Linux 124 course 3, Red Hat Enterprise Linux get help

Source: Internet
Author: User
Tags string find
Get help information

Don't try to remember all the commands

(1) What is the meaning of the whatis asking what the order is, and what effect
Whatis NMCLI
(2) How to use nmcli--help Query command and its options (option parameters)

(3) Man nmcli can find more detailed help information
Man Mans

How to find man:
/string Find Keywords
N Find keywords Down
N Find keywords up
G Back to the head of the help document
G back to the tail of the Help document
Q Exit the Help document
  
(4)/usr/share/doc software after installation, the software comes with the Help file

(5) Red Hat official website Redhat doc

(6) After-Sales technical support redhat-support-tool Red Hat official technical support tool

SOS Report

/hostname will show the help in the document related to hostname

Man-k Find Help Keywords
Man-k Clock

Yum Install Dhcp-y

/usr/share/doc/dhcp-4.2.5/dhcpd.config.example

Linux 124 course 3, Red Hat Enterprise Linux get help

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