A-Link RoadRunner 21 Router
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4.2.3 LAN Setup - Firewall/NAT Services
Firewall/NAT Services:
Place a check to
“Enable”
the most basic Firewall and NAT Service to secure
your system. The A-Link RoadRunner 21 Router is equipped with advanced Firewall features to provide
security from malicious attack, hacking or eavesdropping across the Internet. It’s strongly recommend
that you enable this feature for security purpose. The default setting is
“Disable”
.
Apply:
Click
Apply
to complete the setting.
Cancel:
Click
Cancel
to ignore all the changes.
To complete and save the setting, go to
TOOLS
Æ
System Commands
and click
Save All
after
clicking the
Apply
button.
