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ITU M.3620:1992

ITU M.3620:1992 Principles For The Use Of Isdn Test Calls, Systems And Responders Provides the general principles associated with ISDN test calls originating from a test system and terminated by a test call responder. It lays down the requirements associated with test calls and lis

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Table of Contents

1Overview
1.1GeneralprinciplesforISDNtestcalls
1.2AttributesofISDNtestcalls
2Testcalls
2.1Testsystemfunctions
2.2ISDNresponderequipment
2.3ISDNresponderfacilities
3DestinationofISDNtestcalls
3.1InternationalISDNnodes
3.2OtherISDNnodes
3.3Confidencetesting
Reference

Abstract

Provides the general principles associated with ISDN test calls originating from a test system and terminated by a test call responder. It lays down the requirements associated with test calls and lists the facilities that should be provided by a test call responder.

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