Cisco 2509 - Router - EN User Manual page 610

VPDN Process
Figure E-5 HG Authenticates Tunnel with ACS
Authentication request
Corporation
ACS
Figure E-6 HG Authenticates Tunnel with the NAS
CHAP challenge
Corporation
ACS
User Guide for Cisco Secure ACS for Windows Server
E-4
RSP
ACS
The HG now authenticates the tunnel with the NAS, where the username is
5.
the name of the HG. This name is chosen based on the name of the tunnel, so
the HG might have different names depending on the tunnel being set up. See
Figure E-6.
RSP
ACS
6. The NAS now uses its ACS to authenticate the tunnel from the HG. See
Figure E-7.
Appendix E Cisco Secure ACS and Virtual Private Dial-up Networks
Username = nas_tun
Password = CHAP_stuff
VPDN user
User = mary@corporation.us
VPDN user
User = mary@corporation.us
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