Day 27 | Docker Networking

Описание: In this video, we take a deep and crystal-clear dive into Docker Networking — one of the most essential, yet most misunderstood aspects of containerization.

Whether you're a beginner trying to understand why your containers can't talk to each other, or an intermediate user looking to truly understand how Docker handles networking under the hood, this video is for you.


What You'll Learn in This Episode:
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Why containers are network-isolated by default
How Docker uses network namespaces, veth pairs, and the bridge network
The differences between `bridge`, `host`, `none`, and user-defined networks
The real role of `-p`, `--network`, `docker network inspect`, and more

Real-World Scenarios Covered:
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"How do containers resolve names?"
"How do I expose my container to the internet?"
"How do I isolate groups of services inside Docker?"

Tools & Commands Used:
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`docker network ls`, `docker network inspect`
`ping`, `ip a`, `docker run -p`
`docker network create`, `--network` flag


Why Follow This Series?
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Real-world DevOps skills (hands-on, not just theory)
Beginner-friendly explanations (even non-coders can follow)
Daily uploads with scripts + breakdowns
No fluff — just daily progress and real learning

🔔 Subscribe for:
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Daily #100DaysOfDevOps content
Docker, Kubernetes, Jenkins, Terraform, Ansible & more
Portfolio-building guidance
Career-ready DevOps training for absolute beginners and career switchers

Connect With Me
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LinkedIn: www.linkedin.com/in/chukwuebuka-anunukem
YouTube:    / @techdotsam  
TikTok: tiktok.com/@techdotsam_

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