Setting up Zyxel Nebula with the External Captive Portal ⚡

Important note
You need a Nebula Cloud Account with Wireless Access Points adopted. Please ensure you have compatible devices. Some of the lower-cost devices, such as AX1800, aren't compatible

Nebula Setup

Login to the Nebula Dashboard here https://nebula.zyxel.com/ and choose Control Center
Go to Control Center's settings -> Configure -> Access Points -> SSID setting
Enable Advanced mode
Create a new SSID and go to edit
Enter SSID name and enable it
In security settings select Open
In sign up method select Click-to-continue
In Walled garden enter the following domains
- getonline.captivewifi.io
- captivewifi.fra1.digitaloceanspaces.com
In Forwarding mode select NAT mode
Enable Guest Network
Save settings
Go to Configure -> Access Points -> Captive portal customization
- In External captive portal URL enter the portal URL
- https://getonline.captivewifi.io/guest/<site id>
- The site ID can be found under manage venue > WiFi hardware
Select To promotion URL and find the Unique ID URL in the dashboard under the Manage Venue option. The URL will look like https://getonline.captivewifi.io/connected/<unique id>
Save Settings

For Zywall Firewall devices connected to Nebula

Log in to nebula.zyxel.com
Navigate to
Site-wide > Configure > Firewall > Authentication method
- External captive portal URL enter the portal URL
- https://getonline.captivewifi.io/guest/<site id>
- The site ID can be found under manage venue > WiFi hardware
Select To promotion URL and find the Unique ID URL in the dashboard under the Manage Venue option. The URL will look like https://getonline.captivewifi.io/connected/<unique id>
Save Settings
Go to > Site-wide > Configure >Firewall >Authentication method
Choose relevant interface
Select > Click to Continue
In Walled garden enter the following domains
- getonline.captivewifi.io
- captivewifi.fra1.digitaloceanspaces.com
Save Settings