It seems that changing the SSH ports to something other than 22 breaks communication in the cluster.
Steps to reproduce:
- change /etc/ssh/sshd_config so Port is something other than 22 (i.e. 222)
- reboot
- watch the synchronisation errors on the main page
Steps to reproduce:
- change /etc/ssh/sshd_config so Port is something other than 22 (i.e. 222)
- reboot
- watch the synchronisation errors on the main page