Serving GPRS Support Node A serving GPRS support node (SGSN) is responsible for the delivery of data packets from and to the mobile stations within its geographical service area.

Serving GPRS Support Node; the gateway between the RNC and the core network in a GPRS/UMTS network SIM

Serving GPRS Support Node - A GPRS network element that converts protocols and interfaces between the IP core and the radio network. It also supports mobility management, user verification and collection of billing data. Compare with GGSN.

Serving GPRS Support Node. SGSN is a General Packet Radio Service Support (GPRS) support node that serves GPRS mobile by sending or receiving packets via a base station (BS) subsystem.

Serving GPRS Support Node. Device in the mobile network that requests PDP contexts with a GGSN.

The GPRS network element that provides the direct customer interface.