I am running Call Manager version 6.1(2) with some 5000 IP Phones registered to this. All the endpoints are 7940 phones.
Whenever I pickup a receiver, along with the dial tone , I am getting a background noise also. If the volume of the phone is increased, it gets worse. This happend only for the dial tone. When users start pressing the digits, this noise doesn't exist. And this happens for almost 50% of the phones.
I have some IP communicators also. But these phones doesn't have any problem.
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...