11/23/2023 0 Comments Download duo authentication proxy![]() The ISE deployment is properly licensed.Your network access devices (Routers, Switches, Firewalls, etc) are already configured for AAA (TACACS+) with ISE.You have good/solid understanding of AAA concepts and configurations.Authentication proxy informs ISE of a successful Authentication.Duo informs the Authentication Proxy of the successful push.Duo cloud sends a "push" to the admin user. ![]() Upon successful ISE authentication, the Authentication Proxy sends an authentication request to Duo cloud for 2nd factor authentication.ISE informs the Authentication Proxy if the local authentication was successful.The proxy forwards the request back to ISE for the 1st factor authentication.ISE sends the authentication request to Duo's Authentication Proxy.Network device forwards the request to the TACACS+ server (ISE).Admin user initiates a shell connection to a network device where he/she uses Active Directory based credentials.Note: For integration with Duo, ISE and Active Directory, please visit the following link: If the authentication is successful, the end user/admin will be send a "DUO Push." If the local ISE authentication fails, then the process will stop and no "Duo Push" will occur. ![]() This can be a little bit confusing but it is necessary for organizations that want to utilize the local user database on ISE and not relay on external identity sources such as Active Directory, LDAP, etc. The proxy will then punt the requests back to ISE for local user authentication. In this setup, ISE will forward the TACACS+ authentication requests to the Duo Authentication proxy. ![]()
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