I am  experiencing an issue with one way audio on the 8841 Series phones after I put someone on hold and take them off hold. Scenarios: User A 8841 User B 8841 User A calls User B  via ICT User B answers and conversation begins. User A puts user B ...

Can someone tell me if CUCM V11 supports integration with CUE/Unity Express.       Thanks,

I am copying a config file to flash then to running/startup config. When this occurs the Vlan database is not being created when in  VTP mode is set to server but works when in transparent. Any idea why this is occuring?

How does call pick-up groups work when two phones in the same pickup group ring at the same time? Which call is picked up?