An open source community dedicated to the development of IP voice applications based on session initiation protocol is to launch Tuesday at the Spring VON 2004 conference. Called SIPfoundry.org, the ...

Solegy has decided to take its SIP stack open source. Earthlink is among the current customers. They use it to enable their VOIP service. President Stu Sleppin said the stack was built to handle large ...

In our test of two Session Initiation Protocol-based freeware softphone options — PortSIP and Phoner — we required them to register and place calls via both freeware Asterisk 1.2 and Zultys MX 250 ...

WAYNE, N.J. — SIPfoundry, a group pushing open-source SIP implementations, has released a binary version of a SIP PBX/proxy server architecture that designers can download and implement in their ...