Enabling Serial Console

Steve Bertrand steve at ibctech.ca
Fri Sep 3 07:21:38 PDT 2004

> Wish to enable the serial console on my servers so that I can remotely
> view a reboot when it crashes ... I know to  plug the serial cable
> into
> COM1 ... and I know I have to add something to /boot.config, but, if I
> want to set it so that even if the keyboard is plugged in, the serial
> console works, what do I need to add?  I always thought -P, but
> reading
> the man page, I'm not so sure :(

I believe what you are looking for is:

# echo '-h' > /boot.config

> Also ... I'm going to cross-connect the servers for now ...
> ServerA/COM1->ServerB/COM2, ServerB/COM1->ServerC/COM2, etc ... what
> happens if all machines come up at once?  I see nothing in the man
> page
> about 'detecting serial', so I'm assuming that the serial console will
> still work, even if there is nothing at the other end 'listening' yet?
> Thanks ...
> ----
> Marc G. Fournier           Hub.Org Networking Services
> (http://www.hub.org)
> Email: scrappy at hub.org           Yahoo!: yscrappy              ICQ:
> 7615664
> _______________________________________________
> freebsd-questions at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to
> "freebsd-questions-unsubscribe at freebsd.org"

More information about the freebsd-questions mailing list