Hey @DanielP9 , we often have to mix vendors due to customer budgets.
You’ll be fine. Start from your MX, create your VLANs there and work your topology outwards.
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.