Cisco seem to be launching something called "Cisco Unified Communications 500 Series" at their Partner Summit 2007:http://www.cisco.com/web/learning/le21/le34/partnersummit/2007/partner/exhibitors.html

On you TFTP server, create the directories:Desktops\320x212x12In there you make a file "List.xml"FTP:Desktops/320x212x12/TN-Logo.png" URL="TFTP:Desktops/320x212x12/Logo.png"/>(File should have 3 lines)Then, make TN-Logo.png (80x53 in size) and Logo.p...

I only know this for 4.2, but I guess it should be somewhat the same on 5.x. For H.323 you can add the 9 or 91 by using translation on the dial-peer(s). If you are using MGCP you can use the advanced service parameters under the CallManager service t...