Changing ttl of incoming packets

Julian Elischer julian at elischer.org
Thu Apr 22 19:02:54 PDT 2004


start with natd and chop it until you have what you want..


On Fri, 23 Apr 2004, GiZmen wrote:

> > On Thu, Apr 22, 2004 at 11:54:15AM +0200, GiZmen wrote:
> > > Hello,
> > >  
> > > Is there any way to change ttl of incoming packet to a lower value ?
> > > I had tried min-ttl option in pf packet filter but this option only increase
> > > ttl to a given value when ttl is lower than this value.
> > >  
> > > I have searched on google and mailing lists but i do not find any answer.
> > > I am running Freebsd 5.2.1 and i am using pf as my packet filter.
> > >  
> > You mean, make the IP forwarding decrement the IP TTL more than by one?
> ---end quoted text---
> 
> No, i want to change ttl to whatever value i want. For example i want to 
> changle ttl value for any packet incoming to my iface to 10 value.
> I only want to know that is there some tool or option or anything else
> to set this. 
> 
> -- 
> Best Regards:
> 		GiZmen
> 
> UNIX is user-friendly; it's just picky about its friends
> UNIX is simple; it just takes a genius to understand its simplicity
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