Signalling Connection Control Part: Difference between revisions

Revision as of 15:15, 16 June 2012

Revision as of 16:16, 26 June 2012

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The '''Signalling Connection Control Part''' ('''SCCP''') is a [[network layer]]<ref>[http://www.itu.int/rec/T-REC-Q.1400/en/ ITU-T Recommendation Q.1400].</ref> protocol that provides extended [[routing]], [[flow control (data)|flow control]], segmentation, [[connection-oriented|connection-orientation]], and [[error correction]] facilities in [[Signaling System 7]] telecommunications networks. SCCP relies on the services of [[Message Transfer Part|MTP]] for basic routing and error detection.

==Published specification==

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* '''Address Indicator'''

** ''Subsystem indicator'': The address includes a Subsystem Number

** ''Point Code indicator'': The address includes a Point Code

* '''Global title indicator'''

** ''No Global Title''

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==Protocol classes==

SCCP provides 5 classes of protocol to its applications:

* '''Class 0''': Basic connectionless.

* '''Class 1''': Sequenced connectionless.

* '''Class 2''': Basic connection-oriented.

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== External links ==

[[Category:ITU-T recommendations]]