CentOS 7
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SSH X11 Forwarding
2015/04/15
 
It's possible to display and use GUI applications in remote server on local client with SSH X11 Forwarding.
[1] Enable X11 Forwarding on SSH server.
[root@dlp ~]#
vi /etc/ssh/sshd_config
# line 115: uncomment

X11Forwarding yes
X11DisplayOffset 10
[root@dlp ~]#
systemctl restart sshd
How to use on a Client : CentOS
 
This is the way to use GUI App on a CentOS client which desktop environment is installed.
[2] Start Terminal and connect to the SSH server which is enabled X11 Forwarding with "ssh -XC xxx" like follows.
After connecting, input commands like follows.
$ eval `dbus-launch --sh-syntax`
$ export DBUS_SESSION_BUS_ADDRESS
$ export DBUS_SESSION_BUS_PID
[3] Next, execute a GUI application which you'd like to. For example, start System Monitor.
[4] Just displayed System Monitor which in on remote server.
How to use on a Client : Windows
 
This is the way to use GUI App on a Windows client. For example, it shows Windows 10 and Putty.
[5]
First, Install Xming. Download it (Xming-***-setup.exe) from the site below and install. It's Ok to install with default all.
⇒ https://ja.osdn.net/projects/sfnet_xming/
[6] After installing Xming, start Putty and select [X11] on the left menu and check a box [Enable X11 forwarding] on the right pane. Next, connect to the SSH server which is enabled X11 Forwarding.
[7] After login to remote server, execute a GUI application which you'd like to. For example, start Libre Office Calc.
[8] Just displayed Libre Office Calc which in on remote server.
 
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