How to configure IP&MAC Binding on 3G/4G Wireless Router TL-MR3420 (new logo)

IP & MAC Binding, namely, ARP (Address Resolution Protocol) Binding, is used to bind network device’s IP address to its MAC address. This will prevent ARP Spoofing and other ARP attacks by denying network access to a device with matching IP address in the Binding list, but unrecognized MAC address.

I want to: Prevent ARP spoofing and ARP attacks.

How can I do that?

Note: TL-MR3420_V5 is used for demonstration in this article.

1. Visit http://tplinkwifi.net, and log in with the password you set for the router. For details, please refer to How do I log into the web-based Utility (Management Page) of TP-Link wireless router?

2. Go to Advanced > Security > IP & MAC Binding.

3. Enable IP & MAC Binding.

4. Bind your device(s) according to your need.

To bind the connected device(s):

Click to add the corresponding device to the Binding List.

To bind the unconnected device:

1) Click Add in the Binding List section.

2) Enter the MAC address and IP address that you want to bind.

3) Tick the Enable This Entry checkbox and click Save.

Done!

Now you don’t need to worry about ARP spoofing and ARP attacks!

Get to know more details of each function and configuration please go to Download Center to download the manual of your product.