FlyerTalk Forums - View Single Post - In Flight WIFI, VPN issues
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Old Oct 3, 2019 | 12:38 pm
  #4  
kennycrudup
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I've used both Wireguard (UDP) and OpenVPN VPNs while aboard; the issue is most VPN endpoints are UDP, and because of the nature of the comm link, I suspect a lot of UDP packets get thrown away (or lost/delayed), killing your thruput.

If you can switch to using TCP, that should work for you.
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