Nortel Networks 1000ASE-XD - Manual (Page 21)

Preface 21
Using the BayStack 420 10/100/1000 Switch
italic text Indicates file and directory names, new terms, book
titles, and variables in command syntax descriptions.
Where a variable is two or more words, the words are
connected by an underscore.
Example: If the command syntax is:
show at <valid_route>
valid_route is one variable and you substitute one value
for it.
screen text Indicates system output, for example, prompts and
system messages.
Example:
Set Trap Monitor Filters
separator ( > ) Shows menu paths.
Example: Protocols > IP identifies the IP option on the
Protocols menu.
vertical line ( | ) Separates choices for command keywords and
arguments. Enter only one of the choices. Do not type
the vertical line when entering the command.
Example: If the command syntax is:
show ip {alerts
|
routes } , you enter either:
show ip alerts or show ip routes , but not
both.