TP-Link TL-SL2109 - Manual (Page 20)

TL-SL2109 8+1G Gigabit Ethernet Smart Switch User Guide
Fig 4.13 Port (1-8) Close Setting
Method two:
Select the corresponding port in the Port Setting, and click the Port Disable.
Fig 4.14 Port(s) (1-8) Close Setting 2
2. If you want to close the gigabit port, operate as follows:
1) Click the Giga Port Setting button.
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