Hi Why do you use a military account for this list? --- "Wiedemann, Shane CIV NAVAIR" <shane.wiedemann@xxxxxxxx> wrote: > See Nigel Wade's response below... > > -----Original Message----- > From: redhat-list-bounces@xxxxxxxxxx > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of > obed > Sent: Tuesday, May 06, 2008 10:35 > To: General Red Hat Linux discussion list > Subject: Re: Problem with X server > > How did it work?... what was the problem? > > On Tue, May 6, 2008 at 12:18 PM, Wiedemann, Shane > CIV NAVAIR > <shane.wiedemann@xxxxxxxx> wrote: > > Success!! You solved my problem! Thank you for > taking time to > > respond...much appreciated. > > Cheers, > > Shane Wiedemann > > > > > > -----Original Message----- > > From: redhat-list-bounces@xxxxxxxxxx > > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf > Of Nigel Wade > > Sent: Tuesday, May 06, 2008 9:09 > > To: General Red Hat Linux discussion list > > Subject: Re: Problem with X server > > > > > > > > Wiedemann, Shane CIV NAVAIR wrote: > > > So this problem is most likely user error; none > the less... > > > I have some software (only one other place has > this software) that > > to > view video windows that the software tries > to pop up, you need > > to use > the following command to get it to > display: > > > "software_name -display hostname", or at least > that is what I am > told. > > > I have inserted my hostname where it says > "hostname" and verified > > with > > > > > "uname" that my hostname is correct. I am not > connecting to a > > remote > machine, am not on a network and am > running the software on > > a > stand-alone machine. The vendors of the > software do connect > > remotely, > > > > > I believe, and they can pop video display > windows just fine. > > Whenever > > > > > I run the software, I get a message that says > "Unable to connect to > > > x > server". > > > I currently have the DISPLAY variable set to > ":0.0" and this seems > > to > be fine for opening programs, such as NEdit. > Any other setting > > (even > "hostname:0.0") and I cannot start > programs such as editors > > and other > programs that open in a separate > window. I get errors > > that say "can't > > > > > open display" and the like. > > > > > > When I run the software, if I leave out the > command "-display > > hostname" > > > all video rendering is done behind the scenes, > i.e., I can't view > it. > > > > > I have tried replacing "hostname" with all of > the following: > > > hostname:0.0 > > > :0.0 > > > hostname:0 > > > localhost > > > localhost:0.0 > > > localhost:0 > > > > > > Any clues? > > > > I think you probably need to enable your X > display to listen on the > > network. > > > > The software you are using is pretty strange. It > should not be > > necessary to specify the -display option, it > should use whatever > > DISPLAY is set to. However, given that it does > what it does, you are > > pretty much at its mercy. > > > > By default the X display does not listen for > network (TCP) > > connections, it allows local connections using a > UNIX domain socket. > > If you have DISPLAY set to :0 clients will > connect on the UNIX > > socket, but if you specify a hostname (even > localhost) then the > > connection will be done on a TCP socket. If the X > server isn't > > listening on a TCP socket then the connection > will fail. This is a > > quite sensible security precaution (it prevents > any non-local clients > > > connecting to your display, even if you use the > xhost + security > > disabler) but can cause problems for any software > which expects to be > able to connect via a TCP socket. > > > > To enable the TCP socket you need to modify the X > server startup. How > > > you do that depends on what version of RedHat you > are using. For RH 4 > > it is set in /etc/X11/gdm/gdm.conf. To enable TCP > connections you > > need to change the line: > > DisallowTCP=true > > to > > DisallowTCP=false > > > > In KDE desktop you can also set this using the > System Settings->Login > > > Screen dialog (I presume there's something similar > for Gnome). In the > > > Security tab un-check the box marked "Always > disallow TCP connections > > to X server". > > > > > > -- > > Nigel Wade, System Administrator, Space Plasma > Physics Group, > > University of Leicester, Leicester, > LE1 7RH, UK > > E-mail : nmw@xxxxxxxxxxxx > > Phone : +44 (0)116 2523548, Fax : +44 (0)116 > 2523555 > > > > -- > > redhat-list mailing list > > unsubscribe > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > -- > > redhat-list mailing list > > unsubscribe > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > -- > > obed.org.mx > > -- > redhat-list mailing list > unsubscribe > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/redhat-list > > -- > redhat-list mailing list > unsubscribe > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/redhat-list > ____________________________________________________________________________________ Be a better friend, newshound, and know-it-all with Yahoo! Mobile. Try it now. http://mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list
