What is out-of-band signaling? - Definition from Whatis.com

Definition

out-of-band signaling

Out-of-band signaling is telecommunication signaling (exchange of information in order to control a telephone call) that is done on a channel that is dedicated for the purpose and separate from the channels used for the telephone call. Out-of-band signaling is used in Signaling System 7 (SS7), the latest standard for the signaling that controls the world's phone calls.

This was last updated in January 2000

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