Pdn Connection Release Initiated By Hsgw - Cisco ASR 5000 series Product Overview

▀ Call/Session Procedure Flows

PDN Connection Release Initiated by HSGW

This section describes the procedure of a session release by the HSGW.
Figure 111. PDN Connection Release by the HSGW Call Flow
UE eAN/ePCF
PPP VSNCP-Term-Req
PPP VSNCP-Term-Ack
4
Table 61. PDN Connection Release by the HSGW Call Flow Description
Step Description
1 The UE is attached to the EPC and has a PDN connection with the P-GW for PDN-ID=x and APN with assigned HNP.
2 The HSGW MAG service triggers a disconnect of the PDN connection for PDNID=x.
3 The HSGW sends a PPP VSNCP-Term-Req with PDNID=x to the UE.
▄ Cisco ASR 5000 Series Product Overview
HSGW (MAG)
Attached
1
MAG Release Trigger
2
3
RA
7
P-GW (LMA)
PMIPv6 Tunnel
PBU
5
PBA
6
HRPD Serving Gateway Overview
OL-22938-02