a single user that when SNR is enabled and call goes to his Iphone, if he hits decline the call gets dead air with no VM. A similar user with same setup will do the same and the call is fwd to VM.   CUCM Ver is 10.5.2.11900-3

I have a CUCM 8.5.1.10000-26 with a remote site with 8 analog lines.  The local Gateway is a C2900 with IOS version Version 15.0(1)M4, RELEASE SOFTWARE (fc1). Also, the site telephones are Cisco 6921. When an inbound call is received on the gateway, ...

I have 2 users who are running CAD8.5 and using CIPC. Also, the UCCX  ver is 8.5.1.11001-35. User one, there is no issues whatsoever including all screens appearing as they should. However, when user 2 ends a call, the "wrap up" screen does not appea...

I am getting the following error :Error:, threshold of phoneDelta_critical exceeded: current value 100.00I am unable to find any relevant info for this specific alarm. In simple terms, what does this alarm mean, and is there a suggested solution

I am working a trouble where the users are call forwarding their outside lines (cell, home analog) to their DID. The forwarded call will ring at the Cisco set and then instead of transferring to VM as it should, it gets the "Welcome to Cisco Unity" g...