TL-MR3220 3G/4G Wireless N Router User Guide
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z Status - The port’s status displayed here. “Enabled” means that port is still active.
Otherwise, the port is inactive.
Click Refresh to update the Current UPnP Settings List.
4.9 Security
Figure 4-41 The Security menu
There are four submenus under the Security menu as shown in Figure 4-41: Basic Security,
Advanced Securit
y, Local Management and Remote Management. Click any of them, and
you will be able to configure the corresponding function.
4.9.1 Basic Security
Choose menu “Security → Basic Security”, you can configure the basic security in the
screen as shown in Figure 4-42.
Figure 4-42 Basic Security
¾ Firewall - A firewall protects your network from the outside world. Here you can enable or
disable the Router’s firewall.
z SPI Firewall - SPI (Stateful Packet Inspection, also known as dynamic packet filtering)
helps to prevent cyber attacks by tracking more state per session. It validates that the
