title: Endorser client failed to connect : connection refused Error
body: <p>I want to set up a Hyperledger fabric network on the Aws server, the network is working in my local system but on the AWS server I am getting below error while starting Hyperleger fabric network.</p>
  
  <pre><code>Error: error getting endorser client for channel: endorser client failed to connect to peer0.org1.example.com:7051: failed to create new connection: connection error: desc = "transport: error while dialing: dial tcp 172.28.0.9:7051: connect: connection refused"
  peer0.org1 failed to join the channel, Retry after 3 seconds
  </code></pre>
  
  <p>version:</p>
  
  <pre><code> 1. Hyperledger Version: 1.4.6 
   2. Go version: go1.12.12
   3. OS/Arch:linux/amd64
   4. Chaincode:   Base Image Version: 0.4.18 
  </code></pre>
  
  <p>while up the first network, by using the below command:</p>
  
  <p><code>./byfn.sh up -a  -s couchdb</code></p>
  
  <p>Please help me on how to resolve the above issues.</p>