Hi,
Could you please reboot the server if possible?
As per screenshot we don't see any communication problem. Also try to make some other changes in the policy and make sure policy number is updating or not.
Could you please confirm which articles you followed to apply passwords and to disable the access.
How to prevent SEP features from being disabled in the client GUI in SEP 12.1
http://www.symantec.com/docs/TECH168990