Imagine a data center 1,000 miles away. A server fails to boot. Using , an admin can remotely enter the BIOS setup menu, change boot order, or enable virtualization extensions—all without physical presence or a dedicated serial cable.
Serial connections over congested networks often suffer from dropped characters or broken sessions. With 2.2.8 , the TCP retransmission logic has been overhauled. The new "Keep-Alive & Re-sync" feature automatically restores SOL sessions within 500 milliseconds of a network hiccup. sol 2.2.8