Securing 'strange' Wi-Fi devices
Columbitech announced a wireless VPN solution for 802.11-based VoIP phones that allows session persistence as users roam among any wireless IP-based networks. In other words, callers can wander out of range of a Wi-Fi signal or between a Wi-Fi hot spot and a General Packet Radio Service (GPRS) network, while the Columbitech middleware retains the session information and puts the call back on track.
By Joanie Wexler at NW.
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