国内NO.7信令方式技术规范信令连接控制部分(SCCP)(暂行规定)
Signaling connection control part of technical regulations on domestic No.7 signaling (SCCP) (provisional regulations)
1995-01-01
YD/T 1126-2001
No.7信令系统测试规范-信令连接控制部分(SCCP)
No.7 signalling system test specification -- Signalling connection control part(SCCP)
2001-05-25
DIN EN 301029-2
Broadband Integrated Services Digital Network (B-ISDN) - Signalling System No. 7; B-ISDN User Part (B-ISUP) - Part 2: Network node interface specification for point-to-multipoint call/connection control [ITU-T Recommendation Q.2722.1 (1996)] (Endorsement of the English version EN 301029-2 V 1.1.2 (1998-04) as German standard)
宽带综合业务数字网（B-ISDN）——第7号信令系统；B-ISDN用户部分（B-ISUP）.第2部分:点对多点呼叫/连接控制的网络节点接口规范[ITU-T建议Q.2722.1（1996）]（英文版EN 301029-2 V 1.1.2（1）的认可