The question of session border controller (SBC) or firewall is one that many IT managers find annoying. Why? First and foremost, isn't the new era of communications supposed to be better, faster, ...
A new twist is survivability features that ensure connectivity during the period of cutover from TDM to SIP trunks. As demonstrated by the overflowing audiences at this last Spring VoiceCon, SIP ...
NCite handles network address translation, firewall traversal for IP voice calls. ATLANTA – Netrake this week is unveiling gear designed to let service providers more easily deliver voice-over-IP ...
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