X11UseLocalhost option and the DISPLAY variable

[Kevin Steves]

On Thu, 11 Apr 2002, Ed Phillips wrote:
:I wasn't paying much attention when there was a lot of conversation about
:these issues.  I recently ran into a problem where an X app won't run with
:OpensSSH 3.1p1's default "X11UseLocalhost yes" setting.  If I run the X
:app with the display set to "localhost:16.0" it gets a "BadAccess" error,
:but if I run it with the display set to "127.0.0.1:16.0" or
:"realhostname:16.0" it works fine.  Can someone please explain the
:boiled-down version of what's going on here and save me some trouble?  Is
:there anything wrong with setting "X11UseLocalhost no" in sshd_config?

can something in sshd.8 for X11UseLocalhost be clearer?

also:
http://www.openssh.com/faq.html#3.12