There may be times when you want to log in to a remote machine as someone else. For example, if you're working on someone else's machine (using their username) and you want to log in to your own machine as yourself. The -l option to rlogin allows you to do this. The command syntax is:
rlogin machinename -l username
For example, the following shows how user keithp on machine blue would log in to machine lonesome as earl:
Note that when you log in to a remote machine as someone else, you are placed in that user's home directory.