Unified Communications Infrastructure

Hi, We will be upgrading our existing CUCM 8.5.1 on MCS server to BE6K CUCM 11.5, what upgrade/migration procedure should we follow to the move configuration and license to the new CUCM server. Regards,Shan

My support team wanted to auto forward VM email notification to Salesforce so that it would create support case, My office 365 team said Unity is using 'impersonation email' method and cannot auto forward. As per them unity connection just placing em...

Hello, When i connect to the CUCM i see the follow error: The system is operating with an insufficient number of licenses. If additional licenses to cover the shortage are not configured in your Enterprise License Manager within 55 days, you will no ...

Hello, I just received 100 new DID numbers from our PSTN. I configured a phone with one of the new DID numbers, I can call anyone outside of the network and reach them fine. When I use my cell phone to call that DID number, it doesn't connect to it. ...

CUCM version 10.5.x How do I disable Cisco announcements, "Wait while I transfer your call" and "Thank you for calling"? I have found reference to this issue in this forum and Google'd but without any real solution or even Cisco documentation referen...

Hi All,I am having a hard time trying to find documentation that explains limitations/settings for the call logs on the IP Phones themselves.  I believe that the missed calls for example are stored locally on the device, and if you have extension mob...

 Hello Guys, Can we configure Inter-Cluster-Trunk or SIP Trunk between CUCM 7.1 and CUCM 12.X for Inter-Cluster Calling. Is it supported ?

Currently running CUC 10.5 with a mailbox store of 17GB, I do have the 90% warning.What I'm noticing is that even though the "maximum message length" is set to 300 seconds, new messages are only allowing 64 seconds.I've changed the mailbox store to 1...

I am looking to upgrade a client's systems from 9.0 to 10.0 or higher.  Is it possible to go all the way to 12.0 or 12.5 in one or two steps?  Or do I need to manually step through each version?  Upgrade documentation makes it sound like it is maybe ...