IndicationConvention
Document titles, new or emphasized terms, and
arguments for which you supply values are in italic
font.
italic font
Elements in square brackets are optional.[ ]
Required alternative keywords are grouped in braces
and separated by vertical bars.
{x | y | z }
Optional alternative keywords are grouped in brackets
and separated by vertical bars.
[ x | y | z ]
A nonquoted set of characters. Do not use quotation
marks around the string or the string will include the
quotation marks.
string
Terminal sessions and information the system displays
appear in courier font.
courier 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.
!, #
Means reader take note .
Note
Means the following information will help you solve a problem .
Tip
Means reader be careful . In this situation, you might perform an action that could result in equipment
damage or loss of data.
Caution
Means the described action saves time . You can save time by performing the action described in the
paragraph.
Timesaver
Cisco ASR 1000 Series Router Hardware Installation Guide
xxvi
Preface
Conventions