What port does RADIUS authentication use?

Published by Charlie Davidson on

What port does RADIUS authentication use?

By default, a RADIUS uses pairs 1645, 1646 and 1812, 1813. By default DTLS for authentication, authorization, accounting and CoA uses port 2083.

How do I set a RADIUS in SonicWall?

Configuring SonicWall User Settings for RADIUS Authentication.

  1. Login to the SonicWall management GUI.
  2. Navigate to Users | Settings.
  3. Click Configure button under RADIUS May Also Be Required for CHAP.
  4. Enter the IP address of the RADIUS Server and the Shared Secret for the RADIUS server.

How do I setup a RADIUS authentication server?

RADIUS Accounting

  1. Navigate to Wireless > Configure > Access control and select the desired SSID from the dropdown menu.
  2. Under RADIUS accounting, select RADIUS accounting is enabled.
  3. Under RADIUS accounting servers, click Add a server.
  4. Enter the details for:
  5. Click Save changes.

What is RADIUS port number for authentication and authorization?

The port values of 1812 for authentication and 1813 for accounting are RADIUS standard ports defined by the Internet Engineering Task Force (IETF) in RFCs 2865 and 2866. However, by default, many access servers use ports 1645 for authentication requests and 1646 for accounting requests.

What is RADIUS authentication used for?

Remote Authentication Dial-In User Service (RADIUS) is a client/server protocol and software that enables remote access servers to communicate with a central server to authenticate dial-in users and authorize their access to the requested system or service.

How does Radius server authentication work?

How RADIUS Server Authentication Works

  1. The user tries to authenticate, either through a browser-based HTTPS connection to the device over port 4100, or through a connection using Mobile VPN with IPSec.
  2. The device creates a message called an Access-Request message and sends it to the RADIUS server.


RADIUS is an AAA (authentication, authorization, and accounting) protocol that manages network access. RADIUS uses two types of packets to manage the full AAA process: Access-Request, which manages authentication and authorization; and Accounting-Request, which manages accounting.

Where do you navigate in the 6.5 firmware to setup RADIUS accounting?

Resolution for SonicOS 6.5

  1. Login to your SonicWall Management Interface.
  2. Click Manage in the top navigation menu.
  3. Navigate to Users > Settings.
  4. Click on Configure SSO and SSO configuration page will appear.
  5. Click on Radius Accounting tab.
  6. Under Accounting Clients Click ADD.

How do I set up an authentication server?

Navigate to the Configuration > Security > Authentication > Servers page. Select Windows Server to display the Windows Server List. To configure a Windows server, enter the name for the server and click Add. Select the name of the server to configure its parameters.

How does RADIUS server authentication work?

Is RADIUS authentication secure?

Added security benefits: RADIUS allows for unique credentials for each user, which lessens the threat of hackers infiltrating a network (e.g. WiFi) since there is no unified password shared among a number of people.

Do you need a RADIUS server for SonicWall?

This solution utilizes an external 802.1x/EAP-capable RADIUS server for key generation. An EAP-compliant RADIUS server provides 802.1X authentication. A RADIUS server must be configured to support this authentication and all communications with the SonicWall.

How to configure radius and LDAP authentication in SonicWall?

Configuring SonicWall User Settings for RADIUS Authentication. Login to the SonicWall management GUI. Navigate to Users | Settings. Click Configure button under RADIUS May Also Be Required for CHAP.

How to add RADIUS authentication to your server?

You can optionally add SonicWall Interface IP address (RADIUS Client IP) in the policy so that the server can only accept incoming Radius requests from SonicWall. Configure the authentication methods that you want to allow. SonicWall recommends using MS-CHAP or MS-CHAP V2 as an authentication method.

Do you need a password to use SonicWall?

Once SonicOS has been configured, a VPN Security Association requiring RADIUS authentication prompts incoming VPN clients to type a User Name and Password into a dialog box.

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