Please see also here for an updated baseline guide for systems newer than 2.3:       pfSense_fan's Guide How To Set Up pfSense 2.3 for AirVPN         Guide is updated to pfSense Version 2.3 This guide will work on 2 or more interfaces. Please inform me of any and all errors found!   Feedback is appreciated! Please rate this post or leave a comment to share if this worked for you!