ubuntu redhat
Apache /etc/apache2/apache2.conf /etc/httpd/conf/httpd.conf PHP /etc/php5/apache2/php.ini /etc/php.ini MYSQL /etc/mysql/my.cnf /etc/my.cnf Repositories configuration /etc/apt/sources.list etc/yum.conf Package file extension .deb .rpm Install package from repositories apt-get yum Install a package file dpkg --install rpm -i Refresh list of available packages apt-get update Yum refreshes every use Edit run level sysv-rc-conf(may have to install chkconfig Version cat /etc/issue cat /etc/redhat-release Off-line package management APTonCD opyum Run as root sudo -s , sudo -i su -