Sorry if this sounds too obvious, but read the NetWorker 8.x release notes and 
consult the compatibility guide prior to upgrading any of your NetWorker 
servers.

On 01 21, 2013, at 2:22 PM, Dennis Peacock wrote:

> I have 20 Networker masters. They cover almost every O/S and hardware 
> platform.
> Some as old as 7.2 boxes.
> 
> I'm looking at upgrading all of them to 8.x.
> Anything I need to be aware of?
> Please advise.