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Conventions, Command conventions, Symbols – H3C Technologies H3C MSR 5600 User Manual

Page 4: Network topology icons, Port numbering in examples

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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.

#

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

Symbols

Convention Description

WARNING

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

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

An alert that calls attention to essential information.

NOTE

An alert that contains additional or supplementary information.

TIP

An alert that provides helpful information.

Network topology icons

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.

Port numbering in examples

The port numbers in this document are for illustration only and might be unavailable on your device.