timeout=10#splashimage=(hd0,2)/grub/splash.xpm.gzserial --unit=1 --speed=57600terminal --timeout=10 serialtitle Red Hat Linux Advanced Server (2.4.9-e.3smp)root (hd0,0)kernel /boot/vmlinuz-2.4.9-e.3smp ro root=/dev/sda1 hda=ide-scsi console=ttyS0 console=ttyS1,57600initrd /boot/initrd-2.4.9-e.3smp.imgtitle Red Hat Linux Advanced Server-up (2.4.9-e.3)root (hd0,00)kernel /boot/vmlinuz-2.4.9-e.3 ro root=/dev/sda1initrd /boot/initrd-2.4.9-e.3.imgWhen you edit the /etc/grub.conf file, follow these guidelines:– Disable GRUB's graphical interface and use the text-based interface; otherwise, the GRUB screen is notdisplayed in console redirection. To disable the graphical interface, comment out the line starting withsplashimage.– To start multiple GRUB options to start console sessions through the serial connection, add the followingline to all options:console=ttyS1,57600The example shows console=ttyS1,57600 added to only the first option.Configuring Linux for Server Serial Console Redirection After BootEdit the file /etc/inittab, as follows:Add a new line to configure agetty on the COM2 serial port:co:2345:respawn:/sbin/agetty -h -L 57600 ttyS1ansiThe following example shows the file with the new line.## inittab This file describes how the INIT process# should set up the system in a certain# run-level.## Author: Miquel van Smoorenburg# Modified for RHS Linux by Marc Ewing and# Donnie Barnes## Default runlevel. The runlevels used by RHS are:# 0 - halt (Do NOT set initdefault to this)# 1 - Single user mode# 2 - Multiuser, without NFS (The same as 3, if you# do not have networking)# 3 - Full multiuser mode# 4 - unused# 5 - X11# 6 - reboot (Do NOT set initdefault to this)#id:3:initdefault:# System initialization.si::sysinit:/etc/rc.d/rc.sysinitl0:0:wait:/etc/rc.d/rc 0l1:1:wait:/etc/rc.d/rc 1l2:2:wait:/etc/rc.d/rc 2l3:3:wait:/etc/rc.d/rc 3145
