The OpenLAN project providers one solution for you to access your any site from any where.
Refer to https://github.com/danieldin95/openlan-go/tree/master/olv1.
FireWall --- CPE D --- Host3
|
-----------------OPE--------------------
| | |
Firewall Firewall FireWall
| | |
Host1 --- CPE A CPE B CPE C --- Host2
Refer to https://github.com/danieldin95/openlan-go/tree/master/olv2.
Controller
|
------------------------------------------
| |
>------------------UDP-------------------<
| |
>---UDP---< >----UDP---<
| |<------->|<------->| |
Firewall Firewall FireWall
| | |
Host1 --- Endpoint A Endpoint B Endpoint C --- Host2