Software Administration Manual

Managing Device Security
164
GS752TP, GS728TP, and GS728TPP Gigabit Smart Switches
• Authentication. Provides authentication during login using user names and user-defined
passwords.
• Authorization. Performed at login. When the authentication session is completed, an
authorization session starts using the authenticated user name.
The TACACS+ server
checks the user privileges.
The TACACS+ protocol ensures network security through encrypted protocol exchanges
between the device and
TACACS+ server.
The TACACS+ menu contains links to screens described to the following sections:
• TACACS+ Configuration
• TACACS+ Server Configuration
TACACS+ Configuration
The TACACS+ Configuration screen contains the TACACS+ settings for communication
between the switch and the TACACS+ server you configure through the inband management
port.
 To configure global TACACS+ settings:
1. Select Security
 Management Security > TACACS+  TACACS+ Configuration.
The following screen displays:
2. In the Key String field, specify the authentication and encryption key for TACACS+
communications between the switch and the TACACS+ server.
The valid range is 0–128 characters. The key must match the key configured on the
T
ACACS+ server.