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Chapter 5
Network Security
5. 1. Protect the Network from Cyber Attacks
The SPI Firewall can prevent cyber attacks and validate the traffic that is passing
through the router based on the protocol. This function is enabled by default, and it’s
recommended to keep the default settings.
Follow the steps below to configure Firewall.
1. Visit http:///tplinkmodem.net, and log in with the password you set for the router.
2. Go to Advanced > Security > Firewall.
3. Enable IPv4 SPI Firewall.
5. 2. Service Filtering
With Service Filtering, you can prevent certain users from accessing the specified
service, even block internet access completely.
1. Visit http://tplinkmodem.net, and log in with the password you set for the router.
2. Go to Advanced > Security > Service Filtering and enable Service Filtering.
3. Click Add.
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