Thank you for posting this query. Remote agent software should be installed on all the nodes of the remote cluster. It appears that push installation of remote agent is failing. If this is the case, please perform a local installation of remote agent on the remote cluster and observe the results.
http://support.veritas.com/docs/265736
Hope, this should resolve the issue. If the problem persists, please let us know the exact error that you get during the installation.