Re: Controlling ports used by natd
From: Barney Wolff (barney_at_databus.com)
Date: 12/12/03
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Date: Fri, 12 Dec 2003 02:45:19 -0500 To: Brett Glass <brett@lariat.org>
On Thu, Dec 11, 2003 at 08:12:49PM -0700, Brett Glass wrote:
> Is there a way to control the range of ports to which FreeBSD's
> natd maps outgoing connections? I'm attempting to deal with a
> situation in which natd is (sometimes) changing outgoing UDP
> packets' source port numbers to ones which are commonly used
> by worms. Sometimes, a firewall at the destination blocks the
> packet; at other times, the response is blocked on the way
> back.
>
> If it is possible to tell natd to avoid using ports that are
> firewalled, it ought to be possible to avoid this problem. But
> I can find no way to do this. Does one exist?
UTSL libpcap/alias_db.c
-- Barney Wolff http://www.databus.com/bwresume.pdf I'm available by contract or FT, in the NYC metro area or via the 'Net. _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
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