Hi @OSPF71 , that looks like to be like a resounding no.
What issue are you experiencing? Do you have a Public IP or internet breakout? The MX needs to be able to connect out to the internet and hit the Meraki Cloud to register
Darren OConnor | doconnor@resalire.co.uk
https://www.linkedin.com/in/darrenoconnor/
I'm not an employee of Cisco/Meraki. My posts are based on Meraki best practice and what has worked for me in the field.