TP-Link T3700G-52TQ User Manual page 28

Choose the menu System → System Info → System Summary to load the following page.
Port Status

UNIT：
Figure 4-1 System Summary
Select the unit ID of the desired member in the stack.
Indicates the 1000Mbps port is not connected to a device.
Indicates the 1000Mbps port is at the speed of 1000Mbps.
Indicates the 1000Mbps port is at the speed of 10Mbps or 100Mbps.
Indicates the SFP port is not connected to a device.
Indicates the SFP port is at the speed of 1000Mbps.
Indicates the SFP+ port is not connected to a device.
Indicates the SFP+ port is at the speed of 10000Mbps.
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