NetBackup is licensed per physical machine, not per VM. You need only one client license per ESX server regardless of how many VMs are running on it. As Yogesh9881 pointed out, you may need either a standard client license or an Enterprise client lic...
Here's the problem: while it's true that Symantec supports minor version discrepancies for NetBackup, it's quite possible that the fix for your problem may be part of the master or media server code, not the Exchange client code. In other words, upgr...
An excellent post! I think it's important, though, to point out that while this is an ingenious workaround, it's not officially supported by Symantec. NetBackup expects each client to belong to one and only one master server; cross-domain clients are...