The other strange thing is (on the target side, doing an nmap to the server):
Nmap done: 1 IP address (1 host up) scanned in 334.13 seconds # nmap 192.168.178.51 Starting Nmap 7.70 ( https://nmap.org ) at 2020-05-09 12:55 CEST Nmap scan report for Christophs-MBP.fritz.box (192.168.178.51) Host is up (0.00050s latency). All 1000 scanned ports on Christophs-MBP.fritz.box (192.168.178.51) are closed MAC Address: A8:60:B6:2E:DF:6D (Apple) Nmap done: 1 IP address (1 host up) scanned in 333.33 seconds No port open to the outside. > Am 09.05.2020 um 13:07 schrieb Christoph Kukulies <[email protected]>: > > > >> Am 09.05.2020 um 12:39 schrieb Richard Tobin <[email protected] >> <mailto:[email protected]>>: >> >>>> Launching X11 manually ./X11 is a good point. Did that and XQuartz >>>> appears in the dock. Firing then xclock on the Target doesn't do >>>> a connection. Silence. The xclock just hangs there. >>> >>> Does running xclock or other X clients locally work? > > No. xclock also hangs locally. > > >>> >>> If it does, X is listening on the unix socket as expected and the >>> problem must be with ssh connecting to it. What X-related lines >>> does /etc/ssh/ssh_config have? >> >> Also, do ssh -v -Y and see what it says about X11 forwarding. >> > > > Have gone through the ssh connection already in previous posts. > > > What make me wonder is, when I’m looking at the process command line of the > Xquartz process that there is a > -nolisten tcp (?!) > > 6306 s003 S< 0:00.00 /opt/X11/bin/Xquartz :0 -nolisten tcp -iglx -auth > /var/root/.serverauth.6258 > > Who is doing that? > > — > Christoph > >> -- Richard >> >> -- >> The University of Edinburgh is a charitable body, registered in >> Scotland, with registration number SC005336. >> >
