How change what’s displayed before login to shell or after







How change what’s displayed before login to shell or after


Before login
The text displayed before the login prompt is stored in /etc/issue 

After login
The text displayed after login is stored in /etc/motd, 

It's just a normal text file, but it accepts many of escape sequences:

\b -- Baudrate of the current line.
\d -- Current date.
\s -- System name, the name of the operating system.
\l -- Name of the current tty line.
\m -- Architecture identifier of the machine, eg. i486
\n -- Nodename of the machine, also known as the hostname.
\o -- Domainname of the machine.
\r -- Release number of the OS, eg. 1.1.9.
\t -- Current time.
\u -- Number of current users logged in.
\U -- The string "1 user" or " users" where is the number of current users logged in.
\v -- Version of the OS, eg. the build-date etc.