When a SIP call is placed the caller uses source port 5060 and destination port 5060. The called peer addresses response messages to port 5060 with source port 5060. Now, when a H323 call is placed the caller uses a random source port (X) and destination port 1720. The called peer addresses response messages to port X with source port 1720. Is this a normal behavior? Why in H323 the caller doesn't use port 1720 as source port?
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...