Integrated Services Digital Network (ISDN); Signalling Systim No. 7; Signalling Connection Control Part (SCCP); interoperability test specification.

综合业务数字网(ISDN)； 7号信令；信令连接控制部分(SCCP)，互操作性测试规范。

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Integrated Services Digital Network (ISDN); Signalling Systim No. 7; Signalling connection Control Part (SCCP) [connectionless and connection-oriented] to support international interconnection.

综合业务数字网(ISDN)； 7号信令；支持国际互连信令连接控制部分(SCCP)[无连接和定向连接]。

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A bearer channel connection protocol establishes and de-establishes bearer connections required on demand, identified by the signalling information, under the control of the Local Exchange.

承载通路连接协议在本地交换机的控制下根据需要来建立和清除承载连接，该连接由信令信息来标识。

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