Huawei Quidway S2000 Series Command Manual page 7

Action
Double Click
Drag
VI. Symbols
Eye-catching symbols are also used in the manual to highlight the points worthy of
special attention during the operation. They are defined as follows:
Caution, Warning: Means reader be extremely careful during the operation.
Note: Means a complementary description.
Press the left button twice continuously and quickly.
Press and hold the left button and drag it to a certain position.
Description