在rh7.2 kde下面,telnet到sun,启动图形程序。告诉我x验证失败

在rh7.2 kde下面,telnet到sun,启动图形程序。告诉我x验证失败

如何解决??多谢      
多谢了~~~      
Xlib: connection to "LEON:0.0" refused by server
Xlib: Client is not authorized to connect to Server
Error: Can't open display: LEON:0.0