test/input/n4

in on zx0 tcp 10.3.3.3,12345 10.1.1.1,23
out on zx0 tcp 10.2.2.1,10023 10.3.3.3,12345
in on zx0 tcp 10.3.3.3,12345 10.1.1.1,53
out on zx0 tcp 10.2.2.1,10053 10.3.3.3,12345
in on zx0 tcp 10.3.3.3,12346 10.1.0.0,23
out on zx0 tcp 10.2.2.1,10023 10.3.3.3,12346
in on zx0 udp 10.3.3.3,12345 10.1.1.0,53
out on zx0 udp 10.2.2.1,10053 10.3.3.3,12345
in on zx0 tcp 10.3.3.3,12345 10.1.1.0,53
out on zx0 tcp 10.2.2.1,53 10.3.3.3,12345