Date: Sun, 15 Jan 2017 17:15:46 -0700 From: Kevin Bowling <kevin.bowling@kev009.com> To: Lev Serebryakov <lev@freebsd.org> Cc: freebsd-net@freebsd.org Subject: =?UTF-8?Q?Re=3A_10Gb_on_budged_with_fiber_=E2=80=94_what_should_IP_cho?= =?UTF-8?Q?ose=3F?= Message-ID: <CAK7dMtAM_Fv6nqL8bDbVSh-F_hEoGZJm0Ef3vG7fHwcMvvm-TA@mail.gmail.com> In-Reply-To: <173736586.20170115164757@serebryakov.spb.ru> References: <1773236257.20170115123252@serebryakov.spb.ru> <CAK7dMtBEDZCLBfbm%2B=BxYqqaCkENJLVQhukQBr3VOpaBmq9TsA@mail.gmail.com> <173736586.20170115164757@serebryakov.spb.ru>
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You should be able to find T420-CR or T420-BT for half that. The primary difference is that cxgbe is still a supported driver, and it's been high quality from the start unlike a lot of other vendors. You are engaging in archeology with the other cards you mentioned, and may spend way more value in time than you would in the purchase cost of two NICs :) On Sun, Jan 15, 2017 at 6:47 AM, Lev Serebryakov <lev@freebsd.org> wrote: > Hello Kevin, > > Sunday, January 15, 2017, 1:03:16 PM, you wrote: > > > Intel is overpriced and still riding their Ethernet reputation from well > > over a decade ago with little to show for it. I would recommend cxgbe > > anything, so Chelsio T420 and up. The T520-SO-CR is within reason for > > demanding home office/small office users to purchase new and I've > deployed > > over a thousand of these at work with flawless performance. T420 are a > bit > > cheaper on i.e. US ebay if that is viable to you but not by too much. I > > bought a T420-BT that way for home use and have no complaints. > Looks like our views of term "budget" is very different :). If I could > spend > $200+/card then it would be noo-rainer. > > > You can use DAC twinax cables to connect 10G SFP+ ports together. This > > will save several watts of power and heat on each side vs 10G Base-T. > Twinax is not what I could fit in my old house's (not datacenter!) cable > ducts > :( And new cable ducts means a LOT of dusty work (reinforced concrete > walls) & new wallpapers & stuff. > > > -- > Best regards, > Lev mailto:lev@freebsd.org
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