H3C Comware 7 Switches Safety & Configuration Cautions and Guidelines-6W100

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Preface

This document describes important information that if not understood or followed can result in undesirable situations, including bodily injury, hardware damage, service interruption, or service anomalies. It contains hardware safety guidelines, CLI-based and Web-based configuration cautions and guidelines. Before you work on or configure your device, read the information in this document carefully.

This preface includes the following topics about the documentation:

·     Audience.

·     Prerequisites

·     Conventions

·     Documentation feedback

Audience

This documentation is intended for:

·     Network planners.

·     Field technical support and servicing engineers.

·     Network administrators.

Prerequisites

This document is not restricted to specific software or hardware versions. If a conflict occurs between this document and a product-specific document, the product-specific document overrides.

This document provides only generic technical information, some of which might not apply to your devices.

Conventions

The following information describes the conventions used in the documentation.

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 a minimum of 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.

 

GUI conventions

Convention

Description

Boldface

Window names, button names, field names, and menu items are in Boldface. For example, the New User window opens; click OK.

Multi-level menus are separated by angle brackets. For example, File > Create > Folder.

 

Symbols

Convention

Description

WARNING WARNING!

An alert that calls attention to important information that if not understood or followed can result in personal injury.

CAUTION CAUTION:

An alert that calls attention to important information that if not understood or followed can result in data loss, data corruption, or damage to hardware or software.

IMPORTANT IMPORTANT:

An alert that calls attention to essential information.

NOTE:

An alert that contains additional or supplementary information.

TIP TIP:

An alert that provides helpful information.

 

Network topology icons

Convention

Description

Represents a generic network device, such as a router, switch, or firewall.

Represents a routing-capable device, such as a router or Layer 3 switch.

Represents a generic switch, such as a Layer 2 or Layer 3 switch, or a router that supports Layer 2 forwarding and other Layer 2 features.

Represents an access controller, a unified wired-WLAN module, or the access controller engine on a unified wired-WLAN switch.

Represents an access point.

Represents a wireless terminator unit.

Represents a wireless terminator.

Represents a mesh access point.

Represents omnidirectional signals.

Represents directional signals.

Represents a security product, such as a firewall, UTM, multiservice security gateway, or load balancing device.

Represents a security module, such as a firewall, load balancing, NetStream, SSL VPN, IPS, or ACG module.

 

Examples provided in this document

Examples in this document might use devices that differ from your device in hardware model, configuration, or software version. It is normal that the port numbers, sample output, screenshots, and other information in the examples differ from what you have on your device.

Documentation feedback

You can e-mail your comments about product documentation to info@h3c.com.

We appreciate your comments.