diff --git a/first-network/configtx.yaml b/first-network/configtx.yaml
index 0363a661..5956612b 100644
--- a/first-network/configtx.yaml
+++ b/first-network/configtx.yaml
@@ -347,27 +347,27 @@ Profiles:
                   ClientTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer.example.com/tls/server.crt
                   ServerTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer.example.com/tls/server.crt
                 - Host: orderer2.example.com
-                  Port: 7050
+                  Port: 8050
                   ClientTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer2.example.com/tls/server.crt
                   ServerTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer2.example.com/tls/server.crt
                 - Host: orderer3.example.com
-                  Port: 7050
+                  Port: 9050
                   ClientTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer3.example.com/tls/server.crt
                   ServerTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer3.example.com/tls/server.crt
                 - Host: orderer4.example.com
-                  Port: 7050
+                  Port: 10050
                   ClientTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer4.example.com/tls/server.crt
                   ServerTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer4.example.com/tls/server.crt
                 - Host: orderer5.example.com
-                  Port: 7050
+                  Port: 11050
                   ClientTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer5.example.com/tls/server.crt
                   ServerTLSCert: crypto-config/ordererOrganizations/example.com/orderers/orderer5.example.com/tls/server.crt
             Addresses:
                 - orderer.example.com:7050
-                - orderer2.example.com:7050
-                - orderer3.example.com:7050
-                - orderer4.example.com:7050
-                - orderer5.example.com:7050
+                - orderer2.example.com:8050
+                - orderer3.example.com:9050
+                - orderer4.example.com:10050
+                - orderer5.example.com:11050
 
             Organizations:
             - *OrdererOrg
diff --git a/first-network/docker-compose-etcdraft2.yaml b/first-network/docker-compose-etcdraft2.yaml
index 1e525ee2..042d884a 100644
--- a/first-network/docker-compose-etcdraft2.yaml
+++ b/first-network/docker-compose-etcdraft2.yaml
@@ -20,58 +20,66 @@ services:
     extends:
       file: base/peer-base.yaml
       service: orderer-base
+    environment:
+      - ORDERER_GENERAL_LISTENPORT=8050
     container_name: orderer2.example.com
     networks:
-    - byfn
+      - byfn
     volumes:
-        - ./channel-artifacts/genesis.block:/var/hyperledger/orderer/orderer.genesis.block
-        - ./crypto-config/ordererOrganizations/example.com/orderers/orderer2.example.com/msp:/var/hyperledger/orderer/msp
-        - ./crypto-config/ordererOrganizations/example.com/orderers/orderer2.example.com/tls/:/var/hyperledger/orderer/tls
-        - orderer2.example.com:/var/hyperledger/production/orderer
+      - ./channel-artifacts/genesis.block:/var/hyperledger/orderer/orderer.genesis.block
+      - ./crypto-config/ordererOrganizations/example.com/orderers/orderer2.example.com/msp:/var/hyperledger/orderer/msp
+      - ./crypto-config/ordererOrganizations/example.com/orderers/orderer2.example.com/tls/:/var/hyperledger/orderer/tls
+      - orderer2.example.com:/var/hyperledger/production/orderer
     ports:
-    - 8050:7050
+      - 8050:8050
 
   orderer3.example.com:
     extends:
       file: base/peer-base.yaml
       service: orderer-base
+    environment:
+      - ORDERER_GENERAL_LISTENPORT=9050
     container_name: orderer3.example.com
     networks:
-    - byfn
+      - byfn
     volumes:
-        - ./channel-artifacts/genesis.block:/var/hyperledger/orderer/orderer.genesis.block
-        - ./crypto-config/ordererOrganizations/example.com/orderers/orderer3.example.com/msp:/var/hyperledger/orderer/msp
-        - ./crypto-config/ordererOrganizations/example.com/orderers/orderer3.example.com/tls/:/var/hyperledger/orderer/tls
-        - orderer3.example.com:/var/hyperledger/production/orderer
+      - ./channel-artifacts/genesis.block:/var/hyperledger/orderer/orderer.genesis.block
+      - ./crypto-config/ordererOrganizations/example.com/orderers/orderer3.example.com/msp:/var/hyperledger/orderer/msp
+      - ./crypto-config/ordererOrganizations/example.com/orderers/orderer3.example.com/tls/:/var/hyperledger/orderer/tls
+      - orderer3.example.com:/var/hyperledger/production/orderer
     ports:
-    - 9050:7050
+      - 9050:9050
 
   orderer4.example.com:
     extends:
       file: base/peer-base.yaml
       service: orderer-base
+    environment:
+      - ORDERER_GENERAL_LISTENPORT=10050
     container_name: orderer4.example.com
     networks:
-    - byfn
+      - byfn
     volumes:
-        - ./channel-artifacts/genesis.block:/var/hyperledger/orderer/orderer.genesis.block
-        - ./crypto-config/ordererOrganizations/example.com/orderers/orderer4.example.com/msp:/var/hyperledger/orderer/msp
-        - ./crypto-config/ordererOrganizations/example.com/orderers/orderer4.example.com/tls/:/var/hyperledger/orderer/tls
-        - orderer4.example.com:/var/hyperledger/production/orderer
+      - ./channel-artifacts/genesis.block:/var/hyperledger/orderer/orderer.genesis.block
+      - ./crypto-config/ordererOrganizations/example.com/orderers/orderer4.example.com/msp:/var/hyperledger/orderer/msp
+      - ./crypto-config/ordererOrganizations/example.com/orderers/orderer4.example.com/tls/:/var/hyperledger/orderer/tls
+      - orderer4.example.com:/var/hyperledger/production/orderer
     ports:
-    - 10050:7050
+      - 10050:10050
 
   orderer5.example.com:
     extends:
       file: base/peer-base.yaml
       service: orderer-base
+    environment:
+      - ORDERER_GENERAL_LISTENPORT=11050
     container_name: orderer5.example.com
     networks:
-    - byfn
+      - byfn
     volumes:
-        - ./channel-artifacts/genesis.block:/var/hyperledger/orderer/orderer.genesis.block
-        - ./crypto-config/ordererOrganizations/example.com/orderers/orderer5.example.com/msp:/var/hyperledger/orderer/msp
-        - ./crypto-config/ordererOrganizations/example.com/orderers/orderer5.example.com/tls/:/var/hyperledger/orderer/tls
-        - orderer5.example.com:/var/hyperledger/production/orderer
+      - ./channel-artifacts/genesis.block:/var/hyperledger/orderer/orderer.genesis.block
+      - ./crypto-config/ordererOrganizations/example.com/orderers/orderer5.example.com/msp:/var/hyperledger/orderer/msp
+      - ./crypto-config/ordererOrganizations/example.com/orderers/orderer5.example.com/tls/:/var/hyperledger/orderer/tls
+      - orderer5.example.com:/var/hyperledger/production/orderer
     ports:
-    - 11050:7050
+      - 11050:11050