+
+if [ "$(grep "^serial" /boot/grub/grub.conf.org)" == "" ]; then
+ echo "grub use default console ..."
+else
+ echo "grub use serial console ..."
+ sed -i -e "s|splashimage|#splashimage|g" /boot/grub/grub.conf
+ sed -i -e "s|#serial|serial|g" /boot/grub/grub.conf
+ sed -i -e "s|#terminal|terminal|g" /boot/grub/grub.conf
+ sed -i -e "s| panic=10 | console=ttyS0,38400n8 panic=10 |g" /boot/grub/grub.conf
+fi