Networking and VPN: From IP Addressing to WireGuard, OpenVPN and IPsec Tunnels
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Lesson 13 of 13 · Troubleshooting and security

Troubleshooting a network and securing a VPN

1 h Debian 12

Objective

Be able to find, quickly and methodically, why "it doesn't get through" between a branch, the head office and the cloud, then check that a production VPN follows security best practices. This is the skill that separates a technician who guesses from a technician who proves.

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