iv
Enabling portal roaming ············································································································································· 136
Logging out portal users ·············································································································································· 136
Displaying and maintaining portal ···························································································································· 136
Portal configuration examples ···································································································································· 137
Configuring direct portal authentication ··········································································································· 137
Configuring re-DHCP portal authentication ······································································································ 145
Configuring cross-subnet portal authentication ································································································ 149
Configuring extended direct portal authentication ·························································································· 152
Configuring extended re-DHCP portal authentication ····················································································· 155
Configuring extended cross-subnet portal authentication ··············································································· 159
Configuring portal server detection and portal user synchronization ··························································· 162
Troubleshooting portal ················································································································································· 170
No portal authentication page is pushed for users ························································································· 170
Cannot log out portal users on the access device ··························································································· 170
Cannot log out portal users on the RADIUS server ·························································································· 171
Users logged out by the access device still exist on the portal authentication server ·································· 171
Re-DHCP portal authenticated users cannot log in successfully······································································ 172
Configuring port security ········································································································································ 173
Overview ······································································································································································· 173
Port security features ··········································································································································· 173
Port security modes ············································································································································· 173
Configuration task list ·················································································································································· 176
Enabling port security ·················································································································································· 177
Setting port security's limit on the number of secure MAC addresses on a port ·················································· 177
Setting the port security mode ···································································································································· 178
Configuring port security features ······························································································································ 179
Configuring NTK ················································································································································· 179
Configuring intrusion protection ························································································································ 179
Configuring secure MAC addresses ·························································································································· 180
Configuration prerequisites ································································································································ 181
Configuration procedure ···································································································································· 181
Ignoring authorization information from the server ·································································································· 182
Enabling MAC move ··················································································································································· 182
Applying NAS-ID profile to port security ··················································································································· 183
Enabling the authorization-fail-offline feature ··········································································································· 184
Displaying and maintaining port security ·················································································································· 184
Port security configuration examples ························································································································· 184
autoLearn configuration example ······················································································································ 184
userLoginWithOUI configuration example ······································································································· 186
macAddressElseUserLoginSecure configuration example ··············································································· 189
Troubleshooting port security ······································································································································ 193
Cannot set the port security mode ····················································································································· 193
Cannot configure secure MAC addresses ········································································································ 193
Configuring password control ································································································································ 194
Overview ······································································································································································· 194
Password setting ·················································································································································· 194
Password updating and expiration ··················································································································· 195
User login control ················································································································································ 196
Password not displayed in any form ················································································································· 197
Logging ································································································································································· 197
FIPS compliance ··························································································································································· 197
Password control configuration task list ····················································································································· 197
Enabling password control ········································································································································· 198
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