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• The LEDs of the corresponding RJ-45 port light to respond to the SFP

interface traffic.

SG300-10SFP and SG300-28SFP have dedicated SFP ports.

OTE

Their LED status and indication are the same as on the RJ-45 ports.

Front Panel LEDs

System LED—(Green) Lights steady when the switch is powered on, and

flashes when booting, performing self tests, and acquiring an IP address. If

the LED flashes Amber, the switch has detected a hardware failure.

LINK/ACT LED—(Green) Located on the left of the port. Lights steady

when a link between the corresponding port and another device is

detected. Flashes when the port is passing traffic.

PoE (if present)—(Amber) Located on the right of the port. Lights steady to

indicate that power is being supplied to a device attached to the

corresponding port.

100M LED (if present)—(Green) Located on the right of the port. Lights

steady when another device is connected to the port, is powered on, and a

100 Mbps link is established between the devices. When the LED is off, the

connection speed is under 100 Mbps or nothing is cabled to the port.

Gigabit LED (if present)—(Green) Located on the right of the port. Lights

steady when another device is connected to the port, is powered on, and a

1000 Mbps link is established between the devices. When the LED is off,

the connection speed is under 1000 Mbps or nothing is cabled to the port.

SFP (if present)—(Green) Located on the right of a GE port. Lights steady

when a connection is made through the shared port. Flashes when the port

is passing traffic.

The switch can be reset by inserting a pin or paper clip into the reset

opening. See

Returning the Device to the Factory Default Settings

details.

The power port and console port are located on the back panel of the

managed switch.

Power—The Power port is where you will connect the switch to power.

Depending on the model of switch you are using, this may be a power cord

or a power adaptor.

Cisco 300 Series Managed Switches

for