Month 2 · Week 8 of 40

Network Diagnostics & Cron Automation

Automate routine operations on remote cloud servers.

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Week Overview

Learn how to connect securely to remote Linux servers via SSH keys, diagnose network connectivity issues with curl and ping, and schedule recurring tasks using crontab.

Core Concepts & Topics

SSH Key Generation & Remote Server Login
Network Diagnostic Utilities (ping, traceroute, netstat, lsof)
Transferring Files (scp, rsync)
Downloading & Querying Web Endpoints with curl
Cron Syntax & Automated Job Scheduling
Hands-On Challenge

Week 8 Project: Automated remote server backup and log rotation cron pipeline.

Every week at DoxaTech Hub requires submitting real working code tested by our automated grading suite. You will push code to your personal GitHub repository, open pull requests, and receive instant feedback.

Frequently Asked Questions

What is a crontab?

A crontab file contains instructions for the cron daemon to run specific commands or scripts automatically at predetermined schedules (e.g. every night at 2:00 AM).

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Week 7: Process Management & Bash Scripting
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Week 9: C Fundamentals & Compilation
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Month 2 Modules

This week is part of Linux Systems & Shell Scripting.

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Helpful Guides & Cheatsheets