A connection with the server could not be established (0x00002EFD) - Hyper-V failed to enable replication for virtual machine virtual machine
Error message
VMM cannot complete the host operation on the Host5.contoso.com server because of the error: Hyper-V failed to enable replication for virtual machine 'SHAREPOINT-VM1': A connection with the server could not be established (0x00002EFD). (Virtual Machine ID XXXXXXX-DCEE-XXXX-XXXX-1DC00586XXXX) Hyper-V cannot connect to the specified Replica server 'Host1.contoso.com'. Error: A connection with the server could not be established (0x00002EFD). Verify that the specified server is enabled as a Replica server, allows inbound connection on port '8084', and supports the same authentication scheme. Resolve the host issue and then try the operation again.
Error Code
Service error code: 40000 Provider error code: 12700
Resolution
Enable Protection failed because the primary Hyper-V host is not able to connect to the recovery Hyper-V host. Ensure that the network firewall is configured so that Hyper-V host machines can communicate with each other over port 8084.