Cisco Cisco Packet Data Gateway (PDG) Documentation Roadmaps
PDN Gateway Overview
▀ How the PDN Gateway Works
▄ Cisco ASR 5000 Series Product Overview
OL-22938-01
Step
Description
6
The UE acknowledges the receipt of the request with a VSNCP-Term-Ack (PDNID=x).
7
The HSGW optionally sends a Router Advertisement (RA) with assigned HNP and prefix lifetime=0.
GTP PDN Gateway Call/Session Procedures in an LTE-SAE Network
The following topics and procedure flows are included:
Subscriber-initiated Attach (initial)
Subscriber-initiated Detach
Subscriber-initiated Attach (initial)
This section describes the procedure of an initial attach to the EPC network by a subscriber.