type ll to see where the
ll command is coming from.
ll is not a standard command, but many distributions predefine it to an alias for
ls with some preset options. The output of
type ll gives you the definition of the alias, or you can look for it in your shell configuration file (
~/.bashrc if your shell is bash). Copy the definition to
~/.bashrc on the other machine.
Bash handles its configuration file in a slightly odd way: it loads
~/.bashrc in all interactive shells except the ones that are also login shells. Bash only loads
~/.bash_profile (if it exists, otherwise
~/.profile) in a login shell. To make sure that your
.bashrc is read when it should be, put this line in your
case $- in *i*) . ~/.bashrc;; esac