The specifications provided in the product documentation are tested in lab environment (for example, the tested device has been installed with a certain type of boards or only one protocol is run on the device). Results may differ from the listed specifications when you attempt to obtain the maximum values with different hardware components or multiple functions enabled on the device.
The interface numbers and link types in the documentation are used as an example. In working situations, the actual interface numbers and link types may be different from those used in this document.
The symbols used in this document are described in the following table. They are defined as follows.
Symbol |
Description |
---|---|
Indicates a hazard with a high level of risk which, if not avoided, will result in death or serious injury. |
|
Indicates a hazard with a medium level of risk which, if not avoided, could result in death or serious injury. |
|
Indicates a hazard with a low level of risk which, if not avoided, could 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. |
|
Supplements the important information in the main text. NOTE is used to address information not related to personal injury, equipment damage, and environment deterioration. |
Convention | Description |
---|---|
Boldface |
The keywords of a command line are in boldfaces. |
Italic |
Command arguments are in italic. |
[ ] |
Items (keywords or arguments) in square brackets [ ] are optional. |
{ x | y | ... } |
Alternative items are grouped in braces and separated by vertical bars. One is selected. |
[ x | y | ... ] |
Optional alternative items are grouped in square brackets and separated by vertical bars. One or none is selected. |
{ x | y | ... } * |
Alternative items are grouped in braces and separated by vertical bars. A minimum of one or a maximum of all can be selected. |
[ x | y | ... ] * |
Optional alternative items are grouped in square brackets and separated by vertical bars. Many or none can be selected. |
&<1-n> |
This parameter before the & sign can be repeated 1 to n times. |
# |
This parameter before the # sign can be repeated 1 to n times. |
Visit Huawei technical support website, and select the documentation of a specific product model and software version.
If you have an account on the website, you can browse and download more product documents, cases, and bulletins, and enjoy the subscription and push services.
During the equipment operation and maintenance, if a fault occurs and is difficult to locate or rectify, or if you cannot rectify the fault by referring to the after-sales customer documentation, contact Huawei for assistance (Huawei engineers will provide guidance remotely or on site on troubleshooting).
Call local Huawei branches or representative offices or contact Huawei Customer Service Center.
Contact the Huawei customer service center for any query regarding the usage of the documentation. You can contact us in the following ways: