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SGSN – Service GPRS Support Node

Vangie Beal
Last Updated May 24, 2021 7:54 am

Short for Service GPRS Support Node, it mediates access to network resources on behalf of mobile subscribers (MS) and implements the packet scheduling policy between different QoS classes. It is responsible for establishing the Packet Data Protocol (PDP) context with the GGSN (gateway GPRS support node) upon activation. [Source: Adapted from Motorola Worldwide]