RedBoot provides support for listing and repeating previously entered commands. A
list of previously entered commands may be obtained by typing history
at the command line:
RedBoot> history
0 fis list
1 fconfig -l
2 load -m ymodem
3 history
The following history expansions may be used to execute commands in the history list:
!! repeats last command.
!n repeats command n.
!string repeats most recent command starting with
string.