Thanks ! I would like the 300 b modem
"Not sure you can do putty with serial unless you do some ssh" In this case, it seems that scp can do the job, but the first computer try to comm using port 22, the argument
scp -P ttys0
is not recognized, I canīt tell it that there is a serial link established.
It is a bit confusing to me,
I come from the Windows world, I was using Hyperterminal or MSComm where this task was very simple, and I thought that would exist an equivalent.