Call/Session Procedure Flows - Cisco ASR 5000 series Product Overview

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HRPD Serving Gateway Overview

Call/Session Procedure Flows

This section provides information on the function of the HSGW in an eHRPD network and presents call procedure

flows for different stages of session setup.

The following topics and procedure flows are included:

Initial Attach with IPv6IPv4 Access

PMIPv6 Lifetime Extension without Handover

PDN Connection Release Initiated by UE

PDN Connection Release Initiated by HSGW

PDN Connection Release Initiated by P-GW

Initial Attach with IPv6/IPv4 Access

This section describes the procedure of initial attach and session establishment for a subscriber (UE).

Call/Session Procedure Flows ▀

Cisco ASR 5000 Series Product Overview ▄