One major feature is the the builtin WiFi in MXs will not mesh of work as a "seamless" SSID with other MR in the same network, the SSID on the MX will appear as "separate" to the SSID of the MRs even though you may name them the same.   https://documentation.meraki.com/MR/WiFi_Basics_and_Best_Practices/Wireless_Mesh_Networking     ... View more