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The environment variables are MONOSPACED
CAPITALS.
ENV_VAR
The emphasized text is specially marked to
require your attention.
emphasized
The quoted text is provided as reference.“quoted text”
Inline commands are printed using strong
characters.
command
Command examples are printed with strong
monospaced characters in specially marked
# command -parameter
environment. The prompt can be one of the
following.
# The root prompt. You should be root in
order to run this command.
$ The normal userprompt. Youdo not need
special privileges to run the command.
The screen output and code listings are printed
with monospaced characters in specially marked
environment.
screen output
1.2. Admonitions
The admonitions are in-text notes, graphically marked, offering to your attention
additional information related to the current paragraph.
Note
The note is just a short observation. Although you can omit it, the notes can provide
valuable information, such as specific feature or a link to some related topic.
Important
This requires your attention and is not recommended to skip over it. Usually, it provides
non-critical but significant information.
xiv
Preface