H3C Technologies H3C WX5500E Series Access Controllers - Manual (Page 3)

Preface
The H3C WX5540E Access Controller Switching Engine documentation set describes the software
features for the H3C WX5540E Access Controller Switching Engine and guide you through the software
configuration procedures. These configuration guides also provide configuration examples to help you
apply software features to different network scenarios.
The Layer 2-LAN Switching Configuration Guide describes the configuration procedures for flow control,
load sharing, VLAN user isolation, loop elimination, VLAN division, customer network packet
transmission in public network, and VLAN tag modification.
This preface includes:
• Audience
• Conventions
• About the H3C WX5540E Access Controller Switching Engine 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 WX5540E Access Controller Switching Engine
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.