Phase 3 · Networking Fundamentals
TopicsIP Addressing & Subnetting
Part of the DevOps Roadmap.
Summary
How devices are uniquely identified on a network, and how subnetting divides a larger network into smaller, manageable segments — essential for designing cloud VPCs correctly.
How to Learn This
- 1Practice calculating a subnet's usable IP range given a CIDR notation (e.g. /24).
- 2Learn the difference between public and private IP address ranges.
- 3Use a subnet calculator to check your manual calculations until it's second nature.
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