szcxo/l2tp repository overview

version: '3'

services:
  l2tp:
    image: szcxo/l2tp
    container_name: l2tp
    restart: always
    ports:
      - 500:500/udp
      - 4500:4500/udp
    env_file:
      - l2tp.env
    privileged: true

VPN_IPSEC_PSK=<your PSK>
VPN_USER=<your username>
VPN_PASSWORD=<your password>
VPN_PUBLIC_IP=<your IP>
VPN_L2TP_NET=
VPN_L2TP_LOCAL=
VPN_L2TP_REMOTE=
VPN_XAUTH_NET=
VPN_XAUTH_REMOTE=
VPN_DNS1=
VPN_DNS2=
VPN_SHA2_TRUNCBUG=

REG ADD HKLM\SYSTEM\CurrentControlSet\Services\PolicyAgent /v AssumeUDPEncapsulationContextOnSendRule /t REG_DWORD /d 0x2 /f

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\PolicyAgent]
"AssumeUDPEncapsulationContextOnSendRule"=dword:00000002