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List:       ipfilter
Subject:    Re: mssclamp help
From:       Wesley Morgan <morganw () chemikals ! org>
Date:       2002-12-20 21:57:55
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On Mon, 16 Dec 2002, Darren Reed wrote:

> In some email I received from Wesley Morgan, sie wrote:
> > I've just been forced to convert from cable to dsl due to a move, and
> > would like to use MPD/kernel-pppoe... However I am _definitely_
> > experiencing MSS issues. I have tried adding the "mssclamp 1452" to the
> > ipnat rules, but it does nothing. The standard "user-ppp" handles it with
> > no problems. Anyone have any experience with this?
> >
> > My ipnat rules are simply:
> >
> > map ng0 192.168.0.0/16 -> 0/32 proxy port ftp ftp/tcp mssclamp 1452
> > map ng0 192.168.0.0/16 -> 0/32 proxy port 7070 raudio/tcp mssclamp 1452
> > map ng0 192.168.0.0/16 -> 0/32 mssclamp 1452
>
> If you use tcpdump on ng0, with verbose mode on (-vv), what is the
> advertised MSS that goes out it ?

Sorry for the delayed reply, I've been busy... Anyway... tcpdump doesnt
show any MSS on any packets heading out on ng0.


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