Cybersecurity can’t compensate for a network that’s physically easy to disrupt....

https://tiny-wiki.win/index.php/How_to_Avoid_VLAN_Segmentation_Mistakes_That_Break_Access

Cybersecurity can’t compensate for a network that’s physically easy to disrupt. A damaged patch lead can drop the link just as a VPN handshake starts, leaving staff locked out and support teams chasing the wrong problem