vSphere Replication UI Summary page hangs after changing Replication appliance hostname

Products

• VMware Live Recovery

Issue/Introduction

The hostname of vSphere Replication appliance was changed from IP to FQDN. 

Cannot open vSphere Replication VAMI on Summary page as it hangs throwing error: "java.net.SocketTimeoutException: 30,000 milliseconds timeout on connection http-outgoing-5 [ACTIVE]"  

Environment

vSphere Replication 8.x

Cause

Incorrect/Invalid/Missing DNS server entries for the vSphere Replication appliance and the vCenter.

The vSphere Replication appliance could no resolve the FQDN of the vCenter Server

Resolution

Ensure the vSphere Replication can resolve (nslookup) the vCenter FQDN  

- Verify the DNS server address is correct for both vSphere Replication and vCenter server.
- Verify the DNS server records are correct for both vSphere Replication and vCenter server.


To override DNS, add the vCenter record to the vSphere Replication /etc/hosts file.