A firewall can’t protect traffic that never reaches it properly. We’ve seen a...

https://wiki-dale.win/index.php/Our_IT_Team_Cannot_Tell_What_Is_Connected_Where_%E2%80%94_How_Do_We_Fix_It%3F

A firewall can’t protect traffic that never reaches it properly. We’ve seen a bad patch lead cause VPN handshakes to fail, turning a simple cable fault into a security headache