UniFi - Hotspot RADIUS Attributes


Overview


This article lists the currently supported Hotspot RADIUS attributes. See our Blog: Managing RADIUS Authentication with UniFi for more info on RADIUS.


Table of Contents


  1. Authentication
  2. Accounting
  3. Interim Update
  4. Accounting On
  5. Accounting Off

Authentication


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Hotspot authentication uses  CHAP protocol.

Request attributes

  • User: Name
  • Called-Station-Id =  apmac:ssid
  • Calling-Station-Id =  mac
  • Acct-Session-Id: Used for accounting and disconnect
  • NAS-IP-Address: Controller's IP address
  • NAS-Identifier: Controller's UUID
  • Framed-IP-Address: Guest's IP Address

Handled response attributes

  • Session-Timeout

Accounting


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Start

Sent just after authentication, if enabled.

Request attributes

  • Acct-Status-Type =  Start
  • Acct-Session-Id: The same value as during authentication
  • User-Name

Stop

Sent on when session is closed.

Request attributes

  • Acct-Status-Type =  Stop
  • Acct-Session-Id
  • User-Name
  • Acct-Terminate-Cause: Not implemented yet here

Interim Update


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Sent in the same intervals as existing informs.

Request attributes

  • Acct-Status-Type =  Interim-Update
  • Acct-Session-Id
  • Acct-Session-Time
  • Acct-Input-Octets
  • Acct-Output-Octets
  • Acct-Input-Gigawords
  • Acct-Output-Gigawords
  • Acct-Input-Packets
  • Acct-Output-Packets
  • User-Name

Accounting On


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Request sent when controller starts for all sites with configured accounting.

Request attributes

  • Acct-Status-Type =  Accounting-On
  • Acct-Authentic =  RADIUS
  • NAS-IP-Address: Controller's IP address
  • NAS-Identifier: Controller's UUID
  • Acct-Terminate-Cause = NAS-Reboot

Accounting Off


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Request sent when controller shuts down for all sites with configured accounting.

  • Acct-Status-Type =  Accounting-Off
  • Acct-Authentic =  RADIUS
  • NAS-IP-Address: Controller's IP address
  • NAS-Identifier: Controller's UUID
  • Acct-Terminate-Cause =  NAS-Reboot

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