Thanks for the short and helpful answer. It was my error. I shouuld have read pf.conf Anyway: It is a very reasonable security measure. Rodrigo On Sat, 9 Mar 2019, Christian Weisgerber wrote:
On 2019-03-09, Roderick <[email protected]> wrote:
In addition, the default /etc/pf.conf blocks connections to the X11 server: # By default, do not permit remote connections to X11 block return in on ! lo0 proto tcp to port 6000:6010

