts/crypto-config/*
+/connection-*.*
\ No newline at end of file
diff --git a/first-network/connection-org3.json b/first-network/connection-org3.json
deleted file mode 100644
index 0fac14f1ad..0000000000
--- a/first-network/connection-org3.json
+++ /dev/null
@@ -1,43 +0,0 @@
-{
-    "name": "first-network-org3",
-    "version": "1.0.0",
-    "client": {
-        "organization": "Org3",
-        "connection": {
-            "timeout": {
-                "peer": {
-                    "endorser": "300"
-                }
-            }
-        }
-    },
-    "organizations": {
-        "Org3": {
-            "mspid": "Org3MSP",
-            "peers": [
-                "peer0.org3.example.com",
-                "peer1.org3.example.com"
-            ]
-        }
-    },
-    "peers": {
-        "peer0.org3.example.com": {
-            "url": "grpcs://localhost:11051",
-            "tlsCACerts": {
-                "path": "org3-artifacts/crypto-config/peerOrganizations/org3.example.com/tlsca/tlsca.org3.example.com-cert.pem"
-            },
-            "grpcOptions": {
-                "ssl-target-name-override": "peer0.org3.example.com"
-            }
-        },
-        "peer1.org3.example.com": {
-            "url": "grpcs://localhost:12051",
-            "tlsCACerts": {
-                "path": "org3-artifacts/crypto-config/peerOrganizations/org3.example.com/tlsca/tlsca.org3.example.com-cert.pem"
-            },
-            "grpcOptions": {
-                "ssl-target-name-override": "peer1.org3.example.com"
-            }
-        }
-    }
-}
diff --git a/first-network/connection-org3.yaml b/first-network/connection-org3.yaml
deleted file mode 100644
index ebdc983d31..0000000000
--- a/first-network/connection-org3.yaml
+++ /dev/null
@@ -1,28 +0,0 @@
----
-name: first-network-org3
-version: 1.0.0
-client:
-  organization: Org3
-  connection:
-    timeout:
-      peer:
-        endorser: '300'
-organizations:
-  Org3:
-    mspid: Org3MSP
-    peers:
-    - peer0.org3.example.com
-    - peer1.org3.example.com
-peers:
-  peer0.org3.example.com:
-    url: grpcs://localhost:11051
-    tlsCACerts:
-      path: org3-artifacts/crypto-config/peerOrganizations/org3.example.com/tlsca/tlsca.org3.example.com-cert.pem
-    grpcOptions:
-      ssl-target-name-override: peer0.org3.example.com
-  peer1.org3.example.com:
-    url: grpcs://localhost:12051
-    tlsCACerts:
-      path: org3-artifacts/crypto-config/peerOrganizations/org3.example.com/tlsca/tlsca.org3.example.com-cert.pem
-    grpcOptions:
-      ssl-target-name-override: peer1.org3.example.com