Unified Communications Infrastructure

Hi Guys, I am currently running CUCM Version 7.1.5.20000-6 on VM but it keeps on shutting down. I was previously running it on physical hardware but the hardware broke down forcing me to migrate to a VM as a temporary solution. But after the migratio...

whenever someone externally calls in and leaves a voicemail users won't be notified half the time and the other time they will. Internally this all works as it should, it is only when someone calls in externally.

We are planning to upgrade CUCM 11.X version to CUCM 12.X for few customers ...where different customer are ready with direct / Satellite server deployment .......My question is once the Licensing part done Direct / Satellite server & then CUCM upgra...

Hello, I have a Cisco Call Manager, with NTP configured, but there is a 3 minute difference between the time displayed on the IP phones, compared with the time of the servers. What can be the cause of it?

Our cluster is as follows: Publisher in data centerSubscriber 1 in data centerSubscriber 2 local to help desk site I've added two screenshots, one while logged into the publisher showing the phones that are local to the help desk site using the devic...

Hi All,need to know ,Where we can increase CUCM LOGS files, I would like to increase logs incase of any fault errors in the system.

Hi Community  I have encountered issue in CDR wherein the CDR extraction for the month of July suddenly stops and no data was being extracted. For isolation I've tried to restart the CDR services for all nodes and after restarting, CDR for the month ...

We are running cucm version 8.6.2.22900-9.  I had a request which I don't know if it is possible.  the request is to play the standard greeting > phone rings > no one picks up > another greeting plays > call ends.  they are looking to add that second...

Hi AllCan anyone tell me how to replace the certificates in Call manager used for the management and user web pages?Many thanksCarl 

Hi,I was reading release note for Collaboration Endpoint 9.x https://www.cisco.com/c/dam/en/us/td/docs/telepresence/endpoint/software/ce9/release-notes/ce-software-release-notes-ce9.pdfin the new feature of version 9.3.0 there is the opportunity to b...