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Bridging configuration example ································································································································· 291
Configuring user groups ········································································································································· 295
User group configuration task list ······························································································································· 295
Configuring a user group ··································································································································· 296
Configuring a user ·············································································································································· 296
Configuring access control ································································································································· 297
Configuring application control ························································································································· 298
Configuring bandwidth control ·························································································································· 299
Configuring packet filtering ································································································································ 300
Synchronizing user group configuration for wan interfaces ··········································································· 302
User group configuration example····························································································································· 302
Configuring MSTP ··················································································································································· 310
Introduction to STP ······················································································································································· 310
STP protocol packets ··········································································································································· 310
Basic concepts in STP ·········································································································································· 310
How STP works ···················································································································································· 311
Introduction to RSTP ····················································································································································· 317
Introduction to MSTP ···················································································································································· 317
MSTP features ······················································································································································ 318
MSTP basic concepts ·········································································································································· 318
How MSTP works ················································································································································ 322
MSTP implementation on devices ······················································································································ 322
Protocols and standards ····································································································································· 322
Configuration restrictions and guidelines ·················································································································· 323
Recommended MSTP configuration procedure ········································································································· 323
Configuring an MST region ········································································································································ 324
Configuring MSTP globally ········································································································································· 325
Configuring MSTP on a port ······································································································································· 328
MSTP configuration example ······································································································································ 330
Configuring RADIUS ··············································································································································· 335
Overview ······································································································································································· 335
Configuring a RADIUS scheme ··································································································································· 335
Configuring common parameters ······················································································································ 336
Adding RADIUS servers ······································································································································ 339
RADIUS configuration example ·································································································································· 340
Configuration guidelines ············································································································································· 346
Configuring login control ······································································································································· 348
Configuration procedure ············································································································································· 348
Login control configuration example ·························································································································· 349
Network requirements ········································································································································· 349
Configuring a login control rule so Host A cannot Telnet to Router ······························································ 349
Configuring a login control rule so Host B cannot access Router through the Web ···································· 350
Configuring ARP ······················································································································································ 352
Overview ······································································································································································· 352
Gratuitous ARP ····················································································································································· 352
Displaying ARP entries ················································································································································· 352
Creating a static ARP entry ········································································································································· 353
Removing ARP entries ·················································································································································· 353
Enabling learning of dynamic ARP entries ················································································································ 354
Configuring gratuitous ARP ········································································································································· 355
Static ARP configuration example ······························································································································ 355
