Few ‘…nix’ administrative commands

ssh root@199.198.3.0	Connect to remote host.
ssh -v root@199.198.3.0	Look at the number of ssh build.
sudo su or sudo -s	Super User Doing permit.
sudo dhclient	Releasing and updating my machine IP address.
sudo /etc/init.d/networking restart	Restart all network settings.
scp /home//examples.desktop root@122.223.55.2:/home...	Copy between local and remote host
scp root@(IP address - where file located):/home.... /home (local path to folder)	Copy file from remote host to local machine
ifconfig	See machine's IP address
$ touch /home//123	'touch' - created file
ls -all /home//123	Check file owner and permissions
sudo chown -R root:root /home/fallenangel/123	'chown' - change owner
wget https://www.test.com/logo4w.png	wget - download file from URL
tar -cf logo.tar logo4w.png	Archive file
tar -xf logo.tar	Open archived file (if user located in a same directory)
top	what applications used over memory
kill process # hit "k" and choose a "PID" number. MAC-user: press “q” and type kill -9 PID-number

Diving into QA