summaryrefslogtreecommitdiff
path: root/etc/examples/pf.conf
blob: 2dd043aaca609eacca349b5ebfee153cd3a7a5a9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
#	$OpenBSD: pf.conf,v 1.2 2015/05/18 16:04:21 reyk Exp $
#
# See pf.conf(5) for syntax and examples.
# Remember to set net.inet.ip.forwarding=1 and/or net.inet6.ip6.forwarding=1
# in /etc/sysctl.conf if packets are to be forwarded between interfaces.

# increase default state limit from 10'000 states on busy systems
#set limit states 100000

set skip on lo

# filter rules and anchor for ftp-proxy(8)
#anchor "ftp-proxy/*"
#pass in quick inet proto tcp to port ftp divert-to 127.0.0.1 port 8021

# anchor for relayd(8)
#anchor "relayd/*"

block return	# block stateless traffic
pass		# establish keep-state

# rules for spamd(8)
#table <spamd-white> persist
#table <nospamd> persist file "/etc/mail/nospamd"
#pass in on egress inet proto tcp from any to any port smtp \
#    divert-to 127.0.0.1 port spamd
#pass in on egress proto tcp from <nospamd> to any port smtp
#pass in log on egress proto tcp from <spamd-white> to any port smtp
#pass out log on egress proto tcp to any port smtp


#block in quick from urpf-failed to any	# use with care

# By default, do not permit remote connections to X11
block return in on ! lo0 proto tcp to port 6000:6010