About This Manual xv
Document Conventions
Document Conventions
This publication uses the following conventions:
• The symbol ^ represents the key labeled Control.
For example, the key combination ^z means hold down the Control key while you press the z key.
• Cross references to additional or related information within this publication specify the title (in
quotes) of the section that contains the information. For example, refer to “Document
Conventions.”
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 prompt
router> indicates that you should be at the user
level, and the prompt
router# 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 boldface 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 (|).
Examples use these conventions:
• Terminal sessions and sample console screen displays are in screen font.
• Information you enter is in boldface screen font.
• Nonprinting characters, such as passwords, are in angle brackets (< >).
• Default responses to system prompts are in square brackets ([ ]).
• Exclamation points (!) at the beginning of a line indicate a comment line.
Caution Means reader be careful. You are capable of doing something that might result in
equipment damage or loss of data.
Note Means reader take note. Notes contain helpful suggestions or references to materials not
contained in this manual.
Timesaver Means the described action saves time. You can save time by performing the action
described in the paragraph.
Warning Means danger. You are in a situation that could cause bodily injury. Before you work on
any equipment, be aware of the hazards involved with electrical circuitry and standard practices for
preventing accidents. Chapter 2 provides general safety considerations and specific guidelines for
safely installing the Cisco 7000 router.
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