Make sure that %ServerName; is remotely accessible from the DPM server. 2) If a firewall is enabled on %ServerName;, make ...

1) Make sure that %ServerName; is remotely accessible from the DPM server.
2) If a firewall is enabled on %ServerName;, make sure that it is not blocking requests from the DPM server.
3) Restart the DPM Replication Agent service on %ServerName;. If the service fails to start, re-install the protection agent.