RHCE302重要学习知识点
installation
use the right boot disk for the installation:
boot.img - standard installation
bootnet.img - network installation
pcmcia.img - pcmcia required installation
install lilo in an appropriate location:
mbr - if lilo will be the default bootloader
first partition of boot sector - if you're using another os bootloader
linux filesystem
the root filesystem is made up of 12 directories by default:
/bin /home /proc
/dev /opt /usr
/etc /lost+found /var
/sbin /mnt /usr/local
kernel compiling
three options are available for configuring a kernel:
make config
make menuconfig
make xconfig
there are two types of kernel images:
zlmage (small kernel images)
bzlmage (compressed kernel images)
the seven steps for compiling a kernel are:
make configuration (makeconfig, make menuconfig, or make xconfig)
make dep
make clean
make bzlmage (or zlmage)
make modules
make modules_install
configure lilo and reboot
three shorter steps for compiling a kernel are:
make configuration (make config, make menuconfig, or make xconfig)
make dep clean bzlmage modules modules_install
configure lilo and reboot
x window system
three x configuration tools are:
xconfigurator
xf86setup
xf86config
apache
the main configuration directory is /etc/httpd/conf/.
the main apache configuration file is httpd.conf, used for httpd server configuration.
to configure a virtual host, follow these steps:
set namevirtualhost (namevirtualhost 192.168.0.1).
set virtualhost (
).
set documentroot.
set servername.
set errorlog.
set transferlog.
close virtualhost ().
restart httpd (/etc/rc.d/init.d/httpd restart).
email
there are three components of email:
mta - mail transfer agent (sendmail)
mda - mail delivery agent (procmail)
mua - mail user agent (pine, elm, mutt, netscape)