If you manage a mid-size network, you already know it’s never just one thing. One morning you’re troubleshooting a VLAN that stopped passing traffic to your cloud workloads, and by lunch someone’s complaining that their FortiGate VPN is dropping sessions. This post is meant to walk through the core networking concepts that actually come up in the real world the stuff that matters when you’re the one responsible for keeping hundreds of employees connected across a hybrid environment where some servers live in a data closet down the hall and others live in AWS or Azure.
Continue reading The Networking Survival Guide for Infrastructure Engineers