Date: Wed, 21 Apr 2004 10:45:48 +0100 (BST) From: Vince Hoffman <jhary@unsane.co.uk> To: Chiang Seng Chang <cs@europa.ctzen.com> Cc: freebsd-questions@freebsd.org Subject: Re: iptables to ipfw Message-ID: <20040421102544.E22773@unsane.co.uk> In-Reply-To: <20040420204553.GA3225@europa.ctzen.com> References: <20040420204553.GA3225@europa.ctzen.com>
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On Tue, 20 Apr 2004, Chiang Seng Chang wrote: > hi, > > anyone knows what is the equivalent of these in ipfw ? > > iptables -t nat -A POSTROUTING -s 10.1.0.2/32 -o eth0 -j MASQUERADE > iptables -t nat -A POSTROUTING -s 10.50.4.0/22 -o eth0 -j MASQUERADE > > it's for openvpn using tun0. > > i have setup natd using: > > ipfw add divert natd all from any to any via dc0 > > and it is working. > > but i would like to be more specific so that i am not nat'ing unnecessary. > > tried without success: > > ipfw add divert natd all from 10.1.0.1/32 to any via dc0 > ipfw add divert natd all from 10.50.4.0/22 to any via dc0 > try (from natd man page) -unregistered_only | -u Only alter outgoing packets with an unregistered source address. According to RFC 1918, unregistered source addresses are 10.0.0.0/8, 172.16.0.0/12 and 192.168.0.0/16. as an extra flag to natd > thanks and regards. > > -cs > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" >
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