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AP以太网po的操作状态rt goes down While Using a PoE Injector

Sometimes, while using aPoEPower over Ethernet. PoE is a technology for wired Ethernet LANs to carry electric power required for the device in the data cables. The IEEE 802.3af PoE standard provides up to 15.4 W of power on each port.injector, the output of theshow ap debug port status ap-name command indicates that the operational state of anEthernetEthernet is a network protocol for data transmission over LAN.port is down.

(host) [mynode] #show ap debug port status ap-name test-ap-225

AP "test-ap-225" Port Status

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

Port MAC Type Forward Mode Admin Oper Speed Duplex 802.3az PoE

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

0 9c:1c:12:c0:ab:40 GE N/A enabled up 1 Gb/s full disabled N/A

1 9c:1c:12:c0:ab:41 GE tunnel enableddownN/A N/A N/A N/A

STP Portfast TX-Packets TX-Bytes RX-Packets RX-Bytes

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

N/A N/A 69707 37468577 107570 11707191

N/A N/A 0 0 0 0

Execute the following command to verify if the AP is powered up using an802.3af802.3af is an IEEE standard for Power over Ethernet (PoE) version that supplies up to 15.4W of DC power. See PoE.Power Sourcing Equipment.

(host) [mynode] #show ap debug system-status ap-name | include POE

Power Supply : POE-AF

The power supply,POE-AFindicates that a pre-standardPoEPower over Ethernet. PoE is a technology for wired Ethernet LANs to carry electric power required for the device in the data cables. The IEEE 802.3af PoE standard provides up to 15.4 W of power on each port.injector is being used to power up the AP. This causes the operational state of theEthernetEthernet is a network protocol for data transmission over LAN.port to go down. To resolve this issue, enable theap2xx-prestandard-poe-detectionparameter from the respective provisioning profile of the AP:

(host) [mynode] (config) #ap provisioning-profile

(host) [mynode] (Provisioning profile "") #ap2xx-prestandard-poe-detection

This parameter is applicable only for the200 Series,210 Series,220 Series,270 Series, orAP-203Raccess points andAP-203H,AP-205H, orAP-228.

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