Gn Interface

Gn interface is between the SGSN and GGSN.

Overview

Gn interface is between the SGSN and GGSN. It uses GTP V1 over UDP transport protocol.

Network Diagram

Messages

  • Create PDP Context Request/Response
  • Update PDP Context Request/Response
  • Initiate PDP Activation Request/Response
  • Delete PDP Context Request/Response

Call Flows

Standards

  • TS 29.060
  • TS 29.281