Understand the root cause to understand why a captive portal is not showing when you’re connected to the Guest SSID
When guests attempt to connect to the SSID, if the captive portal isn’t showing up when connected to the Guest SSID, it could be due to various issues that prevent the proper captive portal display.
Several possible causes may trigger this error page, including:
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DHCP or DNS issue
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The device is not performing automatic detection requests
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Misconfiguration of the walled garden
- Firewall rules
To address this issue, several actions can be taken:
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Checking if the private IP address is valid
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Trying to resolve login.cloudi-fi.net
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If valid IP and DNS working
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Trying to visit http://neverssl.com. This should trigger the captive portal.
- Checking firewall rules
Source Destination Port Protocol Action Comment Guest Subnet DNS 53 UDP/TCP Allow DNS Resolution Guest Subnet HTTP 80 TCP Allow HTTP Traffic Guest subnet HTTPS 443 TCP Allow HTTPS resolution
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If the captive portal is still not reachable:
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Check the walled garden and add at least Cloudi-Fi's domains
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Run a Wireshark capture
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Screenshot web browser error if there is any
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Share the captures with Cloudi-Fi Support Team
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Following these recommended actions, you can troubleshoot the issue causing the unexpected error page and provide a seamless and hassle-free experience for your network users when connecting to the SSID.
If you are still experiencing the error page issue after following these recommended actions, don't hesitate to get in touch with our team (How to contact your support? ) to make the necessary changes to your captive portal or consult the articles available in our online knowledge base.