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SW 3750 PoE ports are not delivering PoE

Hello, I have a switch WS-C3750E-48PD, I had two cameras that use 15.4 W in these ports and two days ago these ports go down, now the ports don't deliver PoE but are good when connect a computer.

I show some outputs that can help.

SWP-D302-1-1#show power inline

Module   Available     Used     Remaining

          (Watts)     (Watts)    (Watts)

------   ---------   --------   ---------

1           800.0       64.0       736.0

SWP-D302-1-1#show runn inter gi1/0/9

Building configuration...

Current configuration : 223 bytes

!

interface GigabitEthernet1/0/9

switchport access vlan 2007

switchport mode access

switchport port-security maximum 10

switchport port-security

switchport port-security violation restrict

spanning-tree portfast

end

SWP-D302-1-1#

SWP-D302-1-1#show runn inter gi1/0/10

Building configuration...

Current configuration : 224 bytes

!

interface GigabitEthernet1/0/10

switchport access vlan 2007

switchport mode access

switchport port-security maximum 10

switchport port-security

switchport port-security violation restrict

spanning-tree portfast

end

SWP-D302-1-1#show power inline gi 1/0/9

Interface Admin  Oper       Power   Device              Class Max

                            (Watts)                           

--------- ------ ---------- ------- ------------------- ----- ----

Gi1/0/9   auto   off        0.0     n/a                 n/a   15.4

Interface  AdminPowerMax   AdminConsumption   

             (Watts)           (Watts)          

---------- --------------- -------------------- 

Gi1/0/9               15.4                 15.4

SWP-D302-1-1#show power inline gi 1/0/10

Interface Admin  Oper       Power   Device              Class Max

                            (Watts)                           

--------- ------ ---------- ------- ------------------- ----- ----

Gi1/0/10  auto   off        0.0     n/a                 n/a   15.4

Interface  AdminPowerMax   AdminConsumption   

             (Watts)           (Watts)          

---------- --------------- -------------------- 

Gi1/0/10              15.4                 15.4

Thanks for the help.

4 Replies 4

Hello Adrian,,

Can you post the output of show post

regards

Harish

Hello Harish, here you are the output.

SWP-D302-1-1#show post

Stored system POST messages:

Switch 1

---------

POST: CPU MIC register Tests : Begin

POST: CPU MIC register Tests : End, Status Passed

POST: MA BIST : Begin

POST: MA BIST : End, Status Passed

POST: TCAM BIST : Begin

POST: TCAM BIST : End, Status Passed

POST: SF ASIC BIST : Begin

POST: SF ASIC BIST : End, Status Passed

POST: Switch Fabric Memory Tests : Begin

POST: Switch Fabric Memory Tests : End, Status Passed

POST: CPU MIC interface Loopback Tests : Begin

POST: CPU MIC interface Loopback Tests : End, Status Passed

POST: PortASIC RingLoopback Tests : Begin

POST: PortASIC RingLoopback Tests : End, Status Passed

POST: Inline Power Controller Tests : Begin

POST: Inline Power Controller Tests : End, Status Passed

POST: Thermal, Fan Tests : Begin

POST: Thermal, Fan Tests : End, Status Passed

POST: PortASIC Port Loopback Tests : Begin

POST: PortASIC Port Loopback Tests : End, Status Passed

POST: EMAC Loopback Tests : Begin

POST: EMAC Loopback Tests : End, Status Passed

SWP-D302-1-1#

I have a question I am not sure if the output of this command is the result of the last POST when the problem doesn't exist and I didn't restart the device after the problem because is a production switch.

Thanks.

Yes Thats a good thought as this output shows the inline controller is passed the post.. Why dont we restart the switch and see the problem gets resoved or get a new post which says the problem with inline controller if any

Harish.

Hello, this is the output of the show post command after restart the switch.

SWP-D302-1-1#show post

Stored system POST messages:

Switch 1

---------

POST: CPU MIC register Tests : Begin

POST: CPU MIC register Tests : End, Status Passed

POST: MA BIST : Begin

POST: MA BIST : End, Status Passed

POST: TCAM BIST : Begin

POST: TCAM BIST : End, Status Passed

POST: SF ASIC BIST : Begin

POST: SF ASIC BIST : End, Status Passed

POST: Switch Fabric Memory Tests : Begin

POST: Switch Fabric Memory Tests : End, Status Passed

POST: CPU MIC interface Loopback Tests : Begin

POST: CPU MIC interface Loopback Tests : End, Status Passed

POST: PortASIC RingLoopback Tests : Begin

POST: PortASIC RingLoopback Tests : End, Status Passed

POST: Inline Power Controller Tests : Begin

POST: Inline Power Controller Tests : End, Status Passed

POST: Thermal, Fan Tests : Begin

POST: Thermal, Fan Tests : End, Status Passed

POST: PortASIC Port Loopback Tests : Begin

POST: PortASIC Port Loopback Tests : End, Status Passed

POST: EMAC Loopback Tests : Begin

POST: EMAC Loopback Tests : End, Status Passed

Thanks.

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