Both chat services have been disabled due to inactivity.  Please disregard the below information until further notice.  Services will continue to be disabled until the need arises to use them again.

Mumble (Murmur) Server – Recommended:

Server Information:

Label: Anything
Port: 64738 (Default)
Username: Anything

Client: Here (Official Site).
Server is limited to 50 connections.

Ventrilo Server – Alternative to Mumble:

Server Information:

Username: Anything
Port Number: 3784
Password: None
Server Verification

Client: Here (Official Site).
Server is hard-limited to 8 connections.