D-Link 16-Port 10/100/1000Mbps Gigabit Ethernet Switch + 2-Port Mini GBIC Web-Smart Switch DGS-1216T - Manual (Page 19)

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IDENTIFYING EXTERNAL COMPONENTS
This chapter describes the front panel, rear panel, and LED indicators
of the Switch.
Front Panel
The figure below shows the front panels of the Switch.
Figure 4. Front panel of 16-port Gigabit Ethernet Switch
LED Indicator:
Comprehensive LED indicators display the status of the switch and
the network (see the LED Indicators chapter below).
Gigabit Ethernet Ports (Port 1~16):
The Switch sixteen Gigabit twisted pair ports, supported auto negotiable
10/100/1000Mbps and auto MDI/MDIX crossover detection function, this
function gives true “plug and play” capability, just need to plug-in the
network cable to the hub directly and don’t care if the end node is NIC
(Network Interface Card) or switch and hub.
These ports can operate in
half-duplex mode for 10/100Mbps and full- duplex mode for
10/100/1000Mbps.
Mini GBIC Ports
The Switch is equipped with two mini-GBIC ports, supported optional
1000BASE-SX/LX mini-GBIC module.
Note: When the port was set to “Forced Mode”, the Auto
MDI/MDIX will be disabled.