Managing large numbers of Linux and UNIX systems takes a lot of organization, automation and careful use of technology. A significant chunk of one's time as a system administrator is spent building ...

They should be added to the kernel line. It would be helpful if GRUB supported variable substitution so that the parameters only needed to be defined in one place. <br><br>console=tty0 ...

With Linux and the serial port there is good news and there is bad news. The good news is that Linux has great support for serial hardware of all sorts and a host of tools for accessing the serial ...

This hack shows how to make a dumb terminal out of a keyboard, LCD screen, and an 8-bit microcontroller. From time to time, a portable dumb terminal can be handy for when you have to rescue a headless ...

I need a hyperterminal work-a-like for my RedHat 6.2 box. I have a repo'd Shiva VPN gateway that I need to use the management console to reset the password on. So it is a serial connection from laptop ...

In my last column [see LJ December 2002], we covered the serial layer in the 2.5 (hopefully soon to be 2.6) kernel tree. We mentioned in passing that a USB-to-serial driver layer in the kernel helps ...