Linux Command Directory
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.
rwall host [file]
TCP/IP command. Use RPC to print a message to all users logged into host. If file is specified, read the message from it; otherwise, read from standard input.