Conventions
A
BOUT
This guide describes the H3C MSR 20 Series Routers and how to install hardware,
configure and boot software, and maintain software and hardware. This guide
also provides troubleshooting and support information for your router.
This guide is intended for qualified service personnel who are responsible for
configuring, using, and managing the routers. It assumes a working knowledge of
local area network (LAN) operations and familiarity with communication protocols
that are used to interconnect LANs.
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
Table 1 lists icon conventions that are used throughout this guide.
Table 1 Notice Icons
Icon
Notice Type
n
Information note
c
Caution
w
Warning
Table 2 lists text conventions that are used throughout this guide.
Table 2 Text Conventions
Convention
Screen displays
Keyboard key names
The words "enter" and "type"
T
G
HIS
UIDE
Description
Information that describes important features or
instructions.
Information that alerts you to potential loss of data
or potential damage to an application, system, or
device.
Information that alerts you to potential personal
injury.
Description
This typeface represents information as it appears on the
screen.
If you must press two or more keys simultaneously, the key
names are linked with a plus sign (+), for example:
Press Ctrl+Alt+Del
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."
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