There isn't as far as I know (unless you're on CME?) - however you could achieve similar results by using extension mobility.
You could have phones with 'dummy' extensions sat on desks that could (for example) only call internally.
When users come in in the morning they log into the phone using a username/password, and get their device profile which allows them to call externally and puts their extension number, speed dials or whatever onto the phone.
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...
[toc:faq]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 discusse...