در صورتیکه خواستید با l2tp با کامپیوتر ویندوز 7 بزنید و به مشکل خوردید و ارور 809 داد، راه حل ان به شرح زیر است:
- Login to the PC as Administrator or an user who is a member of the Administrator Group.
- Navigate to Start | Run or Start | All Programs | Accessories | Run and type regedit.
- Locate the entry HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\PolicyAgent.
- Create a new DWORD (32-bit) value (Edit | New).
- Add AssumeUDPEncapsulationContextOnSendRule and save.
- Modify the new entry and change Value Data from 0 to 2.
Value 0 -| Cannot establish security associations with servers that are located behind NAT devices.
Value 2 -| Can establish security associations with servers that are located behind NAT devices.
- Reboot the computer and try to setup the connection one more time.
api-ms-win-crt-runtime-l1-1-0.dll پیغام
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مشکل اجرا نشدن general در ویندوز 10
حل مشکل vpn l2tp خطای 809 ویندوز سون
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