D-Link DWS-3227P Product Manual - Page 93
Defining TACACS+ Authentication, DXS/DWS 3200 Series User Guide, TACACS+
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DXS/DWS 3200 Series User Guide Defining TACACS+ Authentication Terminal Access Controller Access Control System (TACACS+) provides centralized security user access validation. The sytem supports up-to 4 TACACS+ servers. TACACS+ provides a centralized user management system, while still retaining consistency with RADIUS and other authentication processes. TACACS+ provides the following services: • Authentication - Provides authentication during login and via user names and user-defined passwords. • Authorization - Performed at login. Once the authentication session is completed, an authorization session starts using the authenticated user name. The TACACS+ protocol ensures network integrity through encrypted protocol exchanges between the client and TACACS+ server. The TACACS+ default parameters are user-assigned defaults. The default settings are applied to newly defined TACACS+ servers. If default values are not defined, the system defaults are applied to the new TACACS+ new servers. To define TACACS+ authentication settings: 1. Click System > Management Security > Authentication > TACACS+. The TACACS+ Page opens. Figure 45: TACACS+ Page The Default Parameters section contains the following fields: • Source IP Address - Defines the default device source IP address used for the TACACS+ session between the device and the TACACS+ server. • Key String - Defines the default authentication and encryption key for TACACS+ communication between the device and the TACACS+ server. • Timeout for Reply - Defines the default time that passes before the connection between the device and the TACACS+ times out. The default is 5. Page 92