sipX

sipX is composed of an extensive portfolio of SIP based products (pbx, softphone, and supporting products). The user oriented project elements are outlined below:

• sipXpbx – The SIP PBX for Linux solution
• sipXphone –SIP Softphone client for Windows or Linux
• sipX Documentation Wiki provides additional documentation for sipX and sipXphone.

http://sipx-wiki.calivia.com/index.php/SipX%40Home