Challenges

Focused, hands-on problems for sharpening your DevOps and server-side skills. Some teach specific concepts while others mirror real-world scenarios. Every challenge includes hints, feedback, and automated solution checks.

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This challenge was prepared for you by the iximiuz Labs team.

Challenge, Easy, on Networking, Programming, Linux

Write a TCP Client for a Telemetry Server

by Ivan Velichko

Write your first TCP client for a push-only telemetry server that starts sending sensor readings as soon as you connect. Likely the easiest way to get started with TCP socket programming.

#socket #tcp

This challenge was prepared for you by the iximiuz Labs team.

Challenge, Easy, on Linux, Networking

Classic Sysadmin Task: Which Port Is a Service Listening On?

by Ivan Velichko

Test your Linux and Networking skills by identifying which port a service is using. Sounds easy? Perhaps, but be careful - you only get one shot!

#socket #tcp #os-process

This challenge was prepared for you by the iximiuz Labs team.

Challenge, Easy, on Linux, Networking

Classic Sysadmin Task: Which Process Is Listening on a Port?

by Ivan Velichko

Test your Linux and Networking skills by pinpointing a process that is listening on a given port. Sounds easy? Perhaps, but be careful - you only get one shot!

#socket #tcp #os-process

This challenge was prepared for you by the iximiuz Labs team.

Challenge, Easy, on Linux, Networking

Forward a Port Using The Multipurpose Relay Tool: socat

by Ivan Velichko

Prove your networking skills by mapping one network address to another using socat.

#port-forwarding #socat #socket