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Task Symbols
i
Convention
variable
CAUTION
WARNING
All of the tasks described in this guide have been assigned a
symbol indicating the level of difficulty in completing the task.
The task symbols that appear in the margin next to the task
should be used as a guide to help you decide whether you wish to
complete the task, or request help.
Different tasks within a category may require different levels
of expertise. For instance, one intermediate task may require
software expertise, while another intermediate task may require
hardware expertise. Check the Before You Begin section at the
beginning of most chapters, for the specific kind of experience
required to complete a task. This section will be identified by the
information icon, explained below.
Information
This icon indicates a section that contains important background
information that will help you to perform required tasks and
operate your system correctly.
Description
Lowercase italics indicate a variable
value that you must provide. For
example:
>>> set variable
Return
Cautions provide information to prevent
damage to equipment or software. Read
these carefully.
Warnings contain information to
prevent personal injury. Read these
carefully.
xvii
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