How to change the IP Address on a Asus RT-N66R router

Thumbnail image of Setup Router Staff
Setup Router Staff
(Last Updated: ) | Reading Time: 3 minutes

This page shows how to change the LAN IP Address on the Asus RT-N66R router.

Other Asus RT-N66R Guides

This is the ip address guide for the Asus RT-N66R.We also have the following guides for the same router:

What is the LAN IP Address of a Router

The LAN IP Address of a router is also known as its internal IP address. It is also the IP address that you connect to when you want to configure your router. It is only useful from inside your network and has no use from the Internet side.

Routers have 2 IP addresses: an internal ip address and an external ip address. The external IP address is assigned to you by your Internet Service Provider, or ISP, and is generally not something that you can change. The internal IP address is set to a default value at the factory but can be changed if you want.

Common internal IP addresses for routers are:

It is generally a good idea to make the last number of your router's internal IP address a '1', as in or This is not necessary, but many people do it and it makes it a bit easier to remember which IP address is assigned to your router. If you want to change the internal IP address of your router, this guide shows you how.

Login To The Asus RT-N66R

To get started configuring the Asus RT-N66R LAN page you need to login to your router. If you are already logged in you can skip this step.

To login to the Asus RT-N66R, follow our Asus RT-N66R Login Guide.

Change the LAN IP Address on a Asus RT-N66R

If you followed our login guide above then you should see this screen.

router status mac address internet IP
This is the status page from your Asus router.

After you have logged into the Asus RT-N66R you begin on the Internet Status page. To change the IP Address, the address you see while inside your network, simply click the choice labeled LAN which is on the left under the heading of Advanced Settings. Then, select the tab at the top labeled LAN IP.

Configure the LAN section of your Asus RT-N66R

router setup
This is the setup page from your Asus router.

This takes you to a page like the one you see here. Place your cursor in the box labeled IP Address and enter the new address you have chosen for your Asus RT-N66R. We recommend using a fairly simple address such as

Don't change the other setting on this page, it is the Subnet Mask and should remain at

When you are done, click Apply and you have changed your Router's IP Address.

Possible Problems when Changing your LAN IP Address

When you change your LAN IP Address you are making a fundamental change to how your network functions and all computers on your network will be affected. You will lose your Internet connection when you apply these changes. Your router may reboot and require a couple of minutes to start responding again.

Also note that some computers may need to be rebooted after you make this change before they can talk to the router or on the Internet again.

Other Asus RT-N66R Info

Don't forget about our other Asus RT-N66R info that you might be interested in.

This is the ip address guide for the Asus RT-N66R.We also have the following guides for the same router: