Dell PowerConnect B-RX Configuration Manual page 10

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General operating principles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .255
MIB support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .259
Syslog messages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .259
Configuring LLDP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .259
Resetting LLDP statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .277
Chapter 10 Configuring Uni-Directional Link Detection (UDLD)
Configuration considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .280
Configuring UDLD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .280
Displaying UDLD information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .281
Clearing UDLD statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .284
Chapter 11 VLANs
Overview of Virtual Local Area Networks (VLANs). . . . . . . . . . . . . .285
Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .255
LLDP packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .255
TLV support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .256
Configuration notes and considerations . . . . . . . . . . . . . . . . .260
Enabling and disabling LLDP. . . . . . . . . . . . . . . . . . . . . . . . . . .260
Changing a port's LLDP operating mode . . . . . . . . . . . . . . . . .261
Specifying the maximum number of LLDP neighbors . . . . . . .262
Enabling LLDP SNMP notifications and Syslog messages . . .263
Specifying the minimum time between SNMP traps and
Syslog messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .263
Changing the minimum time between LLDP transmissions . .264
Changing the interval between regular LLDP transmissions .264
Changing the holdtime multiplier for transmit TTL . . . . . . . . .265
Changing the minimum time between port reinitializations . .265
LLDP TLVs advertised by the Brocade device . . . . . . . . . . . . .266
Displaying LLDP statistics and configuration settings. . . . . . .272
LLDP configuration summary . . . . . . . . . . . . . . . . . . . . . . . . . .272
LLDP statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .273
LLDP neighbors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
LLDP neighbors detail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .275
LLDP configuration details . . . . . . . . . . . . . . . . . . . . . . . . . . . .277
Changing the keepalive interval . . . . . . . . . . . . . . . . . . . . . . . .280
Changing the keepalive retries . . . . . . . . . . . . . . . . . . . . . . . . .280
Displaying information for all ports. . . . . . . . . . . . . . . . . . . . . .281
Displaying link-keepalive information . . . . . . . . . . . . . . . . . . . .281
Displaying information for a single port . . . . . . . . . . . . . . . . . .282
Tagged, untagged, and dual-mode ports . . . . . . . . . . . . . . . . .285
Protocol-based VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .287
BigIron RX Series Configuration Guide
53-1001986-01