NAT and TTL

[Harald Welte]

On Mon, Mar 11, 2002 at 04:25:07PM +0100, Gwenael Letellier wrote:
> Hi,
> 
> I have a question about how Netfilter DNAT handles TTL. From a previous
> experience, I believed NetFilter would not decrement TTLs when routing
> DNATed packets. 

This sentence already explains why we do it:  We are routing a packet,
and the TTL has to be decremented on every router.

NAT on a bridge would not need to decrement TTL

> Thank you,
> G. Letellier

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