| example.7 (145510) | example.7 (153877) |
|---|---|
| 1# $FreeBSD: vendor/ipfilter/dist/contrib/ipfilter/rules/example.7 145510 2005-04-25 17:31:50Z darrenr $ | |
| 2# block all ICMP packets. 3# 4block in proto icmp all 5# 6# allow in ICMP echos and echo-replies. 7# 8pass in on le1 proto icmp from any to any icmp-type echo 9pass in on le1 proto icmp from any to any icmp-type echorep 10# 11# block all ICMP destination unreachable packets which are port-unreachables 12# 13block in on le1 proto icmp from any to any icmp-type unreach code 3 | 1# block all ICMP packets. 2# 3block in proto icmp all 4# 5# allow in ICMP echos and echo-replies. 6# 7pass in on le1 proto icmp from any to any icmp-type echo 8pass in on le1 proto icmp from any to any icmp-type echorep 9# 10# block all ICMP destination unreachable packets which are port-unreachables 11# 12block in on le1 proto icmp from any to any icmp-type unreach code 3 |