Most of the following open source PBX vendors were on hand at ... It's presently available in two models: the KONNECT 600PL VoIP and landline phone and the 600P IP phone, which includes the ...

An interesting app I’ve just found on Google Code, Telephone is an open source project that lets you make phone calls over the internet with many SIP providers including Google Voice. Telephone seems ...

In addition, companies already using an Asterisk-based phone system can add Skype as ... adding that building an open-source VoIP system via Asterisk and baking in Skype can save money.