Hudlite for Asterisk

Hudlitefor Asterisk is one of the best add-ins for your Trixbox server. It allows you to install a Windows client on your PC. When your phone rings you can transfer it to any other extension or to a custom phone number. It also has the ability to park calls, send to voicemail, integrate to outlook, enterprise instant messaging, on the fly recording, and call monitoring. All of this for free!