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ER52000 PoE Switch User Guide
Figure 2-1. Front Panel of the ER52000 Hardened PoE Switch
10/100 Mbps Ports
The ER52000 Hardened PoE Switch has 10/100 Mbps PoE ports (M12 D-Coding Female
4-Pin Connector) (see Figure 2-1). This port is auto-sensing, auto-MDIX 10/100 Mbps port.
When you insert a cable into a 10/100 Mbps PoE port, the Hardened PoE Switch:
Determines whether the cable is a straight-through or crossover cable.
Automatically ascertains the maximum speed (10 or 100 Mbps) and duplex mode (half- or
full-duplex) of the attached device.
After determining this information, the Hardened PoE Switch configures the 10/100 Mbps
PoE port automatically to enable communications with the attached device, without requiring
user intervention.
10/100/1000 Mbps Ports
The ER52000 Hardened PoE Switch has 10/100/1000 Mbps ports (M12 A-Coding Female
8-Pin Connector) (see Figure 2-1). This port is auto-sensing, auto-MDIX 10/100/1000 Mbps
port.
When you insert a cable into a 10/100/1000 Mbps port, the Hardened PoE Switch:
Determines whether the cable is a straight-through or crossover cable.
Automatically ascertains the maximum speed (10, 100 or 1000 Mbps) and duplex mode
(half- or full-duplex) of the attached device.