2048/tcp log internal tcp_daytime 2048/udp log internal udp_daytime { filter loopback allow 127.0.0.0 mask 255.0.0.0 } { filter local allow 128.100.102.0 mask 255.255.255.0 allow 128.100.100.0 mask 255.255.255.0 insert loopback allow 128.100.97.0 mask 255.255.255.0 } 20480/tcp log filter local internal tcp_daytime 20481/tcp log filter loopback internal tcp_daytime { libwrap allow ./test.cf_allow deny ./test.cf_deny } 20482/tcp log libwrap testing internal tcp_daytime