There is not much we can tell from the message that you have posted. You need to find out if the call that are getting stuck are straight calls from user to user or are they conference calls or transfers or something else. The other thing you need to find out is who disconnects the call first IP Phone user or PSTN user. Once you can narrow down the specific part of network, then we can focus on looking at the traces from that device.
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...