Apple Xsan 2 (Third Edition) - Manual (Page 12)

12 Preface About This Book
Notation Conventions
The following conventions are used in this book where shell commands or other
command-line items are described.
Notation Indicates
fixed-width font A command or other text entered in a Terminal
window
$ A shell prompt
[text_in_brackets] An optional parameter
(one|other) Alternative parameters (enter one or the other)
italicized A parameter you must replace with a value
[...] A parameter that can be repeated
A displayed value that depends on your SAN
configuration