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In computing, exit is a command used in many operating system command-line shells and scripting languages.. The command causes the shell or program to terminate.If performed within an interactive command shell, the user is logged out of their current session, and/or user's current console or terminal connection is disconnected.
User Credentials. Typically, user ... the user can log out, log off, sign out or sign off. ... such as entering an appropriate command or clicking on an external link.
The Unix command su, which stands for 'substitute user' [1] [2] (or historically 'superuser' [3] [4]), is used by a computer user to execute commands with the privileges of another user account. When executed it invokes a shell without changing the current working directory or the user environment.
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: show listing of last logged in users – Linux User Commands Manual: login records – Linux Programmer's Manual – File Formats: display login and logout information about users and terminals – Solaris 11.4 User Commands Reference Manual
USER <username> <hostname> <servername> <realname> (RFC 1459) USER <user> <mode> <unused> <realname> (RFC 2812) This command is used at the beginning of a connection to specify the username, hostname, real name and initial user modes of the connecting client. [45] [46] <realname> may contain spaces, and thus must be prefixed with a colon ...
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If you're having problems sending mail, there are a few troubleshooting steps you can take to fix the problem. Restart your computer:. If you haven't shut down your computer in a while, we recommend that you begin troubleshooting by restarting your computer.