Tag: I have a scenario of 3 machines (A

SSH reverse tunnel intermediate host

Post author By How To
Post date May 22, 2020
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I have a scenario of 3 machines (A, B, C) all on different locations. All of them are behind NAT, where only B can be accessed from the outside world through forwarded port 12345 on the router on site B. A = Laptop (WIN 10) B = Raspi (Raspbian 9 Strech) C = Raspi (Raspbian […]

Tags B, C) all on different locations. All of them are behind NAT, I have a scenario of 3 machines (A, like file systems of the devices in network C etc. Any help would be greatly appreciated., setup with crontab to run automatically. I can ssh B => C (ssh -p 2222 localhost) I can ssh A => B => C (putty to B, then from there "ssh -p 2222 localhost" and I get to C) What I really want is: ssh A => C (putty) I want to access other devices in networ, through forwarded port 12345) - no big deal I can ssh C => B (ssh -N -R 2222:localhost:22 user@B.dyndns -p 12345) - reverse ssh tunnel, where only B can be accessed from the outside world through forwarded port 12345 on the router on site B. A = Laptop (WIN 10) B = Raspi (Ra