Hello,
Follow the simple procedure mentioned in either of the technotes below. The version can be checked either from the media server or the remote server as follows:
Title : How to check the installed version of the Backup Exec Remote Agent
http://support.veritas.com/docs/239316
Title : How to check the version or status of the remote agent on remote servers from the Backup Exec user interface
http://support.veritas.com/docs/238993
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