Technical data

FastIron Ethernet Switch Administration Guide xi
53-1002637-02
Chapter 12 Power over Ethernet
Power over Ethernet overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . .292
Power over Ethernet terms used in this chapter . . . . . . . . . . .292
Methods for delivering Power over Ethernet . . . . . . . . . . . . . .292
PoE autodiscovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .294
Power class. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .294
Dynamic upgrade of PoE power supplies. . . . . . . . . . . . . . . . .295
Power over Ethernet cabling requirements . . . . . . . . . . . . . . .297
Supported powered devices . . . . . . . . . . . . . . . . . . . . . . . . . . .297
Installing PoE firmware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .298
PoE and CPU utilization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .300
Enabling and disabling Power over Ethernet. . . . . . . . . . . . . . . . . .300
Disabling support for PoE legacy power-consuming devices . . . . .301
Enabling the detection of PoE power requirements
advertised through CDP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .302
Command syntax for PoE power requirements . . . . . . . . . . . .302
Setting the maximum power level for a PoE power-
consuming device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .302
Setting power levels configuration note . . . . . . . . . . . . . . . . . .302
Configuring power levels command syntax . . . . . . . . . . . . . . .303
Setting the power class for a PoE power-
consuming device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .304
Setting the power class command syntax . . . . . . . . . . . . . . . .304
Setting the power budget for a PoE interface module . . . . . . . . . .305
Setting the inline power priority for a PoE port . . . . . . . . . . . . . . . .305
Command syntax for setting the inline
power priority for a PoE port . . . . . . . . . . . . . . . . . . . . . . . . . . .306
Resetting PoE parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .307
Displaying Power over Ethernet information . . . . . . . . . . . . . . . . . .307
Displaying PoE operational status . . . . . . . . . . . . . . . . . . . . . .307
Displaying detailed information about PoE power supplies . .310
Chapter 13 System Monitoring
Overview of system monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . 317
Configuration notes and feature limitations . . . . . . . . . . . . . .318
Configure system monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .318
System monitoring on FCX and ICX devices . . . . . . . . . . . . . . . . . .325
System monitoring for Fabric Adapters . . . . . . . . . . . . . . . . . . . . . .329
System monitoring for Cross Bar . . . . . . . . . . . . . . . . . . . . . . . . . . .333
System monitoring for Packet Processors. . . . . . . . . . . . . . . . . . . .337
Appendix A Syslog messages
Index