3Com MSR 50, MSR 30 About this Guide, Lists icon conventions that are used throughout this guide

ABOUT THIS GUIDE

This manual covers the command line interface (CLI) of the H3C MSR 20/30/50 Series routers. It provides a detailed description of the operating commands, which are organized by feature. An alphabetical listing of all commands can be found beginning on page 75.

This manual is intended for the following readers:

■Network administrators

■network engineers

■Users who are familiar with the basics of networking

n	Always download the Release Notes for your product from the 3Com World Wide
	Web site and check for the latest updates to software and product
	documentation: http://www.3Com.com
Conventions	Table 1 lists icon conventions that are used throughout this guide.
	Table 1	Notice Icons
	Icon	Notice Type	Description

n

c

Information note	Information that describes important features or
	instructions.
Caution	Information that alerts you to potential loss of data
	or potential damage to an application, system, or
	device.

w	Warning	Information that alerts you to potential personal
		injury.

Table 2 lists text conventions that are used throughout this guide.

Table 2 Text Conventions

Convention	Description
Screen displays	This typeface represents information as it appears on the
	screen.
Keyboard key names	If you must press two or more keys simultaneously, the key
	names are linked with a plus sign (+), for example:

Press Ctrl+Alt+Del

The words “enter” and “type” When you see the word “enter” in this guide, you must type something, and then press Return or Enter. Do not press Return or Enter when an instruction simply says “type.”