Routing

Networking
NAT vs Routing: What Happens When Traffic Leaves Your LAN

Routing decides where packets go. NAT rewrites addresses. Home networks usually use both, but they are not the same job.

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Homelab
Ubiquiti Site Magic Routing: A No-Nonsense Beginner Guide to Routes, Route Injection, and Software-Defined Wide Area Network Fabric Design

Site Magic is one of those UniFi features that feels easy until the first routing problem shows up. The tunnel says it is connected. Both sites look healthy. You can see the remote gateway. Then the actual server, printer, backup target, or management page still does not work. That is when the uncomfortable truth appears: […]

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