[Linux-PowerEdge] Unqualified SFP+ adapter detected

Michael Watters wattersm at watters.ws
Thu Feb 16 12:37:53 CST 2017

Unfortunately there doesn't appear to be a newer version of the bnx2x
driver available.  I checked on both Dell and QLogic's sites but didn't
have any luck.

We ended up switching the server to use different cables from Dell which
are working fine now.

On 02/15/2017 07:24 PM, Russell Auld wrote:
> I've seen this exact complaint from the same card in the same server.
> It still works, despite the complaint. One caveat, we're running RHEL6
> on that server.
> The cables are Cisco TwinAx copper 10Gb. So far so good.
> There are driver and firmware updates for that card on the Dell
> support page (look under Qlogic), but I did not have any luck using them.
> I'm just running stock RHEL6 and it works.
> On Wed, Feb 15, 2017 at 5:07 PM, Chris Adams <linux at cmadams.net
> <mailto:linux at cmadams.net>> wrote:
>     Once upon a time, Michael Watters <wattersm at watters.ws
>     <mailto:wattersm at watters.ws>> said:
>     > I am setting up a Poweredge R720 server with a Broadcom BCM57810
>     10 Gbit
>     > NIC however the SFP adapters that we have appear to be incompatible.
>     >
>     > > Warning: Unqualified SFP+ module detected, Port 0 from
>     CISCO-TYCO part
>     > number 1-20553783-1
>     >
>     > Is there an updated version of the bnx2x driver available for CentOS
>     > 7.3?  Would it be possible to update the kernel module to work with
>     > different SFP adapters?  I am willing to patch the kernel source
>     if needed.
>     Does it actually not work, or does it just complain about it?  I know
>     lots of router/switch vendors will complain, but the optics still
>     actually work just fine.
>     I know the Intel ixgbe driver won't actually turn on unsupported
>     SFPs by
>     default (which is annoying), but there's an option for the module to
>     turn them on, allow_unsupported_sfp (and then they work fine,
>     including
>     "ethtool -m" to see DOM info).  I don't know if there's a similar
>     option
>     for Broadcom.
>     Sigh, games vendors play with standard ports...
>     --
>     Chris Adams <linux at cmadams.net <mailto:linux at cmadams.net>>
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