vii
Configuring VLAN mapping ···························································· 233
Overview ······························································································································ 233
VLAN mapping application scenarios ··················································································· 233
VLAN mapping implementations ························································································· 235
VLAN mapping configuration task list ························································································· 238
Configuring one-to-one VLAN mapping ······················································································· 238
Configuring many-to-one VLAN mapping ···················································································· 239
Configuring many-to-one VLAN mapping in a network with dynamic IP address assignment ··········· 239
Configuring many-to-one VLAN mapping in a network with static IP address assignment ················ 242
Configuring one-to-two VLAN mapping ······················································································· 244
Configuring two-to-two VLAN mapping ······················································································· 245
Displaying and maintaining VLAN mapping ················································································· 245
VLAN mapping configuration examples ······················································································ 245
One-to-one and many-to-one VLAN mapping configuration example ·········································· 245
One-to-two and two-to-two VLAN mapping configuration example ············································· 251
Configuring LLDP ········································································· 254
Overview ······························································································································ 254
Basic concepts ··············································································································· 254
Working mechanism ········································································································ 259
Protocols and standards ··································································································· 260
LLDP configuration task list ······································································································ 260
Performing basic LLDP configurations ························································································ 261
Enabling LLDP ················································································································ 261
Setting the LLDP bridge mode ··························································································· 261
Setting the LLDP operating mode ······················································································· 261
Setting the LLDP reinitialization delay ·················································································· 262
Enabling LLDP polling ······································································································ 262
Configuring the advertisable TLVs ······················································································ 263
Configuring the management address and its encoding format ·················································· 266
Setting other LLDP parameters ·························································································· 267
Setting an encapsulation format for LLDP frames ··································································· 268
Disabling LLDP PVID inconsistency check ············································································ 269
Configuring CDP compatibility ·································································································· 269
Configuration prerequisites ································································································ 270
Configuration procedure ··································································································· 270
Configuring LLDP trapping and LLDP-MED trapping······································································ 270
Displaying and maintaining LLDP ······························································································ 271
LLDP configuration examples ··································································································· 272
Basic LLDP configuration example ······················································································ 272
CDP-compatible LLDP configuration example ······································································· 276
Configuring L2PT ········································································· 278
Overview ······························································································································ 278
Background ···················································································································· 278
L2PT operating mechanism ······························································································· 279
L2PT configuration task list ······································································································ 280
Enabling L2PT ······················································································································ 280
Restrictions and guidelines ································································································ 280
Enabling L2PT for a protocol ······························································································ 280
Setting the destination multicast MAC address for tunneled packets ················································· 281
Displaying and maintaining L2PT ······························································································ 281
L2PT configuration examples ··································································································· 282
Configuring L2PT for STP ································································································· 282
Configuring L2PT for LACP ······························································································· 283
Configuring cut-through forwarding ·················································· 287
Configuring service loopback groups ················································ 288
Configuration procedure ·········································································································· 288
Displaying and maintaining service loopback groups ····································································· 289
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