All MX models support a splash page that authenticates against a RADIUS server. Enable the splash page and set it to authenticate against the ISE RADIUS server. https://documentation.meraki.com/zGeneral_Administration/Cross-Platform_Content/Configuring_RADIUS_Authentication_with_a_Sign-on_Splash_Page The MX64, MX65, MX64W, and MX65W support access policies including 802.1x. You can point the MX to authenticate the ports against the ISE RADIUS server: https://documentation.meraki.com/MX/Access_Control_and_Splash_Page/MX_Access_Policies_(802.1X) You can see the matrix of compatibility for MX on the document here: https://community.cisco.com/t5/security-documents/how-to-integrate-meraki-networks-with-ise/ta-p/3618650
... View more