Cisco Nexus 7000 Series Hardware Installation And Reference Manual page 10

Preface
Convention
Italic
[x]
[x | y]
{x | y}
[x {y | z}]
variable
string
Examples use the following conventions:
Convention
screen font
boldface screen font
italic screen font
< >
[ ]
!, #
This document uses the following conventions:
Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the manual.
Caution Means reader be careful. In this situation, you might do something that could result in equipment damage or
loss of data.
Cisco Nexus 7000 Series Hardware Installation and Reference Guide
x
Description
Italic text indicates arguments for which the user supplies the values.
Square brackets enclose an optional element (keyword or argument).
Square brackets enclosing keywords or arguments separated by a vertical
bar indicate an optional choice.
Braces enclosing keywords or arguments separated by a vertical bar
indicate a required choice.
Nested set of square brackets or braces indicate optional or required
choices within optional or required elements. Braces and a vertical bar
within square brackets indicate a required choice within an optional
element.
Indicates a variable for which you supply values, in context where italics
cannot be used.
A nonquoted set of characters. Do not use quotation marks around the
string or the string will include the quotation marks.
Description
Terminal sessions and information the switch displays are in screen font.
Information you must enter is in boldface screen font.
Arguments for which you supply values are in italic screen font.
Nonprinting characters, such as passwords, are in angle brackets.
Default responses to system prompts are in square brackets.
An exclamation point (!) or a pound sign (#) at the beginning of a line
of code indicates a comment line.
Preface