How to troubleshoot a LAN to Lan Bridge

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louisgcr2T
Posts: 1
Joined: Fri May 05, 2023 10:39 am

How to troubleshoot a LAN to Lan Bridge

Post by louisgcr2T » Fri May 05, 2023 1:21 pm

Hi,

I would like to setup a LAN to LAN Bridge where my computers can talk to and access each other ports as though they were on the same network.
Effectively looking like the image below. I have followed this link to set them up https://www.softether.org/4-docs/2-howt ... Bridge_VPN
setup-0.png
My setup is as follows:
setup-1.png
  • Computer A [Windows] running a VPN Server IP Address 192.168.4.30/16
  • Computer B [Linux] Interface has 2 Address 192.168.4.100/16 & 192.168.1.100/16
  • Computer C [Windows] running a VPN Server IP Address 192.168.4.31/16 and cascade connection to Computer A Virtual hub
  • Computer A & C have their local bridge setup properly
  • All the computers are able to ping each other, including the routers
  • All the computers have disabled their firewall
  • All the computers have disabled their firewall
The problem that i am facing is a little strange.
When Computer B sets up a TCP server at port 12345, Computer C is able to connect to it.
However when Computer C sets up a TCP server at port 12345, Computer B is unable to connect to it.

Could anyone point me in the right direction to start debugging this issue?
Any help would be greatly appreciated!

Best regards,
Louis
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solo
Posts: 1264
Joined: Sun Feb 14, 2021 10:31 am

Re: How to troubleshoot a LAN to Lan Bridge

Post by solo » Sat May 06, 2023 1:19 am

louisgcr2T wrote:
Fri May 05, 2023 1:21 pm
  • All the computers are able to ping each other, including the routers
...
when Computer C sets up a TCP server at port 12345, Computer B is unable to connect to it.
So, B can not connect to C:12345, but B can ping C.

Wrong forum, nothing to do with SoftEther. Search for "bizarre Windows networking".

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