Serving Gateway Overview
▀ How the Serving Gateway Works
▄ Cisco ASR 5000 Series Product Overview
OL-22938-02
How the Serving Gateway Works
This section provides information on the function of the S-GW in an EPC E-UTRAN network and presents call
procedure flows for different stages of session setup and disconnect.
The S-GW supports the following network flows:
GTP Serving Gateway CallSession Procedures in an LTE-SAE Network
GTP Serving Gateway Call/Session Procedures in an LTE-SAE Network
The following topics and procedure flows are included:
Subscriber-initiated Attach (initial)
Subscriber-initiated Attach (initial)
This section describes the procedure of an initial attach to the EPC network by a subscriber.
Summary of Contents for ASR 5000 Series
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