[Q] I can't modify data in iphdr in conntrack module.

[Harald Welte]

On Mon, Mar 25, 2002 at 10:14:53PM +0900, XXXXXX wrote:
> 
> First of all, thank you for kind answers...
> 
> I'm now making xdmcp conntrack/nat module...

nice.

> I must change the data pointed by iphdr in conntrack_helper_function.

no. changing adresses is part of the job of a NAT helper.  Also, the
actuall address changes are done by the nat core.  Plase see the netfilter
hacking howto. 

> Then is there any solution that I can change the data of the packets in
> conntrack helper module?

Again, conntrack modules are about _tracking_.  NAT modules about _changing_.

> When I was trying this in kernel ver 2.2, it's working..

Forget about linux 2.2. when  you think use netfilter/iptables - it's 
completely different - almost nothing is the same.

> Hojae Lee

-- 
Live long and prosper
- Harald Welte / laforge@gnumonks.org               http://www.gnumonks.org/
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