Double check your QoS configuration, and if you are using a service like MPLS or Metro Ethernet, check to see if you are still able to pass marked traffic over the link.
The easiest way to do a quick test is to perform an extended ping and set the TOS field appropriate to your environment. I know that TOS value 0xb8 is DSCP EF, you'll need to do a little math to determine other markings.
I would start with the extended ping to try to find any network related issues.
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...