Cisco Cisco Packet Data Gateway (PDG) Documentation Roadmaps
Serving Gateway Overview
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OL-22937-01
eNodeB
S1-U
S-GW
L1/L2
GTP-U
IPv4 / IPv6
IPv4 / IPv6
Transport
L1/L2
IPv4 / IPv6
IPv4 / IPv6
Transport
UDP
UDP
GTP-U
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
eNodeB
S1-U
S-GW
L1/L2
GTP-U
IPv4 / IPv6
IPv4 / IPv6
Transport
L1/L2
IPv4 / IPv6
IPv4 / IPv6
Transport
UDP
UDP
GTP-U
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.
Binding and Event Reporting Function (BBERF) on the S-GW and a Policy and Charging Rules Function (PCRF)
server.
Supported protocols: