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