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.TH netstat-nat 1 "July 2002"
.SH NAME
netstat-nat \- Show the natted connections on a linux iptable firewall
.SH SYNOPSIS
.B netstat-nat [options]
.br
.SH DESCRIPTION
.I netstat-nat
Displays NAT connections managed by netfilter/iptables which comes
with the > 2.4.x linux kernels.
The program reads its information from '/proc/net/ip_conntrack' or '/proc/net/nf_conntrack', which is
the temporary conntrack-storage of netfilter.
.SH OPTIONS
.TP
.B -h
displays help
.TP
.B -n
don't resolve IPs/portnumbers to host/portnames
.TP
.B -p <protocol>
display NAT connections with protocol selection (see /etc/protocols)
.TP
.B -s <source host>
display connections by source IP/hostname
.TP
.B -d <destination host>
display connections by destination IP/hostname
.TP
.B -S
display SNAT connections
.TP
.B -D
display DNAT connections
.TP
.B -L
display only connections to NAT box self (doesn't show SNAT & DNAT)
.TP
.B -R
display only connections routed through the NAT box (doesn't show SNAT & DNAT)
.TP
.B -x
extended view of hostnames
.TP
.B -r <src|dst|src-port|dst-port|state>
sort connections
.TP
.B -o
no output header
.TP
.B -N
display NAT box connection information (only valid with SNAT & DNAT)
.TP
.B -v
prints version
.SH FILES
/proc/net/ip_conntrack or /proc/net/nf_conntrack
.SH SEE ALSO
http://www.tweegy.nl/projects/netstat-nat/
.br
http://www.netfilter.org/
.SH AUTHOR
netstat-nat has been written by D.Wijsman danny@tweegy.nl
.br
The manual page has been written by marceln@xs4all.nl
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