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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Connect Two Network Namespaces

by Ivan Velichko

Prove your Linux networking skills by connecting two network namespaces with a virtual Ethernet device.

#container-networking #netns #veth #ip

Submissions: 618/982

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

Challenge, Medium, on Linux, Containers, Networking

Set Up Network Address Translation (NAT) for a Container

by Ivan Velichko

There is a container that seems to have access to all host's interfaces but for some reason cannot call any addresses outside of the host. Can you fix it?

#container-networking #netns #iptables #nat #ip

Submissions: 339/486

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