Troubleshooting for When the AP Cannot Connect to Nebula with AP Web GUI

Zyxel_Jay

Introduction:
Learn how to use the simplified web interface of the Access Point to troubleshoot connectivity issues with Nebula.

Instructions:

1. Accessing the AP:
   • Connect to the AP using the management IP address from the DHCP server or the default IP address (192.168.1.2).
   • Log in using the device password from Nebula or the default AP password.
2. Dashboard Overview:
   • Upon login, you'll see the device's cloud control panel.
   • The AP automatically checks each connection stage when going online with Nebula and displays the results in the web-based graphical user interface (GUI).
3. Troubleshooting Steps:
   • The AP checks each connection stage and displays results in the GUI dashboard.
   • If a stage fails (indicated by an orange circle), the AP will not proceed to the next stage. Hover over the circle for detailed error information.
4. Detailed Stage Explanation:
   a. Check "Internet" Connection:
   • Ensure the AP's uplink ethernet is correctly configured to connect to the internet.
   b. Check "Nebula" Connection:
   • Confirm traffic flow to the Nebula server and check for certificate issues or DNS query failures.
     • Confirm traffic flow to the Nebula server
       • Ensure that d.nebula.zyxel.com is accessible and confirm that traffic through ports 123, 443, 4335, and 6667 is allowed.For detail: Please check on the table on nebula page > Help > Firewall information
   c. Check "Registration" Status:
   • Please Verify the AP's on your Nebula Organation/ Site.

Please refer to this article:

https://community.zyxel.com/en/discussion/14395/how-to-register-access-point-to-nebula