Security Tab - Tacacs; Figure 5-30: Security - Tacacs - Linksys SRW208 User Manual

WebView Switches
Dead Time. Defines the amount of time (minutes) that a RADIUS server is bypassed for service requests. The
range is 0-2000. The Dead Time default is 0 minutes.
Key String. Defines the default key string used for authenticating and encrypting 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.
• 802.1X. 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.
The Add to List button adds the RADIUS configuration to the RADIUS Table at the bottom of the screen.

Security Tab - TACACS+

The device provides Terminal Access Controller Access Control System (TACACS+) client support. TACACS+
provides centralized security for validation of users accessing the device. TACACS+ provides a centralized user
management system, while still retaining consistency with RADIUS and other authentication processes. The
TACACS+ protocol ensures network integrity through encrypted protocol exchanges between the device and
TACACS+ server.
Host IP Address. Displays the TACACS+ Server IP address.
Priority. Displays the order in which the TACACS+ servers are used. The default is 0.
Source IP Address. Displays the device source IP address used for the TACACS+ session between the device
and the TACACS+ server.
Key String. Defines the authentication and encryption key for TACACS+ server. The key must match the
encryption key used on the TACACS+ server.
Authentication Port. Displays the port number through which the TACACS+ session occurs. The default is port
49.
Chapter 5: Using the Web-based Utility for Configuration
Security Tab - TACACS+

Figure 5-30: Security - TACACS+

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