AlmaLinux 9 Network Rescue Fix

After a routine reboot my AlmaLinux 9 machine in a data-center rack lost all external connectivity. It still responds on the local console, so I’ve booted it into the provider’s rescue environment, chrooted... (Budget: $10 - $30 USD, Jobs: cPanel, Linux, Network Administration, Network Monitoring, Network Security, Red Hat, System Admin, System Administration, Troubleshooting, Windows Server)