Cisco Servers - Page 580

Appendix F Cisco Secure ACS and Virtual Private Dial-up Networks
VPDN Process
F-6
Cisco Secure ACS 3.0 for Windows 2000/NT Servers User Guide
78-13751-01, Version 3.0
Figure F-9 HG Uses ACS to Authenticate User
9.
If another user (sue@corporation.us) dials in to the NAS while the tunnel is
up, the NAS does not repeat the entire authorization/authentication process.
Instead, it passes the user through the existing tunnel to the HG. See
Figure F-10.
Figure F-10 Another User Dials In While Tunnel is Up
Username = mary@corporation.us
Password = secret
S6653
Corporation
VPDN user
User = mary@corporation.us
ACS
RSP
ACS
Username = sue@corporation.us
Password = secret2
VPDN user
User = sue@corporation.us
S6654
Corporation
VPDN user
User = mary@corporation.us
ACS
RSP
ACS
VPDN
customer