Symbols - 3Com 9100 User Manual

36 C 3: A
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Symbols

Table 7 Command Syntax Symbols
Symbol
angle brackets < >
square brackets [ ]
vertical bar |
braces { }
S
WITCH
You may see a variety of symbols shown as part of the command syntax.
These symbols explain how to enter the command, and you do not type
them as part of the command itself.
symbols.
Description
Enclose a variable or value. You must specify the variable or value. For
example, in the syntax
config vlan <name> ipaddress <ip_address>
you must supply a VLAN name for <name> and an address for
<ip_address> when entering the command. Do not type the angle
brackets.
Enclose a required value or list of required arguments. One or more values or
arguments can be specified. For example, in the syntax
use image [primary | secondary]
you must specify either the primary or secondary image when entering the
command. Do not type the square brackets.
Separates mutually exclusive items in a list, one of which must be entered. For
example, in the syntax
config snmp community [readonly | readwrite] <string>
you must specify either the read or write community string in the command.
Do not type the vertical bar.
Enclose an optional value or a list of optional arguments. One or more values
or arguments can be specified. For example, in the syntax
reboot {<date> <time> | cancel}
you can specify either a particular date and time combination, or the keyword
cancel to cancel a previously scheduled reboot. If you do not specify an
argument, the command will prompt, asking if you want to reboot the switch
now. Do not type the braces.
Table 7 summarizes command syntax