In a previous version of Fedora I had iptables rules of the form:
-A INPUT -p tcp --destination-port 25 -m mac --mac-source AA:BB:CC:DD:EE:FF -j ACCEPT
in order to accept email only from selected local systems.
Ive just installed Fedora 20, and Im trying to implement the same kind of thing using:
but Ive been unable to figure out how to do this. Any thoughts?