Why Captive Portal not working with L2 Isolation?

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Zyxel_Melen
Zyxel_Melen Posts: 1,714  Zyxel Employee
First Anniversary 10 Comments Friend Collector First Answer

Topology:

Nebula managed AP —— SW —— Firewall

SSID configuration:

Answer:

The captive portal page will pop out after the client can resolve the domain. Please ensure your firewall allows the VLAN traffic to resolve the domain/nslookup (UDP 53). If the firewall doesn't allow it, it will cause the captive portal page not to pop out.

Zyxel Melen