MSTP basic concepts················································································································································185
How MSTP works······················································································································································189
Implementation of MSTP on devices ·······················································································································189
Protocols and standards···········································································································································190 Configuring MSTP···························································································································································190
Configuration task list···············································································································································190
Configuring an MST region·····································································································································190
Configuring MSTP globally······································································································································192
Configuring MSTP on a port····································································································································194
Displaying MSTP information of a port ··················································································································196
MSTP configuration example·········································································································································199
Configuration guidelines················································································································································203
Link aggregation and LACP configuration ············································································································ 205
Basic concepts···························································································································································205
Link aggregation modes···········································································································································206
Load sharing mode of an aggregation group·······································································································208
Configuring link aggregation and LACP······················································································································208
Configuration task list···············································································································································208
Creating a link aggregation group·························································································································209
Displaying information of an aggregate interface································································································211 Setting LACP priority·················································································································································211
Displaying information of
Link aggregation and LACP configuration example ···································································································214
Configuration guidelines················································································································································217
LLDP configuration··················································································································································· 218
Background ·······························································································································································218
Basic concepts···························································································································································218
How LLDP works························································································································································222
Compatibility of LLDP with CDP·······························································································································222
Protocols and standards···········································································································································223 Configuring LLDP·····························································································································································223
LLDP configuration task list·······································································································································223
Enabling LLDP on ports·············································································································································224
Configuring LLDP settings on ports··························································································································225
Configuring global LLDP setup ································································································································229
Displaying LLDP information for a port···················································································································231
Displaying global LLDP information ························································································································236
Displaying LLDP information received from LLDP neighbors·················································································238 LLDP configuration examples ·········································································································································238
Basic LLDP configuration example ··························································································································238
Configuration guidelines················································································································································250
IGMP snooping configuration ································································································································ 251
Overview ·········································································································································································251
Principle of IGMP snooping·····································································································································251
IGMP snooping related ports ··································································································································251
Work mechanism of IGMP snooping ·····················································································································252
IGMP snooping querier············································································································································254
Protocols and standards···········································································································································254 Configuring IGMP snooping··········································································································································254
Configuration task list···············································································································································254
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