4. Authentication server authenticates. If NXC Controller DNS query the URL
successfully. NXC controller will redirect Captive Portal to client’s laptop.
5. After successful authentication, user is allowed to access Internet.
Figure 134 The flow chart of captive portal redirect on AP
6.1 Symptom: Cannot see the Captive Portal on wireless device
(cannot find the webpage) or NXC managed page is redirected
instead of Captive Portal
The captive portal cannot be redirected on the device or device access
internet doesn’t blocked by captive portal.
There are key points for you to set the captive portal:
The traffic is blocked by captive portal must can access internet.
The valid DNS server is necessary.
If NXC controller is not a gateway, the interface for captive portal must
write the gateway address.
The procedure of the troubleshooting:
1. Check the station get the IP can access Ethernet when disable captive
portal.
2. The station get the IP can resolve the URL by valid DNS.
3. Check the configuration of the NXC.
Redirect on Controller
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