1# Shell Command Reference<a name="EN-US_TOPIC_0000001179845913"></a> 2 3This chapter describes the functions, syntax, parameter ranges, usage, and examples of key system commands. 4 5For details about the commands that are not described in this document, see the output of the [help](kernel-small-debug-shell-cmd-help.md) command. You can also use the **-h | --help** option of a command to view the help information about the command. 6 7- **[System Commands](kernel-small-debug-shell-cmd.md)** 8 9- **[File Commands](kernel-small-debug-shell-file.md)** 10 11- **[Network Commands](kernel-small-debug-shell-net.md)** 12 13 14