KS X 3109-2006 Information technology-Open Systems Interconnection-Physical service definition《信息技术 开放系统互连 物理服务定义》.pdf
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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 12 22 http:/www.kats.go.krKS X 3109 KS X 3109: 2006 (2011 ) X 3109: 2006 : ( ) ( ) : (http:/www.standard.go.kr) : :1996 12 31 :2006 12 22 :2011 12 29 2011-0657 : : ( 02-509-72635) (http:/www.kats.go.kr). 10 5 , . ICS 35.100.10 KS X 3109: 2006(2011 ) In
2、formation technology Open Systems Interconnection Physical service definition 1. 1.1 OSI . a) b) c) . OSI . , (entities) . . OSI . 1.2 . . KS X 0001 9 9: KS X 0001 10 10: KS X 3002 ISO/TR 8509: 1987 (Information processing systems Open Systems Interconnection Service conventions) ITU T X.200: 1989 I
3、TU T (Reference Model of Open Systems Interconnection for ITU T Applications) ITU T X.210: 1989 ITU T (Service Conventions of Open Systems Interconnection for ITU T Applications) 1.3 . KS X 0001 9 KS X 0001 10 . 1.3.1 OSI , KS X 3002 . a) (data circuit) b) (physical connection) c) (physical layer) d
4、) (physical media) X 3109: 2006 2 e) (physical service) f) (physical service access point) g) (physical service data unit) 1.3.2 OSI ISO/TR 8509 . a) (physical service user) b) (physical service provider) c) (primitive) d) (request) e) (indication) 1.4 OSI (Open Systems Interconnection) Ph (Physical
5、) PhC (Physical Connection) PhL (Physical Layer) PhPDU (Physical Protocol Data Unit) PhS (Physical Service) PhSAP (Physical Service Access Point) PhSDU (Physical Service Data Unit) QOS (Quality of Service) 1.5 1.5.1 OSI (ISO/TR 8509) (ITU T X.210 ). , , . 1.5.2 (ISO/TR 8509 ) . 1 4 (2.1 2.4 ). . ( )
6、 . . a) c) . . b) ( ) . c) . . PhSAP( ) . X 3109: 2006 3 1.5.3 PhC( ) PhSAP PhC PhS( ) , PhC( ) . PhSAP PhC . . PhC PhC . 1.6 PhS (transparent) . PhS . PhS . PhS PhS PhC . PhC , . . a) . . b) PhC . c) PhC PhSAP (PhC PhSAP , PhSAP PhSAP ). PhC (relay) . , PhC , KS X 3002 7.5.4.1( )(ITU T X.200 ) . ,
7、. . , . ITU T . 1.7 1.7.1 PhS . a) PhSDU( ) PhC . PhC PhS . PhC ( ) . b) PhC PhSDU . PhSDU . PhSDU ( ) PhC PhPDU( ) . PhSDU . c) PhSAP PhC . PhSAP PhC (1.5.3 ). d) PhS PhS PhC . PhC ( ) . 1.7.2 . X 3109: 2006 4 a) PhSDU ( ) , ( ) ( ) . , (1.8 ). b) , , PhSDU . c) PhSDU . . , . d) . . e) PhS PhC . 1.
8、8 , . a) b) , , , . , PhS ( ) . c) (point to point) (multi point) LAN . 1.9 1.9.1 OSI (ISO/TR 8509 4.) . PhSAP PhS PhS . PhS PhS . ( PhSAP ) PhC . PhC . PhSAP . 1.9.2 PhC PhC PhSAP . ( 1 ). (PhPDU) . . X 3109: 2006 5 1 PhC 1.9.3 PhS PhC PhC 1.9.2 ( 2 ). 2 PhS PhC 1.9.4 PhC PhC PhC( ) PhC( ) ( 3 ). P
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