[111158] in North American Network Operators' Group
Re: can I ask mtu question
daemon@ATHENA.MIT.EDU (Ricky Beam)
Fri Jan 30 18:33:52 2009
Date: Fri, 30 Jan 2009 18:33:37 -0500
To: nanog@nanog.org
From: "Ricky Beam" <jfbeam@gmail.com>
In-Reply-To: <Pine.LNX.4.64.0901301649470.30013@whammy.cluebyfour.org>
Errors-To: nanog-bounces@nanog.org
On Fri, 30 Jan 2009 16:51:00 -0500, Justin M. Streiner
<streiner@cluebyfour.org> wrote:
> If you're sourcing the pings from a device that supports it, you can
> also send the large pings with the Do Not Fragment bit set.
Most modern systems do that already (part of path MTU discovery.) And if
there are no routers in the path (only the switch in question), then
there's nothing to fragment it anyway.
--Ricky
