Introduction

This Recommendation contains a detailed set of tests for the supplementary services supported by Signalling System No. 7 Integrated Services Digital Network User Part (ISUP).

Details of the supplementary services supported by ISUP can be found in Blue Book (1988) Recommendation Q.730. It should be noted that this test Recommendation covers those services which can be regarded as stable and clearly specified in Blue Book (1988) Recommendation Q.730.

This Recommendation also covers supplementary services supported by Recommendation Q.767.

The basic rules for the test specification can be found in Recommendation Q.780.