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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Execute Host Commands Inside a Running Container

by Ivan Velichko

Leverage your knowledge of Linux namespaces to reach an application's internal debug interface without installing anything into the container.

#docker #debugging #distroless #nsenter

Submissions: 474/982

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

Challenge, Easy, on Linux, Containers, Networking

Create a Linux Network Namespace

by Ivan Velichko

Learn how to create fully isolated virtual network environment using Linux network namespaces.

#container-networking #netns #nsenter #unshare #ip

Submissions: 1143/1625

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