You meant to create a Management vlan and use it as Native and listed in allowed? ... View more

The MX will handle the DHCP just fine if you appropriately size them. I find that Meraki is very conservative with their stated  throughput and capacities. ... View more

There is a very long thread on this forum regarding ths issue.   https://community.meraki.com/t5/Wireless-LAN/Wi-Fi-Clients-being-Disassociated-due-to-quot-excess-frame-loss/m-p/196892#M26701       We experienced this issue in our head office where clients were being roamed between AP's and loosing connection, looks like Meraki have finally acknowledged the issue.   We disabled client balancing on all the AP and this issue was resolved.   Another factor is wireless drivers can also cause this issue. Intel released some new drivers to resolve this issue   The latest Intel drivers for the AX201 wireless chipset has the following fix   When connected to certain wireless APs in 802.11ac or 802.11ax mode, network connectivity loss (Windows System Event ID 5002) might occur after roaming   https://www.intel.com/content/www/us/en/download/19351/windows-10-and-windows-11-wi-fi-drivers-for-i... ... View more

Is there more traffic between VLANs or more traffic to the internet?  If the former, you are good to go, if the latter, you might want to route on the MXs although it will be slower in theory, it should work better. ... View more

nope, no upstream firewall. All are directly connected to ISP.  ... View more

Thanks, guys    I got the idea about the firewall throughput, I will be really looking into that. But right now I need to get the best possible design for the time being, if this one works with the settings of STP without any bottleneck then I will go forward with that. If not let me know, please.   ... View more