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ETSI EN 300 899-4
M00001189
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ETSI EN 300 899-4 Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); Interworking between ISDN User Part (ISUP) version 2 and Digital Subscriber Signalling System No. one (DSS1) protocols; Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing
standard by European Telecommunications Standards Institute, 04/01/2002
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The present document specifies the network Abstract Test Suite (ATS) for the interworking between ISDN [13] andnon-ISDN access and the ISDN User Part functions and protocol of Signalling System No. 7 [2] to [5]. Theinterworking between the above signalling protocols is described in EN 300 899-1 [1] and occurs in an exchange withISDN local exchange functionality and is specified in the context of a typical call in a pure ISDN or mixedISDN/non-ISDN environment. The non-ISDN access defined in the present document means the analogue line access.The present document applies only to exchanges having implemented the ISUP V2 protocol specification.A further part of the present document specifies the Test Suite Structure and Test Purposes (TSS