Extreme Networks ExtremeWare XOS 11.3, Руководство пользователя

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Contents
ExtremeWare XOS 11.3 Concepts Guide
6
Load-Sharing Examples .....................................................................................................125
Displaying Switch Load Sharing..........................................................................................126
Switch Port Mirroring...............................................................................................................129
Switch Port Mirroring on the BlackDiamond 8800 Family of Switches and the
Summit X450 Switch Only .................................................................................................130
Switch Port Mirroring on the BlackDiamond 10K Switch Only................................................131
Switch Port-Mirroring Rules and Restrictions for All Switches ................................................131
Switch Port-Mirroring Examples ..........................................................................................132
Verifying the Switch Port-Mirroring Configuration .................................................................133
Extreme Discovery Protocol ......................................................................................................133
Software-Controlled Redundant Port and Smart Redundancy .......................................................135
Guidelines for Software-Controlled Redundant Ports and Port Groups .....................................136
Configuring Software-Controlled Redundant Ports.................................................................137
Verifying Software-Controlled Redundant Port Configurations.................................................137
Configuring Automatic Failover for Combination Ports—Summit X450 Switch Only .......................138
Displaying Port Configuration Information..................................................................................140
Port Display—Summit X450 Switch Only ............................................................................143
Port Display—BlackDiamond 8800 Family of Switches Only .................................................144
Port Display—BlackDiamond 10K Series Switch Only ...........................................................145
Chapter 6: Link Layer Discovery Protocol...................................................................................... 147
Overview ................................................................................................................................147
LLDP Messages ......................................................................................................................148
LLDP Packets ...................................................................................................................148
Transmitting LLDP Messages..............................................................................................149
Receiving LLDP Messages..................................................................................................149
Managing LLDP ......................................................................................................................150
Supported TLVs ......................................................................................................................150
Mandatory TLVs ................................................................................................................152
Optional TLVs ...................................................................................................................152
Configuring LLDP....................................................................................................................156
Enabling and Disabling LLDP .............................................................................................156
Configuring the System Description TLV Advertisement.........................................................156
Configuring LLDP Timers ...................................................................................................157
Configuring SNMP for LLDP ...............................................................................................157
Configuring Optional TLV Advertisements ............................................................................158
Unconfiguring LLDP ..........................................................................................................160
Displaying LLDP Settings.........................................................................................................160
Displaying LLDP Port Configuration Information ...................................................................160
Displaying LLDP Information Detected from Neighboring Ports ..............................................162
Chapter 7: Power Over Ethernet.................................................................................................... 163
Summary of PoE Features ........................................................................................................163
Power Checking for PoE Module ...............................................................................................164
Power Delivery ........................................................................................................................164
Enabling PoE to the Switch ................................................................................................164
Power Reserve Budget Per Slot ...........................................................................................164
PD Disconnect Precedence ................................................................................................165
Port Disconnect or Fault ....................................................................................................166
Port Power Reset...............................................................................................................167