Date: Mon, 23 Mar 2020 09:17:24 +0100 From: Gerrit Kuehn <gerrit.kuehn@aei.mpg.de> To: freebsd-net@freebsd.org Subject: Re: SFP+ on PRO/10GbE Message-ID: <20200323091724.6d45245f@comet2.terra.ger> In-Reply-To: <bd63a50a-5a1e-404a-bbf4-f8c795d369d6@www.fastmail.com> 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> <bd63a50a-5a1e-404a-bbf4-f8c795d369d6@www.fastmail.com>
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On Sun, 22 Mar 2020 17:11:20 -0400 "Dan Langille" <dan@langille.org> wrote: > > > I cannot use an SFP+ optic at the switch. The connection just > > > does not happen. > I just tried the other switch (US-48) which had one SFP+ port free. > Same issues there. Does the switch allow to select the link capacity manually? I've seen switches failing to do auto-negotiation, falling through with no link at all. cu Gerrit
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