Networking Challenges 🏆

Focused hands-on problems designed to help you hone your DevOps or Server Side skills. Some challenges are more educational, while others are based on real-world scenarios. The platform provides hints and feedback for each challenge, including automated solution checks.

Pro Tip: Filter the list by tags, category, and difficulty to find challenges that match your proficiency level and interests, or explore our Skill Paths for a more guided learning experience.

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

Challenge, Medium, on Kubernetes, Containers, Networking

What Port Does This Kubernetes Pod Listen On?

Be a networking Sherlock Holmes - find out which port a Kubernetes app uses and send a request to it.

#debugging #slim-image #distroless #socket #ss

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

Challenge, Medium, on Linux, Networking

Forward a Port Using the Hackers' Swiss Army Knife: netcat

Prove your networking skills by setting up an improvised proxy server with netcat.

#port-forwarding #netcat #socket

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

Challenge, Medium, on Linux, Containers, Networking

Connect Two Network Namespaces

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

#netns #veth #ip

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

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?

#netns #iptables #nat #ip

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

Challenge, Medium, on Linux, Containers, Networking

Access a Docker Container With No Published Ports

Learn a bunch of Linux networking tricks while trying to access an Nginx server running inside a Docker container with no published ports.

#containerd #ctr #docker #socket

Official

Community