The present document defines the stage-2 service description for the General Packet Radio Service (GPRS) which is a packet bearer service and a main part of the packet domain. ITU-T Recommendation...
This 3GPP Technical Specification (TS) specifies: 1. The interactions between the HSS (Home Subscriber Server) and the SIP AS (Application Server) and between the HSS and the OSA SCS (Service...
This document provides an index to the set of specifications for interworking between 3GPP systems and Wireless Local Area Networks (WLANs). No further changes to this specification are intended. If...
The present document specifies the IP Multimedia (IM) Call Model for handling of an IP multimedia session origination and termination for an IP Multimedia subscriber. The present document includes...
The present document describes the location management procedures for the circuit switched domain, with respect to the application level functional behaviour. This is to be distinguished from the...