The present document specifies the Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) pro forma for the test specifications for GTPv2-C protocol on the S11 interface as specified in ETSI TS 129 274 [1] in compliance with the relevant requirements and in accordance with the relevant guidance given in ISO/IEC 9646-7 [5] and ETSI ETS 300 406 [6].

The test notation used in the ATS is TTCN-3 (see ETSI ES 201 873-1 [7]).

The following test specification and design considerations can be found in the body of the present document:

• the overall test suite structure;
• the testing architecture;
• the test methods and port definitions;
• the test configurations;
• TTCN styles and conventions;
• the partial PIXIT pro forma;
• the modules containing the TTCN-3 ATS.

Annex A provides the Partial Implementation Extra Information for Testing (PIXIT) Pro forma.

Annex B provides the Abstract Test Suite (ATS) part of the ATS.