Why I can't establish L2TP VPN from my Windows 10 PC to NSG which is behind NAT?

Zyxel_Jason
Zyxel_Jason Posts: 411  Zyxel Employee
Zyxel Certified Network Engineer Level 2 - Nebula Zyxel Certified Network Engineer Level 1 - Switch Zyxel Certified Network Engineer Level 1 - Nebula Zyxel Certified Sales Associate
If you find out that there is no such issue on mobile phone or other OS, please refer to the following KB on Microsoft website.
https://support.microsoft.com/en-us/help/926179/how-to-configure-an-l2tp-ipsec-server-behind-a-nat-t-device-in-windows

P.S. In step 7, please configure "2" in the Value Data.
Jason

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