What is pgw in telecom?
Cisco Packet Data Network Gateway (PGW) is a critical network function for the 4G mobile core network, known as the evolved packet core (EPC). Packet Data Network Gateway” or simply “Packet Gateway” (PGW) is a server/ system within a mobile network (3G upwards) that provides. System Architecture Evolution (SAE) is the core network architecture of 3GPP's LTE wireless. This page compares MME vs PGW vs SGW used in LTE architecture and mentions functional difference between MME,PGW and SGW. routes and forwards the user packet data from the UE to the PGW or from the PGW.