Linux Command Library
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iptables-save

dump iptables rules to stdout ip6tables-save

iptables-save [-M modprobe] [-c] [-t table]

ip6tables-save [-M modprobe] [-c] [-t table]

iptables-save and ip6tables-save are used to dump the contents of IP or IPv6 Table in easily parseable format to STDOUT. Use I/O-redirection provided by your shell to write to a file.

-M, --modprobe modprobe_program
Specify the path to the modprobe program. By default, iptables-save will inspect /proc/sys/kernel/modprobe to determine the executable's path.
-c, --counters
include the current values of all packet and byte counters in the output
-t, --table tablename
restrict output to only one table. If not specified, output includes all available tables.

None known as of iptables-1.2.1 release

Harald Welte <laforge@gnumonks.org> Rusty Russell <rusty@rustcorp.com.au> Andras Kis-Szabo <kisza@sch.bme.hu> contributed ip6tables-save.

iptables-apply(8),iptables-restore(8), iptables(8)

The iptables-HOWTO, which details more iptables usage, the NAT-HOWTO, which details NAT, and the netfilter-hacking-HOWTO which details the internals.

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