Nortel Networks 1000BASE-SX 사용자 설명서

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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.