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Linux systems send information to all users on the network

Source: Internet
Author: User
Keywords Linux sending information
Tags aliyun control how to http information key linux linux system
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Wind Network (ithov.com) original article: Linux system How to send information to all users in the network? We need to use one of the parameters of the Rwall command: Netgroups, the following steps:

1 input rwall-n netgroups and enter

2 Enter the message to send

3 at the end of the "control-d" button, the message is in the system each user's control window display, the following is Http://www.aliyun.com/zixun/aggregation/13879.html "> The system administrator sends a message to the network group Ithov each user example:

% Rwall-n ithov.com System is rebooted at 11:00. (control-d)
%
Message in User Control window: Broadcast messages from root in console ... System'll is rebooted at
11:00.eof
Note: You can also use the Rwall hostname (host name) command to all users of the system

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