On 10/28/2015 03:17 PM, Antonio M wrote:
still I have not done a single step to improve situation
The problem isn't obvious. Your firewall rules are set up properly to
both browse other mDNS devices and advertise services on your system
using mDNS.
Maybe install the avahi-tools package and run "avahi-browse --all" in a
terminal. See what you get.