Date: Thu, 12 Jul 2012 14:00:03 -0700 From: Doug Barton <dougb@FreeBSD.org> To: George Neville-Neil <gnn@freebsd.org> Cc: Navdeep Parhar <np@FreeBSD.org>, net@freebsd.org Subject: Re: Interface MTU question... Message-ID: <4FFF3AD3.50703@FreeBSD.org> In-Reply-To: <4C0DD966-6B60-4ADF-8476-D3C0CB3FC1C3@freebsd.org> References: <86liiqrnnq.wl%gnn@neville-neil.com> <4FFDF6C7.3030301@FreeBSD.org> <C06D346A-97BE-4498-B4E5-0ED85731A8BD@freebsd.org> <4FFF1742.9010906@FreeBSD.org> <4C0DD966-6B60-4ADF-8476-D3C0CB3FC1C3@freebsd.org>
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On 07/12/2012 01:50 PM, George Neville-Neil wrote: > > On Jul 12, 2012, at 14:28 , Doug Barton wrote: > >> While y'all are looking at MTU (which is an increasingly important topic >> as we move into a Gig+ world) I'm wondering what our support is for >> https://tools.ietf.org/html/rfc4821 ?? I asked this a while back and >> never got an answer. >> >> This method of PMTUD is really important given the massive (stupid) >> brokenness of people routinely blocking all of ICMPv4. > > We do not support that RFC and support in other OSs is quite limited. > It does not seem to be have been taken up by the Internet community > in general. > > That being said, it is an interesting mechanism. Probably not a bad idea > for a wish list item. Thanks for the response. Doug
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