You can back up your Messaging store with a 3rd party software such as Backup Exec. It will grab the Priv and pub and server configs.
For Unity though, your only optin is to use DiRT backup, then copy this config to backup device or have a backup device grab it from a shared folder. Cisco does not allow a 3rd party software loaded on the Unity server itself. They only allow DiRT. (for support purposes)
Your other option is, which is a good idea... buy an extra drive for each server and swap them once a month or whenever an OS or Unity patch is applied. This way, you can just just pop in a drive and recover the entire server. It's not a slick as imaging or all the other cool tools standard backup practices use, but it's what is supported from Cisco.
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...