Wireless WAN (Wi-Fi WAN) is a feature available in the Vigor2136ax. It allows the user to connect the router to any Wi-Fi hotspot or Wi-Fi tethering from a mobile device. This function is helpful during an emergency when all wired connections are dropped, and no 4G USB dongle is available.

This article will guide you through the configuration steps to set up the wireless WAN in the Vigor2136ax router.  We will use the 2.4GHz Wi-Fi band in our configuration.

Step 1: Enable the Wireless WAN function on the router:

  • Go to Configuration > Physical Interface
  • Enable the 2.4GHz interface
  • Set “Function” to WAN
  • Click Apply to save the settings

Step 2:  Configure WAN 3 Settings

Go to Configuration /WAN and configure Internet settings

  • For WAN 3, click on

Step 3: Configure WAN 3 Profile

  • Create a profile name
  • Select Bind to Physical Interface as Wireless 2.4GHz,
  • Enter the wireless connection’s SSID.
    1. You can also specify the channel and security mode.

Note: The Vigor2136ax does not have a Wi-Fi discovery feature, so ensure the SSID is entered correctly; otherwise, the wireless WAN will not connect.

  • Enter the password for the SSID you are connecting to
  • Click Apply to save

Optional Settings

  • Set WAN Connection Detection to IP Detect
  • Enable DHCP to obtain an IP automatically from the SSID,
  • If you need to connect to specific WAN DNS servers, this option is available.
  • The WAN Connection Option and MTU settings can also be configured to suit your preferences.

For the IP address:

  • Enable DHCP to obtain an IP automatically from the SSID, or specify a static IP address if required.
  • If you need to connect to specific WAN DNS servers, this option is available.
  • The WAN Connection Option and MTU settings can also be configured to suit your preferences.

Check Internet connectivity by visiting a webpage or ping an external site.