I have done this before, you need to delete the Managed Application. Search that up in azure and you should see it.   That should also take care of the VM and managed resource group.    When you redeploy you can reuse the resource group you created, vnet/subnet, and route table. Make sure you adjust the route table is the new vmx gets a different IP.   Make sure to reenabled s2s vpn     ... View more

We've used the MS120 8 port for this. There is a setting support can enable to be able to assign it a public IP for management. That way you dont have to setup VLANS on it and plug it into the internal network. I would first make sure your ISP cant give you a second handoff though. ... View more

75 seems like a good deal if you can deal with it not being rack mountable. 95 gives you 1Gbps with adv sec features.  ... View more