I’ve had a phone line free household since I first got a cell phone. Being free from the wires works fairly well, but it has some limitations. To me the cellular phone is like a personal accessory, so ...

Barrett Lyon has created a don't miss resource that shows you how to configure P2P SIP URI (Uniform Resource Identifier) dialing on your Asterisk-based PBX. "There are thousands of people that operate ...

We didn’t just take a sip. We took a good long drink of SIP technology in this round of iLabs testing. We gathered more than 50 devices from five SIP server vendors and 13 SIP endpoint vendors to ...