ipfw loads with forwarding disabled
khaled.abu at gmail.com
Fri Jul 22 00:02:56 GMT 2005
On 7/22/05, Jon Falconer <jfalconer at puc.edu> wrote:
> I'm running FreeBSD 5.4-RELEASE. When I load ipfw.ko I get:
> ipfw2 initialized, divert disabled, rule-based forwarding disabled,
> default to deny, logging disabled
> I want to use the forward action in the rule set, logging would be nice
> too. When I try to add a rule which uses the forward action, I get:
> Line 2: getsockopt(IP_FW_ADD): Invalid argument
> and line 2 looks similar to:
> add 1200 forward ##.##.##.1 src-ip ##.##.##.0/23 in recv dc1
> At this point I'm guessing that "rule-based forwarding disabled" has
> something to do with it no liking my rule. I tried adding "options
> IPFIREWALL_FORWARD" to the kernel config and rebuilt the kernel. But I
> still get the same message as above when loading ipfw (kernel module).
> I've perused all the relevant sections of the handbook that I could find
> without finding any more clues. What does it take to change the default
> feature set of the ipfw kernel module? Or do I have to compile it into the
> kernel to alter this?
> Thanks for your suggestions,
What value does sysctl net.inet.ip.forwarding has?
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