Digi IX14 User Manual page 175

User authentication
Local users: User are authenticated on the local device.
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RADIUS: Users authenticated by using a remote RADIUS server for authentication.
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See Remote Authentication Dial-In User Service (RADIUS)
RADIUS authentication.
TACACS+: Users authenticated by using a remote TACACS+ server for authentication.
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See Terminal Access Controller Access-Control System Plus (TACACS+)
configuring TACACS+ authentication.
LDAP: Users authenticated by using a remote LDAP server for authentication.
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See LDAP for information about configuring LDAP authentication.
IX14 User Guide
User authentication methods
for information about configuring
for information about
175