Cisco Cisco Packet Data Gateway (PDG) Documentation Roadmaps
PDN Gateway Overview
▀ Network Deployment(s)
▄ Cisco ASR 5000 Series Product Overview
OL-22938-01
Figure 130. P-GW Interfaces Supporting eHRPD to E-UTRAN/EPC Connectivity
E-UTRAN
EPC
Signaling Interface
Bearer Interface
Internet
Enterprise
S-GW
S5/S8
SGi
Gx
eHRPD
HSGW
S2a
PCRF
S6b
OFCS
Rf
OCS
3GPP AAA
Gy
P-GW
The P-GW provides the following logical network interfaces in support of eHRPD to E-UTRAN/EPC connectivity:
S5/S8 Interface
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.
roaming scenarios. The S5 interface is used for non-roaming.
Supported protocols: