Configuration Guide Configuring CLI
5. You can use the alias to obtain help information about the command represented by the alias.
For example, configure the alias "ia" to represent the ip address command in interface configuration mode. If you enter "ia?"
in interface configuration mode, the help information on "ip address?" is displayed, and the alias is replaced by the command.
Ruijie(config-if)#ia ?
A.B.C.D IP address
dhcp IP Address via DHCP
Ruijie(config-if)#ip address
If you enter a space in front of a command, the command represented by this alias will not be displayed.