Project scenario:
Need to use the ENSP simulator
Problem Description
How to shrink the topology? How to hide the left toolbar? Some command shortcuts...
Use tips:
1. Zoom out the topology: Click this icon on the upper toolbar 
to zoom out the topology map
2. Hide/display the left device toolbar: press CTRL+L to hide or display the left device toolbar
3. Hide/display the interface list on the right: press CTRL+R to hide or display the interface list on the right
Command line shortcut functions:
| Order | Function |
| CTRL+B | move the cursor one character to the left |
| CTRL+D | Delete the character at the current cursor position |
| CTRL+E | move the cursor to the end of the current line |
| CTRL+F | move the cursor one character to the right |
| CTRL+H | delete one character to the left of the cursor |
| CTRL+N | Display the next command in the history command buffer |
| CTRL+P | Display the previous command in the command history buffer |
| CTRL+W | delete a string to the left of the cursor |
| CTRL+X | Delete all characters to the left of the cursor |
| CTRL+Y | Delete all characters at the cursor position and its right side |
| ECS+F | Move the cursor one string to the right |
| ECS+B | Move the cursor one string to the left |
| ECS+D | delete a character string to the right of the cursor |
Of course, if you have other needs, click the icon in the upper right corner 
to get the help document of Huawei ENSP. You can learn more here
