What IOS version are you using? If this is in the first few seconds of the call, then see below:
Description: Echo occurs on VG200 for digital T1 calls during the first few seconds of the call.
Workaround: This problem has been fixed in Cisco IOS Release 12.1(5)XM7.
If not, if it is random or constantly during entire conversation, go through step by step troubleshooting, the first of which is make sure that the PRI DS1 is running absolutely clean and error free at all times.
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...