# PGW - Packet GateWay Also known as Packet Data Network Gateway Part of the [[LTE - Long Term Evolution|LTE]] architecture. The corresponding function for [[GSM - Global System for Mobile communication|GSM]] and [[UMTS - Universal Mobile Telecommunications Service|UMTS]], see [[GGSN - Gateway GPRS Support Node]]. Linked to [[UE - User Equipment]] via [[SGW - Service GateWay]].