Network axis software or network software defined or SD (SDN), an approach in Computer Networks is that network

cp (derived from the copy) is a command on the operating systems Unix or Unix-like is to create a copy of a file or a

mv (move) is a command on the operating systems Unix or Unix-like that for the displacer, a (PC) or a folder to the

chroot is a command and also a recall system in operating systems Unix-like in which the root directory of a process

Env is a command shell, Unix operating system, Unix, Unix-like is to print a list of environment variable, or run

passwd the name of a program in most operating systems, Unix and Unix-like by which users can have their passwords

su (derived from the Switch User) command widely used on the operating systems Unix and Unix-like direction, going from

whoami is a command-line command that most operating systems Unix-like and also operating system, Windows Vista,