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out-of-band signaling

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.

Related glossary terms: network tap, 10-high-day busy period (10HD busy period), maximum transmission unit (MTU), CRC-4 (Cyclic Redundancy Check 4), TCP/IP (Transmission Control Protocol/Internet Protocol), network analyzer (protocol analyzer or packet analyzer), OpenNMS (Open Network Management System), maximum segment size (MSS), network operations center (NOC) , ACK

This was last updated in November 2006

Posted by: Margaret Rouse

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- For more information, see WebProForum's Signaling System 7 Tutorial .

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