Ericsson Evolved Packet Gateway
Ericsson Evolved Packet Gateway, together with SGSN-MME, is a critical component of Evolved Packet Core (EPC). It is part of the Ericsson end-to-end solution for rapid deployment of a highly scalable and reliable LTE network.
Service providers use the Evolved Packet Gateway as a gateway between their mobile packet core network and other packet data networks, such as the Internet, corporate intranets and private data networks.
The Evolved Packet Gateway can be deployed as a native node or as virtual network functions in the following modes or combinations thereof:
1. GGSN only functionality
2. Combined Serving-GW and PDN-GW
3. As a combined GGSN, Serving and PDN-GW