Network Router User Manual

About This Guide
Document Conventions
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Cisco XR 12416 Router Installation Guide
OL-13833-01
• Chapter 4, “Troubleshooting the Installation,” provides guidelines for
troubleshooting the hardware installation.
• Chapter 5, “Maintaining the Router,” provides simple maintenance
procedures that you might need to perform after you have installed the router.
Also included are removal and replacement procedures for the
field-replaceable units.
• Appendix A, “Technical Specifications” provides a summary of physical,
electrical, and environmental specifications for the router.
• Appendix B, “Site Log,” provides a sample site log that can be used to record
actions relevant to the operation and maintenance of the router.
• Index
Document Conventions
This publication uses the following conventions:
• Ctrl represents the key labeled Control. For example, the key combination
Ctrl-Z means hold down the Control key while you press the z key.
Command descriptions use these conventions:
• Examples that contain system prompts denote interactive sessions, indicating
the commands that you should enter at the prompt. The system prompt
indicates the current level of the EXEC command interpreter.
For example:
– The router> prompt indicates that you should be at the user level.
– The router# prompt indicates that you should be at the privileged level.
Access to the privileged level usually requires a password. Refer to the
related software configuration and reference documentation for
additional information.
• Commands and keywords are in bold font.
• Arguments for which you supply values are in italic font.
• Elements in square brackets ([ ]) are optional.
• Alternative but required keywords are grouped in braces ({ }) and separated
by vertical bars (|).