Core Network and Interoperability Testing (INT); IMS interconnection tests at the Ic Interface; Test Suite Structure and Test Purposes (TSS&TP) (V1.2.1)
The present document specifies the Test Suite Structure and Test Purposes (TSSTP) for IMS interconnection tests at the Ic Interface to verify the overall compatibility of SIP@ ISDN and non-ISDN (PSTN) over the national or international networks when using End Devices. The TSSTP specification covers the procedures described in TS 124 229 [2] and TS 129 165 [1] respectively.