Nortel Networks Ltd. today is unveiling plans to deliver common operating software for its Succession line of IP private branch exchange (PBX) systems and its older Meridian 1 digital voice switches.

Inter-Tel later this month is expected to announce a Linux-based IP PBX with multimedia support, presence and other advanced communications features that could help users perform their jobs more ...

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 ...