If you can't collect information in realtime, then configure QRT on this users phone, and have them use the QRT button to report the call as or after it occurs. You can then look at the call stats post-mortem. If you see packet loss/jitter, investigate the IP nertwork. If the stats look okay, at that point a packet capture would be necessary to identify if the issue is in the audio payload.
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...