HP ProCurve - Contents

11
Power Over Ethernet (PoE) Operation
Contents
PoE Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-3
Introduction to PoE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-4
Overview of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-5
Related Publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-6
General PoE Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-7
Configuration Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-7
PD Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-8
Determining the Amount of PoE Power Available . . . . . . . . . . . . . . 11-10
PoE Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-10
Power Priority Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-10
When Is Power Allocation Prioritized? . . . . . . . . . . . . . . . . . . . . 11-10
How Is Power Allocation Prioritized? . . . . . . . . . . . . . . . . . . . . . 11-11
PoE Priority With Two or More Modules . . . . . . . . . . . . . . . . . . 11-12
Configuring PoE Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-14
Changing the PoE Port Priority Level . . . . . . . . . . . . . . . . . . . . . . . . . 11-14
Disabling or Re-Enabling PoE Port Operation . . . . . . . . . . . . . . . . . 11-15
Enabling Support for Pre-Standard Devices . . . . . . . . . . . . . . . . . . . 11-15
Changing the Threshold for Generating a Power Notice . . . . . . . . . 11-16
Configuring Optional PoE Port Identifiers . . . . . . . . . . . . . . . . . . . . . 11-17
Viewing PoE Configuration and Status . . . . . . . . . . . . . . . . . . . . . . . 11-19
Displaying the Switch’s Global PoE Power Status . . . . . . . . . . . . . . 11-19
Displaying an Overview of PoE Status on All Ports . . . . . . . . . . . . . 11-20
Displaying the PoE Status on Specific Ports . . . . . . . . . . . . . . . . . . . 11-21
Planning and Implementing a PoE Configuration . . . . . . . . . . . . . . 11-23
Assigning PoE Ports to VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-23
Applying Security Features to PoE Configurations . . . . . . . . . . . . . 11-23
Assigning Priority Policies to PoE Traffic . . . . . . . . . . . . . . . . . . . . . 11-24
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