1. Uplink Port
Allows using regular straight-through cables to connect this switch hub to other
switch or hubs normal port.
2. RJ-45 Ports
Allows using crossover cables to connect these 16 ports to other switch or hubs
normal port. Each port uses auto-negotiation for automatic speed and mode
selection.
The front panel of the switch hub consists of 16 (100/10Mbps MDI) ports, 1 Uplink
(MDI-X).
2. Hardware/Software
This chapter describes the front panel, LED indicators, and rear panel on the switch
hub.
2-2
The LED indicators are all located on the front panel which include one Power, one
Link/Act., one FDX/Col,and one Speed indicator per port.
1. Power
The LED lights when the switch hub is powered on. If the LED fails to light, check
the AC power connector to ensure proper insertion of the power cord and that the
power switch is turned ON.
2. Link/Act.
These LEDs light up
green
to indicate that a valid link is established. These LEDs
flash whenever data packets are transmitting or receiving.
Speed
These LEDs light when the ports run at 100Mbps. These LEDs are OFF when they
run at 10Mbps or are not connected.
LED Indicators
2-1
Front Panel
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! " # $ % & '
4. FDX/Col.
These LEDs light up
green
to show the ports are operating in full-duplex (FDX) mode,
Otherwise , it is OFF for half-duplex(HDX).
These LEDs flash whenever collision is detected on the network segments.
3.
