Brocade Communications Systems 6650 manual Digital optical monitoring, Setting the alarm interval

General LLDP operating principles . . . . . . . . . . . . . . . . . . . . . . . . .186 LLDP operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .186 LLDP packets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .187 TLV support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .188

MIB support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .191 Syslog messages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .191

LLDP configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .192 LLDP configuration notes and considerations . . . . . . . . . . . . .192 Enabling and disabling LLDP. . . . . . . . . . . . . . . . . . . . . . . . . . .193 Enabling support for tagged LLDP packets . . . . . . . . . . . . . . .193 Changing a port LLDP operating mode . . . . . . . . . . . . . . . . . .193 Maximum number of LLDP neighbors . . . . . . . . . . . . . . . . . . .195 Enabling LLDP SNMP notifications and Syslog messages . . .196 Changing the minimum time between LLDP transmissions . .197 Changing the interval between regular LLDP transmissions .198 Changing the holdtime multiplier for transmit TTL . . . . . . . . .198 Changing the minimum time between port reinitializations . .199 LLDP TLVs advertised by the Brocade device . . . . . . . . . . . . .199

LLDP-MED configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .206 Enabling LLDP-MED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .207 Enabling SNMP notifications and Syslog messages

for LLDP-MED topology changes. . . . . . . . . . . . . . . . . . . . . . . .207 Changing the fast start repeat count . . . . . . . . . . . . . . . . . . . .208 Defining a location id. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .209 Defining an LLDP-MED network policy . . . . . . . . . . . . . . . . . . .215

LLDP-MED attributes advertised by the Brocade device . . . . . . . . 217 Displaying LLDP statistics and configuration settings. . . . . . .218 LLDP configuration summary . . . . . . . . . . . . . . . . . . . . . . . . . .218 Displaying LLDP statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . .219 Displaying LLDP neighbors . . . . . . . . . . . . . . . . . . . . . . . . . . . .221 Displaying LLDP neighbors detail . . . . . . . . . . . . . . . . . . . . . . .222 Displaying LLDP configuration details . . . . . . . . . . . . . . . . . . .222

Resetting LLDP statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .223 Clearing cached LLDP neighbor information. . . . . . . . . . . . . . . . . .224

Chapter 9	Hardware Component Monitoring
	Digital optical monitoring	225
	Digital optical monitoring configuration limitations	225
	Enabling digital optical monitoring	225
	Setting the alarm interval	226
	Displaying information about installed media	226
	Viewing optical monitoring information	228
	Syslog messages for optical transceivers	230
Chapter 10	Syslog
	About Syslog messages	232

Brocade ICX 6650 Administration Guide	ix
53-1002600-01