SSH Tunnel

Create a local port forward with ssh -L to reach a service on a remote network.

June 18, 2019 1 min read Updated December 6, 2023

A local port forward created with ssh -L: traffic sent to localhost:80 is tunnelled through the SSH server to example.com:80. This is the quickest way to reach a service that is exposed only on a remote network. The command is below.

Reference: https://blog.trackets.com/2014/05/17/ssh-tunnel-local-and-remote-port-forwarding-explained-with-examples.html

`tunnel.sh`

bash

ssh -nNT -L 80:example.com:80 user@example.com

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tunnel.sh

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`tunnel.sh`