# RADIUS

## User Authentication

### Command Shell

Local - When accessing the Command Shell, check the user credentials (username and password) against credentials stored in the unit. The user will not be able to access the Command Shell if proper credentials are not provided.
Radius And Local - When accessing the Command Shell, check the user credentials (username and password) against credentials stored in the unit. If the credentials fails to match local credential, check for a match against the credentials stored in the RADIUS server database.
Radius - When accessing the Command Shell, check the user credentials (username and password) against the RADIUS server database. If the user credentials fails to pass with the RADIUS server access to the Command Shell is denied.

### HTTP Server

Local - When accessing the HTTP server, check the user credentials (username and password) against credentials stored in the unit. The user will not be able to access the HTTP server if proper credentials are not provided.
Radius And Local - When accessing the HTTP server, check the user credentials (username and password) against credentials stored in the unit. If the credentials fails to match local credential, check for a match against the credentials stored in the RADIUS server database.
Radius - When accessing the HTTP server, check the user credentials (username and password) against the RADIUS server database. If the user credentials fails to pass with the RADIUS server access to the HTTP server is denied.

### FTP Server

Local - When accessing the FTP server, check the user credentials (username and password) against credentials stored in the unit. The user will not be able to access the FTP server if proper credentials are not provided.
Radius And Local - When accessing the FTP server, check the user credentials (username and password) against credentials stored in the unit. If the credentials fails to match local credential, check for a match against the credentials stored in the RADIUS server database.
Radius - When accessing the FTP server, check the user credentials (username and password) against the RADIUS server database. If the user credentials fails to pass with the RADIUS server access to the FTP server is denied.

### Device Authentication

Enabled - Perform local and remote device authentication using a RADIUS server. Set the VPN module of this device (local) to operate in server mode and set the VPN module of remote devices to operate in client mode. This device will authenticate remote devices using the RADIUS server when the remote devices are powered on and at regular intervals. This device will authenticate itself to the RADIUS server at startup.
Disabled - Do not perform device authentication with the RADIUS server.

## Client Configuration

### RADIUS Server IP

IP address of the RADIUS server.

### RADIUS Server Port

UDP port number to use when sending authentication requests to the RADIUS server.

### RADIUS Secret

Secret key shared between the RADIUS client and RADIUS server. This key is used to encrypt messages exchanged between the client and server application.

### RADIUS Timeout

Amount of time (in seconds) to wait for a response when sending an authentication request to the RADIUS server. If the response is not received, the request will be resent has many time specified by the "RADIUS Retries" parameter.

### RADIUS Retries

Amount of time the RADIUS client resends the authentication request message to the RADIUS server if it doesn not respond with an authentication granted or an authentication denied message.

### Delay Between Retries

Amount of time to wait between retries when sending the RADIUS authentication request to the RADIUS server.

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