Pingtel is the main developer behind sipXecs, an open-source IP-PBX platform that is based on Linux. Nortel has acquired key assets of Pingtel from Bluesocket, Burlington, Mass. Financial terms of ...
Avaya began upgrading a lot of its IP telephony gear to better support SIP three years ago, and has only continued to do so since. Its migration path for Nortel environments, as well as many of ...
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