TP-Link TL-SG2216, TL-SG2424, TL-SG2424P, TL-SG2452 show system-info , show system-time

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Syntax
loopback interface gigabitEthernet {port } { internal | external }
Parameter
port —— The Gigabit Ethernet port number.
internal | external —— Loopback Type. There are two options: “internal” and
“external”.
Command Mode
User EXEC Mode and Privileged EXEC Mode
Example
Do an internal-type loopback test for port 15:
TL-SG2424# loopback interface gigabitEthernet 1/0/15 internal
Do an external-type loopback test for port 15:
TL-SG2424# loopback interface gigabitEthernet 1/0/15 external
show system-info
Description
The show system-info command is used to display System Description,
Device Name, Device Location, System Contact, Hardware Version, Firmware
Version, System Time, Run Time and so on.
Syntax
show system-info
Command Mode
Privileged EXEC Mode and Any Configuration Mode
Example
Display the system information:
TL-SG2424# show system-info
show system-time
Description
The show system-time command is used to display the time information of the
switch.