Configuring network addresses
1. Sign into myFiber using the email and password you use for your Google Fiber account.
2. Select Network in the upper-left corner. If you don’t see it, click the navigation menu 
3. Select Edit Network Settings.
4. Select Edit next to Advanced network settings.
5. Select Addresses.
The Address tab displays the following information for your Network Box:
- Router WAN IPv4 address. The external IPv4 address of your Network Box on the Internet.
- Router WAN IPv6 address. The external IPv6 address of your Network Box on the Internet.
This section allows you to change your LAN IPv4 addresses, subnet mask, and the range of dynamic IP addresses
6. Change any or all of the configurable options.
7. Click Save when finished.
If you change any of the dynamic addresses on this screen, you’ll need to disconnect and reconnect any devices that have previously been connected to your network. You’ll also need to disconnect and reconnect any devices that have had their lease expire.