slow graphics when laptop display is disabled

[test]

On Tuesday, May 12, 2020 7:26:39 PM CEST Peter Humphrey wrote:
> [...]
> 
> Ah, so it needs the network up and the machines also to be up and talking to
> it. I think I'll stick with my expensive 4 x DisplayPort KVM, thank you all
> the same.

Does your KVM switch keep the keyboard powered so it doesn't loose its 
settings every time you switch?

Does it automatically switch from one machine to another so that you can just 
move the mouse pointer over?