Error: Can\'t open display

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当你运行xterm出现错误如下:

xterm Xt error: Can‘t open display:
xterm: DISPLAY is not set

我的系统centos6.2

解决办法:

1、首先确定你安装了x11:yum -y install xorg-x11-xauth

2、其次修改配置文件:/etc/ssh/sshd_config, 

AllowTcpForwarding yes

X11Forwarding yes

ForwardX11 yes 或者(ForwardX11Trusted 

3、重启


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