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authorHenning Brauer <henning@cvs.openbsd.org>2003-07-07 08:38:04 +0000
committerHenning Brauer <henning@cvs.openbsd.org>2003-07-07 08:38:04 +0000
commit1b23b191e9e49be5111102965f0b5f7db9a06fac (patch)
tree3d3caf51b2f8372f5981f9a7c34a9653058c05cf /share/man/man5
parent52930026d4246b77f9773ab3a5c2b1f2cdb4e064 (diff)
I'm pretty sure the formatting cleanup & clarifications here that Joel Knight
did in negotiation with jmc@ included some dancing with dead chicken ritual from Joel Knight ok jmc@
Diffstat (limited to 'share/man/man5')
-rw-r--r--share/man/man5/pf.conf.540
1 files changed, 21 insertions, 19 deletions
diff --git a/share/man/man5/pf.conf.5 b/share/man/man5/pf.conf.5
index fa6a751f188..4a057824580 100644
--- a/share/man/man5/pf.conf.5
+++ b/share/man/man5/pf.conf.5
@@ -1,4 +1,4 @@
-.\" $OpenBSD: pf.conf.5,v 1.260 2003/07/04 10:42:52 henning Exp $
+.\" $OpenBSD: pf.conf.5,v 1.261 2003/07/07 08:38:03 henning Exp $
.\"
.\" Copyright (c) 2002, Daniel Hartmeier
.\" All rights reserved.
@@ -1978,6 +1978,7 @@ and therefore lacks permission to bind to port 80).
# map daemon on 8080 to appear to be on 80
rdr on ne3 proto tcp from any to any port 80 -> 127.0.0.1 port 8080
.Ed
+.Pp
If the
.Ar pass
modifier is given, packets matching the translation rule are passed without
@@ -2028,51 +2029,52 @@ Interface fxp0 is the inside interface, and we are running
listening for outbound ftp sessions captured to port 8021.
.Bd -literal
# NAT
-# translate outgoing packets' source addresses (any protocol)
-# in this case, any address but the gateway's external address is mapped
+# Translate outgoing packets' source addresses (any protocol).
+# In this case, any address but the gateway's external address is mapped.
nat on kue0 inet from ! (kue0) to any -> (kue0)
# NAT PROXYING
-# map outgoing packets' source port to an assigned proxy port instead of
-# an arbitrary port
-# in this case, proxy outgoing isakmp with port 500 on the gateway
+# Map outgoing packets' source port to an assigned proxy port instead of
+# an arbitrary port.
+# In this case, proxy outgoing isakmp with port 500 on the gateway.
nat on kue0 inet proto udp from any port = isakmp to any -> (kue0) \e
port 500
# BINAT
-# translate outgoing packets' source address (any protocol)
-# translate incoming packets' destination address to an internal machine
-# (bidirectional)
+# Translate outgoing packets' source address (any protocol).
+# Translate incoming packets' destination address to an internal machine
+# (bidirectional).
binat on kue0 from 10.1.2.150 to any -> (kue0)
# RDR
-# translate incoming packets' destination addresses
-# as an example, redirect a TCP and UDP port to an internal machine
+# Translate incoming packets' destination addresses.
+# As an example, redirect a TCP and UDP port to an internal machine.
rdr on kue0 inet proto tcp from any to (kue0) port 8080 -> 10.1.2.151 \e
port 22
rdr on kue0 inet proto udp from any to (kue0) port 8080 -> 10.1.2.151 \e
port 53
# RDR
-# translate outgoing ftp control connections to send them to localhost
-# for proxying with ftp-proxy(8) running on port 8021
+# Translate outgoing ftp control connections to send them to localhost
+# for proxying with ftp-proxy(8) running on port 8021.
rdr on fxp0 proto tcp from any to any port 21 -> 127.0.0.1 port 8021
-
+.Ed
+.Pp
In this example, a NAT gateway is set up to translate internal addresses
using a pool of public addresses (192.0.2.16/28) and to redirect
incoming web server connections to a group of web servers on the internal
network.
Interface fxp0 is the external interface.
-
+.Bd -literal
# NAT LOAD BALANCE
-# translate outgoing packets' source addresses using an address pool. A
-# given source address is always translated to the same pool address by
+# Translate outgoing packets' source addresses using an address pool.
+# A given source address is always translated to the same pool address by
# using the source-hash keyword.
nat on fxp0 inet from any to any -> 192.0.2.16/28 source-hash
# RDR ROUND ROBIN
-# translate incoming web server connections to a group of web servers on
-# the internal network
+# Translate incoming web server connections to a group of web servers on
+# the internal network.
rdr on fxp0 proto tcp from any to any port 80 \e
-> { 10.1.2.155, 10.1.2.160, 10.1.2.161 } round-robin
.Ed