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 [email protected]
The manual page has been written by [email protected]