Huawei USG6000 Series Hardware Manual page 4

HUAWEI USG6000 Unified Security Gateway
Hardware Guide
supported expansion cards, preparation before the installation, installation, cabling, and
hardware replacement.
This document is intended for installation personnel and administrators who install and
maintain USG. The installation personnel or administrators must have experience in the
installation and maintenance of networking devices.
Symbol Conventions
The symbols that may be found in this document are defined as follows.
Symbol
Command Conventions
The command conventions that may be found in this document are defined as follows.
Convention
Boldface
Italic
[ ]
{ x | y | ... }
Issue 03 (2015-01-26)
Description
Indicates an imminently hazardous situation which, if not
avoided, will result in death or serious injury.
Indicates a potentially hazardous situation which, if not
avoided, could result in death or serious injury.
Indicates a potentially hazardous situation which, if not
avoided, may result in minor or moderate injury.
Indicates a potentially hazardous situation which, if not
avoided, could result in equipment damage, data loss,
performance deterioration, or unanticipated results.
NOTICE is used to address practices not related to personal
injury.
Calls attention to important information, best practices and
tips.
NOTE is used to address information not related to
personal injury, equipment damage, and environment
deterioration.
Description
The keywords of a command line are in boldface.
Command arguments are in italics.
Items (keywords or arguments) in brackets [ ] are optional.
Optional items are grouped in braces and separated by
vertical bars. One item is selected.
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