ETSI EN 300 009-2-2002 综合业务数字网(ISDN).7号信令系统.支持国际互连的信令连接控制部分(SCCP)(无连接传输和2级连接导向传输).第2部分:协议实现一致性声明(PICS)形式规范
Integrated Services Digital Network (ISDN); Signalling System No.7; Signalling Connection Control Part (SCCP) (Connectionless and Connection-Oriented Class 2) to Support International Interconnection; Part 2: Protocol Implementation Conformance Statement