Unified Communications Infrastructure

I am attempting to add a new subscriber to CUCM 12.5.1.10000-22 server that I just finished upgrading from 11.5, but I get the following message after I try to add a new server: Add failed. Upgrade and migration for Cisco Unified IM & Presence Server...

Hello,Does anyone have proper documentation to follow how to setup the CUCM IP Phone vpn profile/settings to go through an FMC Firepower 2130 using the anyconnect SSL licenses?

Some time ago, we attempted to upgrade our UCM installation from v11.0 to v11.5. The upgrade process would fail partway through the operation. Also acknowledged that we are way way behind in the upgrade tree. We were then told by TAC that we were una...

Below is our current simple UC setup. Call center with 3 agents who pickups call on queue via using Cisco Finesse & physical ip phone. UCCX 12.5 CUCM 12.5 We have a scenario as below Caller calls call center hotline/pilot line --> Agent A answers cal...

Hi Folks, Are CUBE license for sip trunks with sip provider not mandatory all the time? Regards,Vinod Dahiya

Dear Team,   Can anyone suggest how can I set alerts in Cisco ISR 4331 router when the PRI link goes down? CUCM----SIP-----CISCO VG------ISDN-----ISP  

Is there a way to test wallpaper graphics on 8800 on one phone without publishing it globally?I know there is the List.xml that list the graphics.  I am not sure if there was a way to publish to one phone prior to releasing it.

I have a user who wants to use a closed greeting.  I changed their active schedule from "All Hours" to "Weekdays" and enabled their closed greeting.  However, the closed greeting plays during standard weekday hours.  If I disable the closed greeting,...