Can't open display: hostname:0.0

[Dave Martini]

Do I need to configure an X0.hosts file?


Dave Martini wrote:
> # xclock
> Error: Can't open display: raider4:0.0
>
> What will cause the above error? I'm logged into a remote machine from 
> my own RHEL 4 box.
> I also typed xhost +hostname from my RHEL 4 box to allow the other 
> machine to display on my server. My DISPLAY environment variable is 
> the correct name of my RHEL 4 box.
>
> Thank You.
> Dave Martini
>