Description: Postings from the sysadmin frontline on all things Microsoft, Azure, Exchange and a dash of Linux
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The Azure VPN Gateway supports a variety of connection methods for Point to Site VPN’s, one of the more interesting options that came out not too long ago is support for OpenVPN which is compelling as it ticks off a lot of boxes in terms of support such as:
The RADIUS authentication option is really interesting if you use Network Policy Server (NPS) included with Windows Server as you can hook in the Azure MFA Module to provide Multi factor Authentication. Unfortunately the Azure documentation does not outline the required NPS settings to support OpenVPN with RADIUS so after a support ticket, here is the required NPS configuration required to get this working:
In Network Policy Server, add a RADIUS client – the IP Address should be the subnet range of your GatewaySubnet