NC-link NC-H91G User Manual page 20

4.6.3 Firewall
IP/Port Filtering
Setting the IP range and Port range to Drop or Accept the data connection. Add it
after finished the parameter setting, then "Apply". Max 200 rules.
MAC Filtering
Select Drop or Accept the MAC Filtering. Then you can manually input the MAC or
use Scan MAC to list it for you to choose. Add after finished and "Apply". Max 200
rules.
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