RMAN Catalog Backup using EMC Networker.

Umesh Kumar wrote: We use a dedicated server to backup the Catalogs for all our RMAN backups in our environment. Can this be done using the Networker ? Why do we require a dedicated server to store Catalogs for RMAN backup?

You are not required to have dedicated, but this is recommended from DR point of view by any backup vendor and Oracle itself.  If you use your Oracle hotel box, you don't want to loose catalog which you are supposed to use for restores, right?