log in all
pass in from 128.0.0.1/24 to 128.0.0.1/16
pass in from 128.0.0.1/0xffffff00 to 128.0.0.1/0xffff0000
pass in from 128.0.0.1/255.255.255.0 to 128.0.0.1/255.255.0.0
pass in from 128.0.0.1 mask 0xffffff00 to 128.0.0.1 mask 0xffff0000
pass in from 128.0.0.1 mask 255.255.255.0 to 128.0.0.1 mask 255.255.0.0
pass in from localhost to localhost
block in log from 0/0 to 0/0