DELL S50V User Manual

Power over Ethernet | 787

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PoE is disabled by default. Enable PoE on a port from INTERFACE mode using the command 

{

[

]

[

]}.

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The 

 command allows the port to determine the amount of power that a connected 

Class 1–4 powered device requires, and supply it. See 

.

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The 

 command without the qualifier guarantees 15.4W to the powered device.

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You can limit the maximum amount of power (in milliwatts) available to a powered device with the 
command 

power inline auto max_milliwatts

 or with 

power inline static max_milliwatts

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Disable PoE on a port using the 

command.

Ports configured with 

 have a lower priority for access to power than those configured 

with 

. As a second layer of priority setting, use the 

[

] 

 command. 

Use the 

 

 

 

 command to avoid allocating more power than necessary to a 

port because allocated power is made unavailable to other ports regardless of whether it is consumed. 
Typical IP phones use 3-10 Watts.

0/1

1/0

1/1

R1(conf)# int range gi 1/1

R1(conf-if-gi-1/1)# power inline auto

R1(conf)# int range gi 0/1

R1(conf-if-gi-0/1)# power inline static 

R1(conf)# int range gi 1/0

R1(conf-if-gi-1/0)# power inline auto 4000