InHand VG710 InVehicle Gateway User Manual
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9.5.2 Tacacs+
The Terminal Access Controller Access Control System + (Tacacs+) protocol is similar to the Radius
protocol. It uses the client/server mode for communication between the network access server (NAS)
and the Tacacs+ server. However, Tacacs+ works based on TCP, and Radius works based on UDP.
The Tacacs+ protocol is mainly used for AAA of end users and Point-to-Point Protocol (PPP) and
virtual private dial-up network (VPDN) access users. Its typical application is to authenticate,
authorize, and perform accounting for an end user who needs to log in to the device for operations. As
a Tacacs+ client, the device sends the user name and password to the Tacacs+ server for verification.
After authentication and authorization, the user can log in to the device for operations.
Method for enabling the Tacacs+ server for the gateway:
Click "Administration >> AAA >> Tacacs+". In "Server List", enter the server address (domain
name/IP address), port ID, and authentication key, click Add, and then click Apply & Save.
9.5.3 LDAP
The main advantage of the Lightweight Directory Access Protocol (LDAP) lies in its quick response
to users' search operations. For example, massive user authentication operations may be performed
concurrently. If a database is used, because the database is divided into various tables, to meet this
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