Chapter

LLDP and LLDP-MED

8

 

 

 

 

In this chapter

LLDP terms used in this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182

LLDP overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183

LLDP-MED overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184

General LLDP operating principles. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186

MIB support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191

Syslog messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191

LLDP configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192

LLDP-MED configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206

LLDP-MED attributes advertised by the Brocade device . . . . . . . . . . . . . . 217

Resetting LLDP statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223

Clearing cached LLDP neighbor information . . . . . . . . . . . . . . . . . . . . . . . . 224

Table 41 lists the Brocade ICX 6650 switch and the Link Layer Discovery Protocol (LLDP) features the switch supports. These features are supported in full Layer 3 software images, except where explicitly noted.

TABLE 41 Supported LLDP features

Feature

Brocade ICX

 

6650

 

 

LLDP

Yes

 

 

LLDP-MED

Yes

 

 

Support for tagged LLDP packets

Yes

 

 

IPv4 management address advertisement

Yes

 

 

IPv6 management address advertisement

Yes

 

 

LLDP operating mode setting per port

Yes

 

 

Setting the maximum number of LLDP

Yes

neighbors

 

 

 

SNMP and Syslog messages

Yes

 

 

LLDP transmission intervals

Yes

 

 

Holdtime multiplier for transmit TTL

Yes

 

 

Configuring the minimum time between

Yes

port reinitializations

 

 

 

Fast start repeat count for LLDP-MED

Yes

 

 

Location ID for LLDP-MED

Yes

Brocade ICX 6650 Administration Guide

181

53-1002600-01

 

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Brocade Communications Systems 6650 manual Lldp and LLDP-MED