Preface, Audience, Conventions – H3C Technologies H3C SecBlade LB Cards User Manual
Page 3: Command conventions
Preface
The H3C load balancing (LB) product configuration guides describe the software features, the software
configuration procedures, and the configuration examples for the H3C LB products.
The High Availability Configuration Guide describes the high reliability technologies supported by LB
products, including VRRP, stateful failover, Track, interface backup, and NQA.
This preface includes:
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Audience
This documentation is intended for:
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Network planners
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Field technical support and servicing engineers
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Network administrators working with the H3C LB products
Conventions
This section describes the conventions used in this documentation set.
Command conventions
Convention Description
Boldface
Bold text represents commands and keywords that you enter literally as shown.
Italic
Italic text represents arguments that you replace with actual values.
[ ]
Square brackets enclose syntax choices (keywords or arguments) that are optional.
{ x | y | ... }
Braces enclose a set of required syntax choices separated by vertical bars, from which
you select one.
[ x | y | ... ]
Square brackets enclose a set of optional syntax choices separated by vertical bars, from
which you select one or none.
{ x | y | ... } *
Asterisk marked braces enclose a set of required syntax choices separated by vertical
bars, from which you select at least one.
[ x | y | ... ] *
Asterisk marked square brackets enclose optional syntax choices separated by vertical
bars, from which you select one choice, multiple choices, or none.
&<1-n>
The argument or keyword and argument combination before the ampersand (&) sign can
be entered 1 to n times.