REMPS is a command that can be used to list all the running processes (just like the PS command), except from a different host. The REMPS command works only on hosts. It will not work on the telehack shell.
grumpy$ remps pacbell [pacbell] HOST PACBELL PROCESS TABLE 2 running processes, max 10 pid user start program --- ---- ----- ------- 3 danamals 5d rootkit 31394 danamals 5d sysvkit