1) Set up SIP on your gateway. Then, set up either H323 or SIP to CUCM. This is CUBE.
2) Set up the SIP trunk directly on your CCM. Since you're on CCM 4.2, this isn't recommended since SIP support on that version isn't very good.
MGCP is a protocol that allows CCM to control analog endpoints. In the case of a SIP provider, you need either SIP or H323 to send calls to the gateway since there are no analog endpoint involved in the topology.
I'm running CUCM 4.2(3)sr4b and have implemented a SIP trunk to a 2811 CUBE router to connect our system to another non Cisco platform. It works flawlessly. Just make sure you build your dial peers and dial plan correctly and you won't have any issues.
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...