How to use two chat commands under Linux

Source: Internet
Author: User

First, write

Usage: Write user name; After hitting the carriage, oneself and the other party will be in the same state of chatting, but the person who initiates the connection can only receive the chat content of the person who initiates the chat request, but cannot reply, if want to reply, must initiate the connection to the other party first, so two people can chat, Note that root can initiate a connection to any, but other people cannot initiate a connection to root, by default the message root is disabled. If you want to initiate a request to root, set the root mesg to Y so that you can enter as root, mesg y so that other users can connect to root.

Uptime

Use Rights: All users

Use mode: uptime [-v]

Note: Uptime provides the following information to the user without additional parameters:

Now the time

The time that the system has been powered up to now

Number of users Wired

Last minute, five minutes and 15 minutes of system load

Parameters:-V Displays version information. Http://www.woaidiannao.com

Example: Uptime

The results are:

10:41am up 5 days, Min, 1 users, Load average:0.00, 0.00, 1.99

Second, wall

Usage: Wall knock back, you can enter what you want to say, will be said after the completion of input, press ctrl+d, so that all online users can receive information at the same time, but this can only be sent one time, the next one will be sent again from the beginning again, If two online users want to keep chatting, write commands are used.

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