Cloud network fundamentals cheat sheet
Connect subnets, routes, security rules, and DNS into one model.
Updated · Vendor neutral · 7 min read
| Concept | What it does |
|---|---|
CIDR | An address prefix defines a network range |
Subnet | A segment of a virtual network |
Route table | Maps destination prefixes to next hops |
Security group | Controls permitted traffic for associated resources |
Private DNS | Resolves internal service names |