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Grandstream

Grandstream GWN-series access points authenticate WiFi clients against IronWiFi cloud RADIUS using WPA2-Enterprise (802.1X), with an optional external captive portal for guest networks. RADIUS and captive portal settings are configured per SSID in GWN.Cloud or the on-device master-AP web UI.

Prerequisites​

In IronWiFi Console (complete these first):​

  1. Create a Network in IronWiFi Console
  2. Create a Captive Portal with the appropriate vendor
  3. Note your RADIUS settings and Splash Page URL

In Grandstream:​

  • Administrative access to Grandstream device
  • Network connectivity to IronWiFi RADIUS servers

Device Configuration​

RADIUS Settings​

Configure your device with:

SettingValue
Primary Server
{Primary IP from IronWiFi}
Auth Port
{AUTH_PORT}
Acct Port
{ACCT_PORT}
Shared Secret
{Your shared secret}

Captive Portal​

  1. Enable external captive portal
  2. Set splash page URL from IronWiFi
  3. Configure walled garden to include 
    107.178.250.42

Walled Garden​

Add these entries for pre-authentication access:

Required for IronWiFi:

  • 107.178.250.42
    (IronWiFi splash page)
  • DNS servers

Authentication Provider Domains:

If using social login providers, add the following domains to your walled garden:

ProviderRequired Entries
Google
*.google.com
, 
*.googleapis.com
, 
*.gstatic.com
, 
accounts.google.com
Facebook
*.facebook.com
, 
*.fbcdn.net
, 
connect.facebook.net
, 
facebook.com
Twitter
*.twitter.com
, 
*.twimg.com
, 
twitter.com
LinkedIn
*.linkedin.com
, 
*.licdn.com
Microsoft
*.microsoft.com
, 
*.microsoftonline.com
, 
*.live.com
, 
login.live.com

WPA-Enterprise​

For 802.1X authentication:

  1. Set security to WPA2-Enterprise
  2. Configure RADIUS server details
  3. Test with a known user

Troubleshooting​

IssuePossible CauseSolution
Portal not appearingWalled garden misconfiguredCheck walled garden includes 
107.178.250.42
and splash URL is correct
Authentication failingRADIUS settings incorrectVerify RADIUS IP, ports, and shared secret match IronWiFi Console
No internet after authFirewall or VLAN issueCheck firewall rules and VLAN settings
Authentication works but internet access is blockedWalled garden or accounting issueCheck walled garden settings and verify RADIUS accounting is enabled
Users are disconnected after a short timeSession timeout misconfiguredCheck session timeout settings in IronWiFi groups and verify RADIUS accounting port configuration
Captive portal page does not loadHTTPS redirect or splash URL issueVerify HTTPS redirect settings and check that the splash page URL is correctly configured in GWN.Cloud or GWN Manager

Getting Help​

For device-specific questions:

Vendor-Specific Notes​

tip

Grandstream access points use the GWN.Cloud or GWN Manager for centralized management. RADIUS settings can be configured per SSID under Access Points > SSIDs > Security.

Shared configuration

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