OpenGrok

    1.1     jmmv pass in from port = 10101
    1.1     jmmv pass out from any to port != 22
    1.1     jmmv block in from port 20:21
    1.1     jmmv block out from any to port 10 <> 100
1.1.1.1  darrenr pass out from any to port = {3,5,7,9}
1.1.1.1  darrenr block in from port = {20,25}
1.1.1.1  darrenr pass in from any port = {11:12, 21:22} to any port = {1:2, 4:5, 8:9}