Mission 159

SSH config dry run

Resolve SSH client config without connecting.

Networking
8 minutes Advanced Lesson 159 of 360
ssh
Lesson 159 of 360 0/360 lessons 0/17 missions Networking · 8 minutes
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learner@clairos:/home/learner $ Unix ops lab: type a command, press Enter
Instructions 8 minutes

Click any instruction for the command details, the why, and the common mistake to avoid.

Resolve lab config

Run ssh -G lab.

ssh -G lab
Read SSH config

Run cat ~/.ssh/config.

cat ~/.ssh/config
Inspect SSH config

Run stat ~/.ssh/config.

stat ~/.ssh/config
Lesson support

What to notice while you play.

Objective

Resolve SSH client config without connecting.

Hint

Run the commands in order and compare the outputs.

Why it matters

Junior operators build confidence by gathering evidence before changing systems.

Common mistakes
  • Skipping the inspection step.
  • Assuming one command tells the whole story.
Reference

Commands in this lesson.

ssh|scp|ssh-keygen

Practice SSH inspection and dry-run transfer shapes without network access.