Unified Communications Infrastructure

Has anyone seen incompatibility issues with Cisco ISR 4331 with NIM-1MFT-T1/E1 modules? My group has 2 out of 800 totalinstallations of the ISR 4331 where the NIM-1MFT-T1/E1 will not allow the router to come up to Line UP / Protocol UP on the Serial ...

Warning to all potential upgraders with 7940 or 7960 phones We recently upgraded to Call Manager 12.5, all appeared ok but when a 7940 or 7960 rebooted it updated its firmware to SIP, an issue as all were set up as SCCP. Quickly 200+ of our 600+ phon...

Hello, I was wondering if you have any idea on the issue I am encountering lately. Our publisher CUCM services just restart or stops on its own often times. Which disables us from accessing the Web GUI components with a HTTP 404 error given that Tomc...

I have one 8865 (sip8845_65.11-5-1-18) configured on my CallManager (11.5.1.12900-21) that has the Visual Voicemail service subscribed on it. It used to work fine but now, whenever I press the "Messages" button and sign in, it routes to an non-config...

Hi,I know upgrading and migration guide requires the disabling of IM and Presence HA before the upgrading of IMP. The disabling of the HA could introduce long period of interruptions for IM&Presence. I am wondering why this is a necessity? What happe...

Hello All, For a while I have been trying to figure out the best way to translate DIDs to extensions in SRST mode. For simplified management we are using translation patterns in CUCM to translate DIDs to extensions (I know we could translate all DIDs...

I have the following problem. I have to migrate two CUCM clusters.Cluster 1: 3 CUCM nodes (1 PUB 2 SUB) + 2 CUP.Cluster 2: 7 CUCM Nodes (1 PUB 6 SUB)You have to migrate from one physical server to another, so due to a BUG with PCD, we will do it usin...

Hi Folks,well, i have SIP trunk having 100 Calls DID  & all are being used for Company A.  those are configured on VG & working perfectly fine . I have to reserved 20 DID out of 100 for Company B  . Can someone give hint  how to do that.  So any call...

Is there a CUCM report to generate number of calls between 1 branch and another (Device Pool & another), i noticed CUCM CDR export has a lot of useful information but still no column for device pool, can anyone provide any enough regarding and if eve...

Hello, Q1:I have CUCM v11.0 and after I configure it, it kept saying Phone unregistered. Phone models are : 8865, 8851, 8811, 7821 and DX-70 phone.  Q2: I had a backup and I am also not able to apply and restore it.  Please assist me on this. what ar...