PDN Gateway Overview
Network Deployment(s) ▀
Cisco ASR 5000 Series Product Overview ▄
OL-22938-02
P-GW
Gx
PCRF
L1/L2
Diameter
IPv4 / IPv6
L1/L2
IPv4 / IPv6
TCP / SCTP
TCP / SCTP
Diameter
For more information on the Gx interface, refer to
Dynamic Policy Charging Control (Gx Reference Interface)
Features and Functionality - Base Software section of this guide.
Gy Interface
The Gy reference interface enables online accounting functions on the P-GW in accordance with 3GPP Release 8
specifications.
Supported protocols
:
Transport Layer: TCP
Network Layer: IPv4, IPv6
Data Link Layer: ARP
Physical Layer: Ethernet
P-GW
Gy
OCS
L1/L2
Diameter
IPv4 / IPv6
L1/L2
IPv4 / IPv6
TCP
TCP
Diameter
For more information on the Gy interface and online accounting, refer to
Functionality - Base Software section of this guide.
Gz Interface
The Gz reference interface enables offline accounting functions on the P-GW. The P-GW collects charging information
for each mobile subscriber UE pertaining to the radio network usage.
Supported protocols
:
Transport Layer: TCP
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