xref: /freebsd/share/examples/pf/pf.conf (revision 069ac184) 
1#	$OpenBSD: pf.conf,v 1.34 2007/02/24 19:30:59 millert Exp $
2#
3# See pf.conf(5) and /usr/share/examples/pf for syntax and examples.
4# Remember to set gateway_enable="YES" and/or ipv6_gateway_enable="YES"
5# in /etc/rc.conf if packets are to be forwarded between interfaces.
6
7#ext_if="ext0"
8#int_if="int0"
9
10#table <spamd-white> persist
11
12#set skip on lo
13
14#scrub in
15
16#nat-anchor "ftp-proxy/*"
17#rdr-anchor "ftp-proxy/*"
18#nat on $ext_if inet from !($ext_if) -> ($ext_if:0)
19#rdr pass on $int_if proto tcp to port ftp -> 127.0.0.1 port 8021
20#no rdr on $ext_if proto tcp from <spamd-white> to any port smtp
21#rdr pass on $ext_if proto tcp from any to any port smtp \
22#	-> 127.0.0.1 port spamd
23
24#anchor "ftp-proxy/*"
25#block in
26#pass out
27
28#pass quick on $int_if no state
29#antispoof quick for { lo $int_if }
30
31#pass in on $ext_if proto tcp to ($ext_if) port ssh
32#pass in log on $ext_if proto tcp to ($ext_if) port smtp
33#pass out log on $ext_if proto tcp from ($ext_if) to port smtp
34#pass in on $ext_if inet proto icmp from any to ($ext_if) icmp-type { unreach, redir, timex }
35