For Common Criteria, you can configure RADIUS authentication, TACACS+ authentication, or both, as a method for authenticating users who attempt to access the router. You can also create template accounts to authenticate multiple users, configure a local fallback method in the event the RADIUS server is unavailable, and configure an authentication order. For information about these topics, see the JUNOS System Basics Configuration Guide or the J-series Services Router Administration Guide.
This section provides examples about how to configure user authentication on the router. This chapter includes the following topics: