Set Passphrase
From PresenceWiki
The Set Passphrase Tool lets you set the Passphrase for your Presence Domain.
Screen-shot
http://www.international-presence.com/wikidocs/images/set_passphrase_tool_1.gif
Usage Information
To run this tool, go to Start > Programs > Presence Viii > Server > Set Passphrase.
Enter your Presence administration username and password, then type in the old Passphrase followed by what you want to change the Passphrase to.
You will need to run this tool on each installation of Presence across your domain in order for those servers to successfully communicate with eachother.