Unified Communications Infrastructure

Hello, I have CUCM 11.5 cluster which is supporting for 1000 user's and we are about to cross it, before that we need to expand the user's capacity to 7500 user'sCan we expand  CUCM 11.5 user's capacity by a Virtual Disk Expansion COP file just like ...

Is there a way to implement a Certificate on the SSMS Server. Maybe to generate a CSR?I found no documentation about SSMS and Certificate.

Does anyone know if the "Remove All Associated" button on the Application User Device Association page is still present in Version 12 of CUCM?

Anybody run into this or know of the fix?SSHadministrator@x.x.x.xpassword: WARNING: Your password has expired.You must change your password now and login again!Changing password for user administrator.Changing password for administrator.(current) UNI...

Hello everyone, We've been facing issues with JTAPI implementation on our simple call app. Basically, The application is working fine most of the time, but sometimes there's the error: Address is out service in the call events.We are using a hardware...

Hi,I was wondering if anyone had found a trick or mechanism to schedule service restarts in CUCM.  For example after dial plan install we need to restart the Callmanager service, which will obviously impact phones.  It would be nice to be able to sch...

Hi,   We have to replace the CMOS battery on our Publisher UCS server, we have two nodes one Publisher and Subscriber. I pulled the documents for replacing the CMOS battery and performing a graceful shutdown for the version we have UCS C260 M2. Befor...

Getting an error on CUCM DRS backupUnable to contact server, Master or Local Agent Could be downFor which already done restart with following commands on publsiher & subscriber nodeutils service restart Cisco DRF Master (only available on Publisher)u...

Hello, I have following issue: I want to try to get an IMP federation between SfB and Jabber in an internal enviroment.The chat service is working fine but I just get an presence status on SfB client and not on my Jabber client. System overview: IMP ...

Hello, I'm trying to migrate a cluster with two CUCM 9.1 to 12.0.1.22900 with PCD.PCD - 12.1.1.10000-4ESXi - 6.5U3 the UC cluster is discovered successfully and I have started a migration task to migrate all servers to new version. The task starts, s...