How to change the IP Address on a Technicolor TG789vac router

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Setup Router Staff
(Last Updated: ) | Reading Time: 2 minutes

This page shows how to change the LAN IP Address on the Technicolor TG789vac router.

Other Technicolor TG789vac Guides

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This is the ip address guide for the Technicolor TG789vac. 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:

  • 192.168.0.1
  • 192.168.1.1
  • 10.0.0.1

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It is generally a good idea to make the last number of your router's internal IP address a '1', as in 192.168.0.1 or 10.0.0.1. 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 Technicolor TG789vac

To get started configuring the Technicolor TG789vac LAN page you need to login to your router. If you are already logged in you can skip this step.

To login to the Technicolor TG789vac, follow our Technicolor TG789vac Login Guide.

Change the LAN IP Address on a Technicolor TG789vac

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 Technicolor TG789vac router.

Once you've logged into the Technicolor TG789vac router you should be taken to the Home page. To change your IP address click Local Network.

Configure the LAN section of your Technicolor TG789vac

router IP address lan home network
This is the lan page from your Technicolor TG789vac router.

On this new page you can enter a new Local Device IP address. If you're not sure what to change it to one good option to try is 10.0.0.1

That's it! Just don't forget to save your changes before leaving the page.

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 Technicolor TG789vac Info

Don't forget about our other Technicolor TG789vac info that you might be interested in.

This is the ip address guide for the Technicolor TG789vac. We also have the following guides for the same router: