H3C S6850 Series Configuration Manual page 3

Preface
This configuration guide describes LAN switching features and tasks for Layer 2 network
configuration, including:
•
Flow control and load sharing.
•
Isolating users within the same VLAN and configuring VLANs.
•
Eliminating Layer 2 loops.
•
Transmitting packets of the customer network over the service provider network.
•
Modifying VLAN tags of packets.
This preface includes the following topics about the documentation:
•
Audience.
•
Conventions.
•
Documentation
Audience
This documentation is intended for:
•
Network planners.
•
Field technical support and servicing engineers.
•
Network administrators working with the S6850 & S9850 switch series.
Conventions
The following information describes the conventions used in the documentation.
Command conventions
Convention
Boldface
Italic
[ ]
{ x | y | ... }
[ x | y | ... ]
{ x | y | ... } *
[ x | y | ... ] *
&<1-n>
#
feedback.
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 a minimum of one.
Asterisk marked square brackets enclose optional syntax choices separated by vertical
bars, from which you select one choice, multiple choices, or none.
The argument or keyword and argument combination before the ampersand (&) sign
can be entered 1 to n times.
A line that starts with a pound (#) sign is comments.