1 Scope

09.033GPPSignalling Requirements on Interworking between the Intergrated Services Digital Network (ISDN) or Public Switched Telephone Network (PSTN) and the Public Land Mobile Network (PLMN)TS

The purpose of the present document is to present the general requirements for the Public Switched Telephone Network (PSTN) and the Integrated Services Digital Network (ISDN) as well as for the mobile network to be met in order to ensure a correct integration of the mobile service in the fixed network.

The present document covers only the signalling aspects of the interworking. The service requirements are covered in a specific specification, only the signalling impacts are dealt with here.