Date: Sat, 22 Nov 2008 08:43:33 -0500 From: Tom Marchand <m0rchand@comcast.net> To: freebsd-questions@freebsd.org Subject: Re: IPFW Rule Message-ID: <BBA74CAD-5F63-4E4E-BE18-8424ED5FEEC2@comcast.net> In-Reply-To: <20081122002501.P3638@wojtek.tensor.gdynia.pl> References: <6B2C3766-25F4-454F-9597-12186B564060@comcast.net> <20081122002501.P3638@wojtek.tensor.gdynia.pl>
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On Nov 21, 2008, at 6:25 PM, Wojciech Puchar wrote: >> I am trying to add a IPFW rule to forward traffic but I keep >> getting the message "ipfw: getsockopt(IP_FW_ADD): Invalid >> argument". The rule I am trying to add looks like this: >> >> ipfw add 600 fwd 192.169.2.3, 6000 tcp from 192.169.2.3 to any 80 >> >> I do have IP Forwarding enabled. Any ideas what I am doing wrong? > > rule looks OK, but your message clearly suggest you DO NOT have IP > forwarding enabled Interesting sysctl reports that forwarding is enabled: $ sysctl -a |grep forward net.inet.ip.forwarding: 1 IP forwarding is enabled in GENERIC isn't it? I am running 6.1- RELEASE FreeBSD 6.1-RELEASE #0.
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