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ONLamp: The PBX Is Dead; Long Live VoIP

Jun 26, 2005, 09:00 (3 Talkback[s])
(Other stories by Brian McConnell)

"The private branch exchange (PBX) has been the reference standard for business telephone systems for decades, but of late, its age has been showing. While the computer industry has changed vastly, telephone systems until relatively recently have changed only superficially. They are expensive, proprietary, and often so arcane that only factory-authorized dealers have the remotest clue how to manage them. This, coupled with the emergence of open source Voice over IP (VoIP) technology, leaves PBX on the verge of obsolescence. In this article I'll look at Asterisk, a Linux-based open source softswitch, and why it heralds the end of PBX..."

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