I have 2 Callmanager 8.5 system in different states that are connected over a VPN. We run a GRE tunnel inside the IPSEC VPN and have an inter cluster trunk setup. However when calls are routed between the 2 sites, there is a several second pause in the audio stream at the begining of the call, the report is about 4 seconds of dead air before the callers can hear eachother. After this delay then there is no issue at all with the call. We are running QoS and keep alives on the GRE Tunnel so I am not sure where the problem might be coming from.
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...