Re: Unified comm manager and unified comm manager xpress.
Without going into feature parity CME is router based on runs on the Cisco router, CM is software based and runs on server(s), obvilusly the biggest driver is deployment size and pricing. With CME number of supported phones depends on the router type and can scale up to 240 phones on 3845 router. With CM you could in theory support 30,000 phones in a cluster. Obviously CM has more features, but there are features on CME that are not available on CM (i.e. paging). I would recommand looking at the SRND doc for both for more details:
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...