PDN Gateway Overview
Network Deployment(s) ▀
Cisco ASR 5000 Series Product Overview ▄
OL-22938-02
This reference point provides tunneling and management between the S-GW and the P-GW. The S8 interface is used for
roaming scenarios. The S5 interface is used for non-roaming.
Supported protocols
:
Transport Layer: UDP, TCP
Tunneling:
GTP: GTP-C (signaling channel), GTP-U (bearer channel)
Network Layer: IPv4, IPv6
Data Link Layer: ARP
Physical Layer: Ethernet
S-GW
S5/S8 (GTP)
P-GW
L1/L2
GTP-C/U
IPv4 / IPv6
IPv4 / IPv6
Transport
L1/L2
IPv4 / IPv6
IPv4 / IPv6
Transport
UDP
UDP
GTP-C/U
S6b Interface
This reference point, between a P-GW and a 3GPP AAA server/proxy, is used for mobility-related authentication. It
may also be used to retrieve and request parameters related to mobility and to retrieve static QoS profiles for UEs (for
non-3GPP access) in the event that dynamic PCC is not supported.
Supported protocols
:
Transport Layer: TCP, SCTP
Network Layer: IPv4, IPv6
Data Link Layer: ARP
Physical Layer: Ethernet
Summary of Contents for ASR 5000 Series
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