http://geco.phys.columbia.edu/~jrollins/howtos/serial_console.html
http://www.novell.com/support/kb/doc.php?id=3456486 https://help.ubuntu.com/community/SerialConsoleHowto http://www.av8n.com/computer/htm/kernel-lockup.htm http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/5/html/Virtualization/sect-Virtualization-Troubleshooting_Xen-Troubleshooting_with_serial_consoles.html http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/5/html/Virtualization/sect-Virtualization-Troubleshooting_with_serial_consoles-Serial_console_output_from_fully_virtualized_guests.html http://www.debuntu.org/how-to-set-up-a-serial-console-on-ubuntu
