Secure caller ID for VoIP

Wednesday, 22 November 2006, 12:51 PM EST

Session Initiation Protocol is used widely for the setup, teardown and management of VoIP calls. Much of its functionality is related to the setup of calls, as its name implies. Part of this setup involves the delivery of the caller's identity so that the called party can decide how to treat the call - what is, essentially, Internet caller ID.

At NetworkWorld.

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