Good security starts at the rack. A bad patch lead can break VPN handshakes;...

https://research-wiki.win/index.php/Signs_Your_Switch_Is_Misconfigured_and_Creating_Blind_Spots

Good security starts at the rack. A bad patch lead can break VPN handshakes; old switch logins can let intruders move. This article explains why clean cabling and basic checks matter, and how to spot small faults before they become bigger risks.