The answer is Yes, you can integrate your UC520(CME) with you CUCM using a SIP Trunk, H.323 Trunk or H.323 gateway. In case that you would like to use the CUE as small voice mail solution integrated with you CUCM you need to do a JTAPI integration this process requires an especial license in the CUE.
From a support perspective, UC520 integration with CUCM IS NOT A SUPPORTED DEPLOYMENT unless you have a CUBE (Cisco Unified Border Element) in between them. UC520 can ONLY integrate with other UC520s or CUCME, NOT CUCM.
From a configuration perspective, it is a straight forward integration like with any other CUCME box and CUCM (H323 / SIP).
SIP traces provide key information in troubleshooting SIP Trunks, SIP
endpoints and other SIP related issues. Even though these traces are in
clear text, these texts can be gibberish unless you understand fully
what they mean. This document attempts to br...
Please find the attached HTML document, download and open it on your PC.
This provides an easy to use form where you simply answer a few
questions and it will render the proper jabber-config.xml file for you
to copy/paste. There is built in logic to verif...
CUCM Database Replication is an area in which Cisco customers and
partners have asked for more in-depth training in being able to properly
assess a replication problem and potentially resolve an issue without
involving TAC. This document discusses the bas...