Cisco ASR 5000 Series Administration Manual page 27

Serving Gateway Overview
e N o d e B
T ra n sp o rt
IP v4 / IP v6
G T P -U
U D P
IP v4 / IP v6
L 1 /L 2
S11 Interface
This reference point provides GTP-C control signal tunneling between the MME and the S-GW.
Supported protocols:
Transport Layer: UDP, TCP
Tunneling: IPv4 or IPv6 GTP-C (control channel)
Network Layer: IPv4, IPv6
Data Link Layer: ARP
Physical Layer: Ethernet
e N o d e B
T ra n sp o rt
IP v4 / IP v6
G T P -U
U D P
IP v4 / IP v6
L 1 /L 2
Gxc Interface
This signaling interface supports the transfer of policy control and charging rules information (QoS) between the Bearer
Binding and Event Reporting Function (BBERF) on the S-GW and a Policy and Charging Rules Function (PCRF)
server.
Supported protocols:
OL-22986-01
S 1 -U S -G W
T ra n sp o rt
IP v4 / IP v6
G T P -U
U D P
IP v4 / IP v6
L 1 /L 2
S 1 -U S -G W
T ra n sp o rt
IP v4 / IP v6
G T P -U
U D P
IP v4 / IP v6
L 1 /L 2
Cisco ASR 5000 Series Serving Gateway Administration Guide ▄
Network Deployment(s) ▀