Portal stateful failover ·········································································································································· 127
Portal configuration task list ········································································································································ 129
Configuration prerequisites ········································································································································· 130
Specifying the portal server ········································································································································ 131
Enabling portal authentication ···································································································································· 136
Configuring a portal-free rule····························································································································· 137
Logging off portal users ··············································································································································· 148
Portal configuration examples ···································································································································· 150
Troubleshooting portal ················································································································································· 183
Overview ······································································································································································· 185
Triple authentication mechanism ······················································································································· 185
Configuring triple authentication ································································································································ 186
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