Can you remove the license fileand re-add it? Refer to https://www.veritas.com/support/en_US/article.100027198 on how to remove the slf files. Once done run the install wizard and add the slf file(s).
Can you browse this remote server over the network and copy data across?When you add the server manually and proceed what is the error? Can you please share the push log C:\ProgramData\Veritas\Backup Exec\PushLogs\Remoteserver_name_Push.log from Back...