Linux/1-Commands

bash commands

• basic commands
  • dir -Flah
  • cat %file
  • nano

• file system
  • mkdir
  • rm [remove]
  • cp [copy]
  • mv [move]
  • dd

• file search
  • locate %file
  • updatedb

• system info
  • uname -a
  • free -m
  • fdisk -l
  • df -Th
  • du
  • ifconfig
  • top
  • vnstat
  • who, w

• runlevel
  • runlevel
  • init 2
  • halt
  • reboot

• network
  • pppoeconf
  • wget
  • dig
  • whois
  • nslookup
  • finger
  • route -n

• apt
  • apt-get install <package> (-s = simulation)
  • apt-get update
  • apt-get upgrade
  • apt-get dist-upgrade
  • aptitude
  • dpkg -c
  • dpkg --get-selections
  • /etc/apt/sources.list

config files

• /boot/grub/menu.lst
• /etc/apache2/*.conf
• /etc/dhcp3/dhcpd.conf
• /etc/network/interfaces

auto eth0
iface eth0 inet static
address 192.168.0.2
netmask 255.255.255.0
network 192.168.0.0
broadcast 192.168.0.255
gateway 192.168.0.1

• /etc/rcX.d [Runlevel scripts K=Kill S=Start]
• /etc/ssh/sshd_config
• /etc/samba/smb.conf

• /etc/fstab
• /etc/hostname
• /etc/hosts
• /etc/inittab
• /etc/resolv.conf