Some Useful Ubuntu Commands
Here’s a useful guide for some IT people that are getting into Linux, and more specifically Ubuntu.
Basically, it’s a reference for Windows users to do Linux-type commands. I’ll be adding to this page as time goes on.
Shell Commands
sudo -i set the command shell to have root privileges
Networking Commands
ifconfig shows network information (ipconfig in Windows)
ifdown eth0 && ifup eth0 restart your network adapter and get new IP address
System Commands
init 0 shutdown
init 6 reboot
dmesg print diagnostic messages from the kernel
Disk tools
df Show a summary of disk usage
Services
invoke-rc.d service restart Start / Stop a service
update-rc.d service defaults 99 Add service to startup scripts