Manual

Cisco Packet Data Serving Node (PDSN) Release 2.0
System Overview
5
12.3(11)T
Figure 3 CDMA Network - Simple IP Scenario
Cisco PDSN Simple IP with VPDN Scenario
A Virtual Private Data Network (VPDN) allows a private network dial-in service to span to remote access
servers called Network Access Servers (NAS). Figure 4 illustrates a VPDN connection in the PDSN
environment with Simple IP. In this scenario, the PDSN is acting as the NAS.
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Home IP Network
Broker Network
RADIUS
RADIUS
RAN
Visited Access
Provider Network
R-P
Interface
IP
network
RADIUS
PDSN
M
obile station