Linksys Business Smart Gigabit Ethernet Switch SLM2048 - Manual (Page 29)

Chapter 4 Configuration Using the Web-based Utility
4 Business Series Smart Gigabit Ethernet Switch
Security > RADIUS
The RADIUS screen is used to configure a Remote
Authorization Dial-In User Service (RADIUS) server for user
authentication.
Security > RADIUS
RADIUS servers provide additional security for networks
by providing a centralized authentication method for web
access. Up to eight RADIUS servers can be configured. The
Switch attempts authentication using the listed sequence
of servers. The process ends when a server either approves
or denies access to a user.
IP Address Enter the IP address of the authentication
server.
Priority The server priority. The possible values are 0
to 6, where 0 is the highest priority. This priority
determines the order in which RADIUS servers are queried
when more than one RADIUS server is configured. The
default priority is 0.
Authentication Port Enter the authentication port. The
authentication port is used to verify the RADIUS server
authentication. The default value is 8.
Number of Retries Defines the number of transmitted
requests sent to RADIUS server before a failure occurs. The
possible values are  to 0. The default is .
Timeout for Reply Defines the amount of the time in
seconds the device waits for an answer from the RADIUS
server before retrying the query, or switching to the next
server. The possible values are  to 0. The default is .
Dead Time Defines the amount of time (minutes) that a
RADIUS server is bypassed for service requests. The range
is 0 to 000. The default is 0 minutes.
Key String Defines the default key string used to
authenticate and encrypt all RADIUS communications
between the device and the RADIUS server. This key must
match the RADIUS encryption.
Source IP Address Defines the source IP address that is
used for communication with RADIUS servers.
Usage Type Specifies the RADIUS server authentication
type. The default value is Login. The possible field values
are:
Login Indicates that the RADIUS server is used for
authenticating user name and passwords.
80.X Indicates that the RADIUS server is used for
802.1X authentication.
All Indicates that the RADIUS server is used for
authenticating user name and passwords, and 802.1X
port authentication.
Click Add to List to add the RADIUS configuration to the
RADIUS table at the bottom of the screen.
Click Save Settings to save the changes, or Cancel
Changes to cancel the changes.
•
•
•