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Linux in a Nutshell

This directory of Linux commands is from Linux in a Nutshell, 5th Edition.

Click on any of the 687 commands below to get a description and list of available options. All links in the command summaries point to the online version of the book on Safari Bookshelf.

Buy it now, or read it online on Safari Bookshelf.


yppasswd [options] [name]

NFS/NIS command. Change login password in Network Information Service. Create or change your password, and distribute the new password over NIS. The superuser can change the password for any user. This command may also be invoked as ypchfn and ypchsh.



Update the password information field (the GECOS field). Using this option is the same as ypchfn.


Update the login shell. Using this option is the same as ypchsh.


Update the password. This is the default behavior for yppasswd.

--help, -?

Print help message, then exit.

--version, -?

Print version number, then exit.

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