H3C S5120-HI Series Installation Manual page 3

Preface
H3C S5120-HI Switch Series Installation Guide describes the appearance, installation, power-on,
maintenance, and troubleshooting of the S5120-HI switches.
This preface includes:
• Audience
Conventions
•
About the H3C S5120-HI documentation set
•
Obtaining documentation
•
• Technical support
Documentation feedback
•
Audience
This documentation is intended for:
Network planners
•
Field technical support and servicing engineers
•
Network administrators working with the S5120-HI series
•
Conventions
This section describes the conventions used in this documentation set.
Command conventions
Convention
Boldface
Italic
[ ]
{ x | y | ... }
[ x | y | ... ]
{ x | y | ... } *
[ x | y | ... ] *
Description
Bold text represents commands and keywords that you enter literally as shown.
Italic text represents arguments that you replace with actual values.
Square brackets enclose syntax choices (keywords or arguments) that are optional.
Braces enclose a set of required syntax choices separated by vertical bars, from which
you select one.
Square brackets enclose a set of optional syntax choices separated by vertical bars, from
which you select one or none.
Asterisk marked braces enclose a set of required syntax choices separated by vertical
bars, from which you select at least one.
Asterisk marked square brackets enclose optional syntax choices separated by vertical
bars, from which you select one choice, multiple choices, or none.