Netgear GS724AT GS724AT Reference Manual - Page 149

GS700AT Series Smart Switch Software Administration Manual TACACS+ Terminal Access Controller Access Control System (TACACS+) provides centralized security user access validation. The system supports up-to 2 TACACS+ servers. 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 client and TACACS+ server. The user-assigned TACACS+ parameters are applied to newly defined TACACS+ servers. If values are not defined, the system defaults are applied to the new TACACS+ servers. To configure TACACS+ Settings: 1. Click Security > Management Security > TACACS+. The TACACS+ screen displays: Figure 6-4 The TACACS+ screen contains the following fields: • Host IP Address - Enter the TACACS+ Server IP address. • Key String - Enter the default authentication and encryption key for TACACS+ communication between the device and the TACACS+ server. • Authentication Port - Enter the port number via which the TACACS+ session occurs. The default port is port 49. • Timeout for Reply - Enter the amount of time (in seconds) the device waits for an answer from the TACACS+ server before retrying the query, or switching to the next server. Possible field values are 1-30. The default value is 5. 6-6 Managing Security v1.0, March 2008