Hi, There is a doc that tells how is generated CUACS Registration Key? I have a customer that is frequently changing the registration key, but he doesnt knows what parameter on windows could affect this value. TIA Andres Pasten ENTEL S.A.

Hi, We have a bunch of CUCM clusters (originally on v8.6) that communicate for internal calls with gatekeeper controlled trunks. On the core we have 2 gatekeepers on HA (Cisco 3925). Now we´re upgrading our clusters to v10.5, and there are appearing ...

Hi, We are working on an upgrade from cucm v8.6 to v10.5, and previously we´re on the ip phones upgrade of his firmware. But customer has some remote locations with slow links, and upgrade is not possible to complete, and then ip phones stay on a loo...

Hi, We've received several 8941 phones using firmware 9.3(4) SIP, but I've previously configured on CUCM using firmware SCCP. We've other 8941 working before with SCCP, so I dont want to leave some 8941 with SCCP and others with SIP. This 8941 SIP do...

Hi,We have deployed Cisco Attendant Console Standard 10.5 with CUCM 8.6, over Windows 7. And we have the following issues:- Call control error when trying to transfer a call that was answered on the cisco ip phone, and that call is not showed as answ...