1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 12 22 http:/www.kats.go.krKS X 3309 (HDLC) XID KS X 3309： 2006 (2011 ) X 3309： 2006 : ( ) ( ) : (http:/www.standard.go.kr) ： ：1996 12 17 ：2006 12 22 ：2011 12 29 2011-0657 ： ： ( 02-509-72635) (http:/www.kats.go.kr). 10 5 , . ICS 35.100.20 KS (HDLC) XID
2、X 3309： 2006(2011 ) Information technology Telecommunications and information exchange between systems High level data link control(HDLC) procedures General purpose XID frame information field content and format 1. XID HDLC . (identification authentification) / . (multiple selection) . . XID . XID .
3、 XID , . a) (backup application) . b) (start up) c) , XID XID . d) . e) ( ) XID XID 2. . . KS X 0001 9 9： KS X 3002 KS X 3305 KS X 3310 ISO 8471： 1987 (Information processing systems Data communication High level data link control balanced classes of procedures Data link layer address resolution/neg
4、otiation in switched environments) X 3309： 2006 2 3. KS X 3002, KS X 3305 KS X 3310 . 3.1 , (address resolution/negotiation) (entity) / 3.2 (data link connection) KS X 3002 3.3 (format identifier) ISO/IEC 4335 3.4 (group identifier) ( , , ) 3.5 (layer parameter) 3.6 (single exchange negotiation proc
5、edure) , . 3.7 (unique identifier) , ( , , .) 3.8 (user data) 4. XID XID 1 . XID . (FI：Format Identifier) , . XID ( ) HDLC . F： Flag A： Address C： Control FCS： Frame Check Sequence 1 XID X 3309： 2006 3 4.1 (FI) KS X 3305 . KS X 3305 C . FI 1 . 128 128 (encoding) . . HDLC XID . 4.2 2 . 2 . (logic) .
6、FI HDLC . XID . 2 (GI： Group Identifier 1 ) (GL： Group Length 2 ) (n ) (GI) . . (address resolution) (parameter negotiation) (multilink parameter negotiation) (private parameter negotiation) (PI)(1 ), (PL)(1 ), (PV)(m ) , . PI/PL/PV 5. . 3 4.3 XID X 3309： 2006 4 . . ( ) FI HDLC . orientation / XID .
7、 . (User data identifier 1 ) (User data field n ) 4 . 4 4.4 XID 5 . 5 XID 5. XID XID . GI . XID . . XID . 5.1 (FI) 6 . 6 X 3309： 2006 5 5.2 5.2.1 (group identifier encoding) . 7 GI . 1. XID . XID . 2. 1 (1111 1111) GI . GI . 7 5.2.2 . 2 2 . 2 . . 0 . 5.2.3 (PI), (PL), (PV) . PI 1 . PL (PV) 1 . PV m
8、. PL PI . PL PV 1 . 0 PL PV . PI/PL/PV . PI . PI . PI . PI/PL/PV 5. . 5.3 5.3.1 X 3309： 2006 6 . 8 . 8 5.3.2 . . 6. , , , . 1 4 . PI (Parameter Identifier), 10 . PL (Parameter Length), . E (bit encoded) . 1 , . 0 , . B . N NA SD Bit No TBD . X 3309： 2006 7 1 (GI 10000010) PI 1 2 (GI 00000001) PI 1 2
9、 3 HDLC 4 5 6 7 (k) 8 (k) 9 10 11 12 (GI 00010001) PI 1 (MT1) 2 (MT2) 3 (MT3) 4 (MW) 5 (MW) 6 (MX) 7 8 (GI 00001111) PI O 2 PI PL 1 2 N X 3309： 2006 8 3 PI PL 1 2 2 ABM E 1 0/1 NRM Pri E 2 0/1 NRM Sec E 3 0/1 ARM Pri E 4 0/1 ARM Sec E 5 0/1 E 6 0/1 7 0/1 8 16 0 HDLC 3 3 1 1 0 2 REJ / E 2 0/1 3 SREJ
10、/ 3 0/1 4 UI / E 4 0/1 5 SIM /RIM E 5 0/1 6 UP 6 0/1 7A E 7 0/1 7B 8 0/1 8 I E 9 0/1 9 I 10 0/1 10A 8 E 11 0/1 10B 128 E 12 0/1 11 RESET E 13 0/1 12 TEST / 14 0/1 13 RD 15 0/1 14A 16 bit FCS E 16 0/1 14B 32 bit FCS E 17 0/1 15A E 18 0/1 15B E 10 0/1 20 24 0 4 N ( ) 5 N ( ) B B ( ) 6 N ( ) B B ( ) 7
11、1 ( ) B 1 7 0 127 B 8 0 ( ) 8 1 ( ) B 1 7 0 127 8 0 9 N (msec) B B 10 N B B 11 N (msec) B B 12 N ( ) B B X 3309： 2006 9 4 PI PL 1 N B B 2 N B 3 N B B 4 2 B 1 12 0 4095 MX ( ) B 13 16 0 5 2 B 1 12 0 4095 MX ( ) 13 16 0 6 2 B 1 12 B B 13 16 0 7 1 B B 8 4 B B 7. (profile) . XID / (combined) P 1 XID . X
12、ID . 7.1 ISO 8471： 1987 7.2 7.2.1 XID (local) . . XID . HDLC . HDLC HDLC . . 7.2.2 XID . . E , . . XID . HDLC 7, 10, 14 15 . , A B . 7.2.3 XID . XID (remote) . X 3309： 2006 10 XID . XID 6.2.2 . . XID , (5. ). (HDLC) XID 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKorean Agency for Technology and Standards http:/www.kats.go.kr KS X 3309： 2006 Information technologyTelecommunications and information exchange between systemsHigh level data link control(HDLC) proceduresGeneral purpose XID frame information field content and format ICS 35.100.20
