Interview Q&A / Linux & Shell
Linux & Shell interview questions
Permissions, processes, pipes and the commands you are expected to know cold.
Prefer rapid revision? Practise Linux & Shell short interview answers →
- What is SSH local port forwarding, and when is it used?
ssh -L local_port:target_host:target_port user@server opens a port on your machine and tunnels traffic through the SSH server to the target. It lets you reach a service, such as a private database, that is only accessible from the server's network.
AdvancedQuick answer1 min read