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network configuration. Any detailed discussion of these concepts is beyond the scope of
this manual.
Document Organization
This manual is divided into several parts:
• Preface "About T his Manual" (this chapter), provides a brief description of the contents
and organization of this manual an d describes how to contact customer support.
• Part 1, "Product Overview," provides an overview of the router, describing its hardware
components, the JUNOS Internet software, and the system architecture.
• Part 2, "Initial Installation," describes how to prepare your site for router installation,
and how to unpack, install, and power on the router. It describes requirements and
specificati
ons for the installation site, power source, rack, wiring, and cabling. It also
provides detailed safety guidelines and warnings.
• Part 3, "Hard
ware Maintenance, Replacement, and Troubleshooting Procedures,"
describes how to maintain, replace, and troubleshoot router components.
This manual
also contains a c omplete index.
Documentat
ion Conventions
General Con
ventions
This manual uses the following text conventions:
• Router and router c omponent labels are shown in a sans serif font. I n the following
example , ETHERNET is the label for the Ethernet management port on the router:
The 10/100-Mbps Ethernet RJ-45 connector is used for o ut-of-band management of
the router and is labeled ETHERNET.
• Statements, commands, filenames, directory names, IP addresses, and configuration
hierarchy levels are shown in a sans serif font. In the following example, stub is a
statement
name and [edit protocols ospf area area-id] is a configuration hierarchy level:
Toconfigureastubarea,includethestub statement at the [edit protocols ospf area
area-id ] h
ierarchy level.
• In examples, text that you type literally is shown in bold. In the following example, you
type the wo
rds show chassis alarms:
For example, you can use the following command to get information about the source
of an alar
m condition:
user@host> show chassis alarms
xvi M5 and M10 Internet Routers Hardware Guide