H3C S5830V2 Command Reference Manual page 4

Convention
{ x | y | ... }
[ x | y | ... ]
{ x | y | ... } *
[ x | y | ... ] *
&<1-n>
#
GUI conventions
Convention
Boldface
>
Symbols
Convention
WARNING!
CAUTION:
IMPORTANT:
NOTE:
TIP:
Network topology icons
Convention
Description
Braces enclose a set of required syntax choices separated by vertical bars, from which
you select one.
Square brackets enclose a set of optional syntax choices separated by vertical bars,
from which you select one or none.
Asterisk marked braces enclose a set of required syntax choices separated by vertical
bars, from which you select at least one.
Asterisk marked square brackets enclose optional syntax choices separated by vertical
bars, from which you select one choice, multiple choices, or none.
The argument or keyword and argument combination before the ampersand (&) sign
can be entered 1 to n times.
A line that starts with a pound (#) sign is comments.
Description
Window names, button names, field names, and menu items are in Boldface. For
example, the New User window appears; click OK.
Multi-level menus are separated by angle brackets. For example, File > Create >
Folder.
Description
An alert that calls attention to important information that if not understood or followed
can result in personal injury.
An alert that calls attention to important information that if not understood or followed
can result in data loss, data corruption, or damage to hardware or software.
An alert that calls attention to essential information.
An alert that contains additional or supplementary information.
An alert that provides helpful information.
Description
Represents a generic network device, such as a router, switch, or firewall.
Represents a routing-capable device, such as a router or Layer 3 switch.
Represents a generic switch, such as a Layer 2 or Layer 3 switch, or a router that
supports Layer 2 forwarding and other Layer 2 features.
Represents an access controller, a unified wired-WLAN module, or the access
controller engine on a unified wired-WLAN switch.
Represents an access point.