1# $FreeBSD$ 2# $OpenBSD: pf.conf,v 1.34 2007/02/24 19:30:59 millert Exp $ 3# 4# See pf.conf(5) and /usr/share/examples/pf for syntax and examples. 5# Remember to set net.inet.ip.forwarding=1 and/or net.inet6.ip6.forwarding=1 6# in /etc/sysctl.conf if packets are to be forwarded between interfaces. 7 8#ext_if="ext0" 9#int_if="int0" 10 11#table <spamd-white> persist 12 13#set skip on lo 14 15#scrub in 16 17#nat-anchor "ftp-proxy/*" 18#rdr-anchor "ftp-proxy/*" 19#nat on $ext_if from !($ext_if) -> ($ext_if:0) 20#rdr pass on $int_if proto tcp to port ftp -> 127.0.0.1 port 8021 21#no rdr on $ext_if proto tcp from <spamd-white> to any port smtp 22#rdr pass on $ext_if proto tcp from any to any port smtp \ 23# -> 127.0.0.1 port spamd 24 25#anchor "ftp-proxy/*" 26#block in 27#pass out 28 29#pass quick on $int_if no state 30#antispoof quick for { lo $int_if } 31 32#pass in on $ext_if proto tcp to ($ext_if) port ssh 33#pass in log on $ext_if proto tcp to ($ext_if) port smtp 34#pass out log on $ext_if proto tcp from ($ext_if) to port smtp 35#pass in on $ext_if inet proto icmp from any to ($ext_if) icmp-type { unreach, redir, timex } 36