If you select the individual AP and then go to the "Performance" tab at the top and scroll to the bottom, there is a graph that shows you channel utilization and interference.   There is also the noise shown in the Wireless->RF Spectrum->RF Overview section   There is some documentation that might be useful here: https://documentation.meraki.com/MR/Wi-Fi_Basics_and_Best_Practices/Signal-to-Noise_Ratio_(SNR)_and_Wireless_Signal_Strength   Hopefully this is some help? ... View more

Is it possible that somehow the route from the client VPN got deleted manually by accident?  For me it created this route by default (under Security & SDWAN -> Route Table)    ... View more