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List:       freebsd-hackers
Subject:    Re: ipfw: setsockopt failed
From:       Alfred Perlstein <perlsta () fang ! cs ! sunyit ! edu>
Date:       1997-06-27 18:07:48
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> I have the next problem:
> 
> When the "ipfw flush" comand is executed the system send me the message:
> 
> setsockopt failed

this is dumb, but are you root when you try this?

> or when i executed:
> 
> ipfw add divert 32000 ip from any to any via ed1     for example
> 
> the system send me the message
> 
> 00000 divert 32000 ip from any to any via ed1
> ipfw: setsockopt(IP_FW_ADD): Invalid argument 
> 
>         Why? and How can i resolv the problem?
> 

you need to specify the port to divert to :)
ie. from my machine:

/sbin/ipfw add 2000 divert 6668 all from any to any via ed0
			     |
this is the port number -----/

you should have a program listening to the port to manipulate the data
coming in.

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