Cisco Cisco Packet Data Gateway (PDG) Documentation Roadmaps
GGSN Support in GPRS/UMTS Wireless Data Services
Features and Functionality - Optional Enhanced Feature Software ▀
Cisco ASR 5000 Series Product Overview ▄
OL-22937-01
Figure 106.
GRE Deployment Scenario
IPv4
Network
GRE Tunnel
Mobile
Node
GGSN
Corporate B
gateway
Corporate B
network
Corporate A
network
Corporate A
gateway
GRE Tunnel
Access
Network
Gx Interface Support
Gx interface support on the system enables the wireless operator to:
Implement differentiated service profiles for different subscribers