H3C H3C S7500E-X Configuration Manual - Preface

Preface 

This configuration guide describes LAN switching fundamentals and configuration. It describes how 

to isolate uses in the same VLAN, eliminate Layer 2 loops, divide VLANs, transmit customer network 

packets through the public network, and modify VLAN tags for packets. 

This preface includes the following topics about the documentation:

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Audience

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Conventions

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About the H3C S7500E-X documentation set

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Obtaining documentation

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Technical support

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Documentation feedback

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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 S7500E-X switch series. 

Conventions 

This section describes the conventions used in the documentation. 

Port numbering in examples 

The port numbers in the documentation are for illustration only and might be unavailable on your 

device. 

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. 

# 

A line that starts with a pound (#) sign is comments.