Date: Sun, 22 Mar 2020 17:11:20 -0400 From: "Dan Langille" <dan@langille.org> To: sthaug@nethelp.no Cc: "Pieper, Jeffrey E" <jeffrey.e.pieper@intel.com>, freebsd-net@freebsd.org Subject: Re: SFP+ on PRO/10GbE Message-ID: <bd63a50a-5a1e-404a-bbf4-f8c795d369d6@www.fastmail.com> In-Reply-To: <20200322.214355.415142200.sthaug@nethelp.no> References: <cb8f9df8-4a97-4823-bbcd-560a95e9df19@www.fastmail.com> <2A35EA60C3C77D438915767F458D6568B90935EC@ORSMSX111.amr.corp.intel.com> <e93467c5-d6bd-4db0-b4a4-a382adad7289@www.fastmail.com> <20200322.214355.415142200.sthaug@nethelp.no>
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On Sun, Mar 22, 2020, at 4:43 PM, sthaug@nethelp.no wrote: > > Partial success. The card is now able to use an SFP+ optic. It warns me > > when the optic is installed: > > > > Mar 22 16:49:45 r720-01 kernel: WARNING: Intel (R) Network Connections are quality tested using Intel (R) Ethernet Optics. Using untested modules is not supported and may cause unstable operation or damage to the module or the adapter. Intel Corporation is not responsible for any harm caused by using untested modules. > > > > I cannot use an SFP+ optic at the switch. The connection just does not happen. > > > > If I go back to the original SFP optic, the connection occurs, as expected at 1G. > > > > On the switch side, I've tried a known good optic from an existing connection. > > > > I could install an PRO/10GbE instead, that has a built-in transceiver. I have > > two of those in use now, both working on 10G. > > Have you tried connected it to something other than the Unifi switch? The only SFP+ capable switches I have are Unifi. I just tried the other switch (US-48) which had one SFP+ port free. Same issues there. > I have two Dell R430 servers running 12.1-STABLE, using Intel X520 DP > 10Gb DA/SFP+ cards with non-Intel branded LR optics. Works fine with > hw.ix.unsupported_sfp=1 setting - one of them connected to a Juniper > MX480 router, the other to an Extreme X670 switch. I had Extreme switches here before. They are long gone now. Nice things though. Thank you. -- Dan Langille dan@langille.org
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