1pass in inet proto icmp all icmp-type echorep 2pass in inet proto icmp all icmp-type echorep code 0 3pass in inet proto icmp all icmp-type 1 4pass in inet proto icmp all icmp-type 1 code 1 5pass in inet6 proto ipv6-icmp all icmp6-type 0 6pass in inet6 proto ipv6-icmp all icmp6-type 0 code 0 7pass in inet6 proto ipv6-icmp all icmp6-type unreach 8pass in inet6 proto ipv6-icmp all icmp6-type unreach code admin-unr 9block drop in inet proto icmp all icmp-type echorep 10block drop in inet proto icmp all icmp-type echorep code 0 11block drop in inet proto icmp all icmp-type 1 12block drop in inet proto icmp all icmp-type 1 code 1 13block drop in inet6 proto ipv6-icmp all icmp6-type 0 14block drop in inet6 proto ipv6-icmp all icmp6-type 0 code 0 15block drop in inet6 proto ipv6-icmp all icmp6-type unreach 16block drop in inet6 proto ipv6-icmp all icmp6-type unreach code admin-unr 17pass in inet proto icmp all icmp-type unreach code needfrag 18pass in inet6 proto ipv6-icmp all icmp6-type timex code reassemb 19