Router User Manual

Nortel Secure Router 8000 Series
Troubleshooting - VAS Figures
Issue 01.01 (30 March 2009) Nortel Networks Inc. iii
Figures
Figure 1-1 RADIUS message structure..............................................................................................................1-2
Figure 1-2 Attribute format ................................................................................................................................1-3
Figure 1-3 Networking diagram of local authentication.....................................................................................1-6
Figure 1-4 Troubleshooting flowchart of local user authentication....................................................................1-9
Figure 1-5 Networking diagram of RADIUS authentication............................................................................1-11
Figure 1-6 Troubleshooting flowchart of RADIUS authentication ..................................................................1-14
Figure 1-7 Networking diagram of HWTACAS authentication...................................................................... 1-15
Figure 1-8 Troubleshooting flowchart of HWTACACS authentication .......................................................... 1-16
Figure 1-9 Networking diagram of RADIUS authentication............................................................................1-17
Figure 1-10 Networking diagram of HWTACAS authentication .....................................................................1-19