GPRS Gateway Service Node (GGSN)

International Specifications Compliance

• 3GPP TS 23.203: "3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Policy and charging control architecture";
• 3GPP TS 23.401: "General Packet Radio Service (GPRS) enhancements for Evolved Universal Terrestrial Radio Access Network (E-UTRAN) access";
• 3GPP TS 23.402: "Universal Mobile Telecommunications System (UMTS); LTE; Architecture enhancements for non-3GPP accesses";
• 3GPP TS 29.060: "General Packet Radio Service (GPRS); GPRS Tunnelling Protocol (GTP) across the Gn and Gp Interface";
• 3GPP TS 29.061: "Interworking between the Public Land Mobi Packet Based services and Packet Data Networks (PDN)";
• 3GPP TS 29.273: "3rd Generation Partnership Project; Technical Specification Group Core Network and Terminals; Evolved Packet System (EPS); 3GPP EPS AAA interface";
• 3GPP TS 29.274: "3GPP Evolved Packet System; Evolved General Packet Radio Service (GPRS) Tunnelling Protocol for Control plane (GTPv2-C); Stage 3".
• 3GPP TS 32.240: "Universal Mobile Telecommunications System (UMTS); Telecommunication management; Charging management; Charging architecture and principles"
• 3GPP TS 32.251: "Universal Mobile Telecommunications System (UMTS); Telecommunication management; Charging management; Packet Switched (PS) domain charging";

Functionality

• RADIUS authentication and authorization on AAA server;
• Traffic prioritization based on protocol analysis 4-7 OSI model levels;
• Bandwidth and P2P traffic control and management;
• Policy Control and Charging (PCC) architecture support in accordance with 3GPP TS 23.203 specification;
• Automatic PDP Contexts deactivation/EPS Bearers timers (idle timeout, session timeout);
• GTP v1 and v2 support;
• Intra and Inter RAT handover procedures support in accordance with the 3GPP TS 23.401 specification;
• Static (pre-defined) and dynamic policies activation on the Gx interface according to specification 3GPP TS 29.212;
• Gx Failover support - automatic failover in case of main PCRF failure without service interruption;
• 3GPP and non-3GPP radio access network handover procedure support according to 3GPP TS 23.402 specification;
• IPv4/IPv6 address allocation by existing DHCP server or AAA server via RADIUS protocol;
• RADIUS and GPRS Transparent Tunneling Protocol (GTTP) accounting;
• RADIUS requests balancing between multiple AAA servers (or PCEFs in case AAA integrated with PCEF);
• Several PDP Contexts (Primary/Secondary) and EPS Bearers (Default/Dedicated) activation;
• DIAMETER (S6b) interface support;
• QoS support (maximum bandwidth limitation for the PDP);
• QCI support;
• Offline charging support (CDR generation) according to 3GPP TS 32.240 and 3GPP TS 32.251 specifications;
• Gy interface support for real-time traffic charging;
• Event-based or volume-based charging support;
• HTTP redirection functionality including HTTP-headers enrichment;
• User-friendly GUI interface for system administration and statistics visualization;
• Access Control List creation and Inter-mobile Traffic Control support;