Date: Fri, 9 Oct 2009 11:48:31 -0700 From: Pyun YongHyeon <pyunyh@gmail.com> To: Jack Vogel <jfvogel@gmail.com> Cc: Siquijor Philips <siquijorphilips@gmail.com>, sam@FreeBSD.org, freebsd-drivers@freebsd.org, freebsd-net@freebsd.org Subject: Re: intel 82576 ipsec offload? Message-ID: <20091009184831.GH3843@michelle.cdnetworks.com> In-Reply-To: <2a41acea0910091117q6cfab252sa8d5dfcf0182b660@mail.gmail.com> References: <a27b90e40910072224q2a79cbd9k2f789cb6d1513157@mail.gmail.com> <20091008174521.GE3843@michelle.cdnetworks.com> <a27b90e40910082114q6e4faa7ai3553e37d449ae2db@mail.gmail.com> <2a41acea0910091117q6cfab252sa8d5dfcf0182b660@mail.gmail.com>
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On Fri, Oct 09, 2009 at 11:17:00AM -0700, Jack Vogel wrote: > I am Jack, the network engineer at Intel responsible for all FreeBSD wired > lan drivers. > This is the first I've seen about this. Our understanding was that the > infrastructure needed > to do IPSec was not available for either Linux or FreeBSD, can you please > explain things? > I guess we already have crypto(9) infrastructure to support IPSec in kernel. CCed to sam who may know what is required to implement IPSec offloading in ethernet driver. > If everything is there except the support in the driver then I might be able > to add that to > my queue. > > Cheers, > > Jack > > > On Thu, Oct 8, 2009 at 9:14 PM, Siquijor Philips > <siquijorphilips@gmail.com>wrote: > > > On Fri, Oct 9, 2009 at 1:45 AM, Pyun YongHyeon <pyunyh@gmail.com> wrote: > > > On Thu, Oct 08, 2009 at 01:24:20PM +0800, Siquijor Philips wrote: > > >> Hi, > > >> > > >> I got a dual-port Intel Gigabit NIC with 82576 (ET) chipset > > >> http://www.intel.com/Assets/PDF/prodbrief/320116.pdf. It has a feature > > >> on IPsec offloading but it only mentioned Microsoft Windows 2008 and > > >> Vista servers. I wonder if FreeBSD have also support on this feature? > > >> > > > > > > AFAIK it's not yet, not sure whether Jack has plan to implement the > > > offloading. I know old Intel i82550 also supported IPSec offloading > > > but Intel didn't release required information to implement it. 3Com > > > also supported IPSec offloading in their 3XP hardwares(txp(4)) but > > > the offloading was not implemented. > > > > > > > Hi Pyun, > > > > Thanks for your info! By the way, who is Jack? Is he the author of > > this driver? I really need to have this feature usable on the driver. > > I bought these NICs with 82576 chipset for the purpose of implementing > > IPsec in my network and my current FreeBSD servers could benefit it. > > Just really thought it has support because FreeBSD was already part of > > the supported operating system. I was alerted when I've re-read the > > product info document again that it only support Windows 2008 and > > Vista platforms. Now, I've confirmed that with the current existing > > driver. I hope this guy has the plan of implementing it sooner because > > I really need it. > > > > Thanks, > > Siquijor
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