VoIP still faces security hangups
To address the VoIP security void, a small army of startups are emerging. Companies such as Sipera Systems and BorderWare Technologies use a variety of devices and methods to protect corporate networks from renegade VoIP packets. Most of these devices examine VoIP packets before they get into the corporate network. If the packets betray any unusual behavior, they will not make it past the corporate private branch exchange (PBX).
At Red Herring.
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