Hello friends: I need to use an X application from my server, for these task i am doing the following: #my machine:> xhost + #my machine:> telnet server #server> export DISPLAY=my machine:0.0 xcalc & Error: Can't open display: my machine:0.0 why? I can do this task in a redhat box smoothly... but i want to use debian sid any ideas? thanks -- Alejandro Diego Garin GNU/Linux user #151577 counter.li.org Running Debian/Sid kernel 2.4.14