I have Callmanager and Unity on a separate VLAN and would like to lock them down in an effort to protect them against attacks. My guess is that they will only need to communicate with IP phones and possibly gateways but we may trunk to other clusters, etc. in the future.
Is there a comprehensive list that documents all the IP ports they use to communicate with other devices?
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...