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Types of MAC address table entries ·················································································································139
Displaying and configuring MAC address entries ···································································································139
Setting the aging time of MAC address entries········································································································140
MAC address configuration example························································································································141
Configuring MSTP··················································································································································· 143
STP ·················································································································································································143
STP protocol packets ···········································································································································143
Basic concepts in STP··········································································································································143
How STP works····················································································································································144
RSTP···············································································································································································150
MSTP··············································································································································································150
Why MSTP ···························································································································································150
Basic concepts in MSTP ······································································································································151
How MSTP works ················································································································································155
Implementation of MSTP on devices··················································································································156
Protocols and standards ·····································································································································156
Recommended MSTP configuration procedure·········································································································156
Configuring an MST region ········································································································································156
Configuring MSTP globally ·········································································································································158
Configuring MSTP on a port·······································································································································160
Displaying MSTP information of a port ·····················································································································162
MSTP configuration example······································································································································164
Configuration guidelines ·············································································································································169
Configuring link aggregation and LACP··············································································································· 170
Overview·······································································································································································170
Basic concepts of link aggregation ···················································································································170
Link aggregation modes ·····································································································································171
Recommended link aggregation and LACP configuration procedures ··································································173
Creating a link aggregation group····························································································································173
Displaying information of an aggregate interface ···································································································174
Setting LACP priority····················································································································································176
Displaying information of LACP-enabled ports ·········································································································176
Link aggregation and LACP configuration example·································································································178
Configuration guidelines ·············································································································································180
Configuring LLDP····················································································································································· 182
Overview·······································································································································································182
Background··························································································································································182
Basic concepts ·····················································································································································182
Operating modes of LLDP···································································································································186
How LLDP works ··················································································································································186
Compatibility of LLDP with CDP··································································································································187
Protocols and standards ··············································································································································187
Recommended LLDP configuration procedure···········································································································187
Enabling LLDP on ports ················································································································································188
Configuring LLDP settings on ports ·····························································································································189
Setting LLDP parameters for a single port ·········································································································189
Configuring LLDP settings for ports in batch·····································································································192
Configuring global LLDP setup····································································································································193
Displaying LLDP information for a port ······················································································································195
Displaying global LLDP information ···························································································································201
Displaying LLDP information received from LLDP neighbors····················································································203
LLDP configuration examples ······································································································································204
LLDP basic settings configuration example ·······································································································204