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Error 850 When Connecting to Vyatta VPN With Windows 8

While setting up a Windows 8 workstation to connect to a Brocade Vyatta firewall on RackSpace Cloud, I got the following error:

Error 850: The Extensible Authentication Protocol type required for authentication of the remote access connection is not installed on your computer.

Turns out the fix is pretty simple – on the Connections Properties -> Security tab we need to explicitly set the authentication protocols as shown in this image:

Credit goes to Brendan at SysadminSpot for providing this solution:

https://sysadminspot.com/server-administration/error-connecting-to-virtual-private-network-pptp-error-850-the-extensible-authentication-protocol-type-required-for-authentication/

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