Subject: Re: can't raise in kernel pppoe0 with mtu > 1460
To: Alicia da Conceicao <>
From: Martin Husemann <>
List: port-i386
Date: 03/21/2005 22:34:57
On Mon, Mar 21, 2005 at 04:11:35PM -0500, Alicia da Conceicao wrote:
> map pppoe0 -> mssclamp 1420
> map pppoe0 ->

Why do you duplicate that last line?

> and with only a MTU of 1460, I cannot use a higher mssclamp.

Well, there is no officicial "good" value for clamping, this is all
about working around broken network setups somewhere else. FWIW,
I use MTU (which happens to be 1460 at some places for me too) - 8
as clamping size and never noticed any problems.