HP-UX System Administrator's Guide: Configuration Management

In the following example, /users/spence/.rhosts resides on system wsj6700.
Users tom and patrick can log in to spence’s account on wsj6700, from dept27
and wsb2600 respectively, without supplying a password.
dept27 tom
wsb2600 patrick
Enabling X Window Server Access
To allow an X Window client to send output to an X Window server using the display
option, use the xhost command.
For example, to allow system dept27 to send a window to system wszx6, enter:
xhost +dept27
on system wszx6. See xhost(1) for further details.
Allowing Access from Remote Systems 73