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System and port leds – Allied Telesis AT-FS724L User Manual

Page 15

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AT-FS716L & AT-FS724L Fast Ethernet Switch Installation Guide

15

Maximum Distance

Each twisted-pair port has a maximum operating distance of 100 m
(328 feet).

Type of Cabling

For 10 Mbps operation, Category 3 or better 100 ohm shielded or
unshielded twisted-pair cabling is required. For 100 Mbps operation,
Category 5 and Enhanced Category 5 (5E) 100 ohm shielded or
unshielded twisted-pair cabling is required.

Auto MDI/MDI-X

All of the twisted-pair ports on these switches are auto-MDI and IEEE
802.3ab-compatible. When a port's speed and duplex mode are set
through Auto-Negotiation, the port uses the auto-MDI feature to
automatically configure itself as MDI or MDI-X when connected to an end-
node. Consequently, you can use either a straight-through or crossover
twisted-pair cable when connecting any network device to a port.

System and Port

LEDs

The system and port LEDs on the front panel of the AT-FS724L switch
display the switch and its port status information. Each port has two LEDs.

Table 1 describes the system and twisted-pair port LEDs on the AT-
FS716L and AT-FS724L Fast Ethernet switches.

Table 1. System and Port LEDs

LED

State

Description

POWER

Green

The switch is powered ON and
operating normally.

OFF

The switch has no power.

L/A

Green

The port is establishing a valid link at
100 Mbps.

Blinking Green

The port is receiving/transmitting data
at 100 Mbps.

Amber

The port is establishing a valid link at
10 Mbps.

Blinking Amber

The port is receiving/transmitting data
at 10 Mbps.

OFF

There is no valid link on the port.

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