| # first matching rule wins; port 0 means any port | |
| allow tcp port=80 src=192.168.0.0/16 | |
| deny tcp port=22 src=0.0.0.0/0 | |
| allow udp port=53 src=10.1.0.0/16 | |
| allow tcp port=5432 src=10.2.3.0/24 | |
| allow tcp port=22 src=10.0.0.0/8 | |
| deny udp port=53 src=0.0.0.0/0 | |
| deny tcp port=23 src=0.0.0.0/0 | |
| allow tcp port=443 src=0.0.0.0/0 | |
| deny any port=0 src=0.0.0.0/0 | |