If your authentication device (phone or tablet) does not have internet connectivity or a network signal, you will not be able to use Duo Push, phone call, or request new SMS passcodes to complete authentication. However, there are some options listed below that will allow you to complete 2FA.
IPv6 Connectivity: No Internet access Having offline drivers gives Snappy Driver Installer the ability to have access to fast driver updates, even if there is no active Internet connection on your computer. Snappy Driver works with both 32-bit and 64-bit versions of Windows 10, Windows 8, Windows 7, Windows Vista, and also works with Windows XP. Solved: No internet access whilst connected to - Cisco Nov 24, 2010 Setting up a wireless network without an Internet Setting up a wireless network without an Internet connection. Another option is to use a wireless access point which will have no firewall functionality that you will have to deal with. Network Icon on Computer Shows "No Internet Access" When
You have set up the wireless router and successfully connected to your wireless network, but you cannot access the Internet: Step 1: Please check if the wireless network connection of your computer is set to obtain an IP address automatically, and obtain DNS server address automatically. If you don't know how to configure this, please click here.
No Network Access but Internet works fine? - General
In my case, it was the router (Netgear WNDR3400v3) that was causing the problem. It has, by default, the extender's internet "Blocked". I was able to change its status to "Allowed" by going to the router's configuration website (www.routerlogin.net). I did not have to buy a more expensive model or try a new brand.
"Connected but No Internet Access" Windows 10 FIX!! [2018 Dec 27, 2016