SSH and VNC on mac

Xquarts

install xquartz on both local and remote machine

Remote

system preference > sharing > remote login

edit /etc/sshd_config or /Private/etc/sshd_config as sudo and make

X11Forwarding yes

restart sshd on mac (uncheck and recheck the remote login).

Local

edit /etc/ssh_config

ForwardX11 yes 

then use the -Y on ssh

VNC

system preference > Sharing > screen sharing

in the remote mac, hit

Command + K  

and type vnc://