SSH configuration : X11 Forwarding

/etc/ssh/sshd_config
ListenAddress 0.0.0.0
X11Forwarding yes
XAuthLocation /usr/bin/X11/xauth
Subsystem sftp /usr/sbin/sftp-server

/etc/ssh/ssh_config
ForwardAgent yes
ForwardX11 yes
XAuthLocation /usr/bin/X11/xauth

arret/relance du deamon SSH (Commandes AIX)
stopsrc -s sshd
startsrc -s sshd