Cisco ASR 5000 series Product Overview page 627

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Serving Gateway Overview

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

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)

Supported protocols:

Network Deployment(s) ▀

Cisco ASR 5000 Series Product Overview ▄