HP-UX AAA Server A.08.00.01 Administrator's Guide

Figure 1-1 Typical AAA Network Topology
Establishing a RADIUS Session
A RADIUS session tracks the life of a user session through a series of message exchanges.
RADIUS sessions are used to limit simultaneous access to a resource for users who
share the same credential, and to manage the allocation and release of IP addresses
acquired on behalf of the user by the AAA server. Figure 1-2 (page 36) illustrates the
transaction between a RADIUS AAA server and a client:
Establishing a RADIUS Session 35