Optical SFP+ modules with BCM 957711

Lasse Osterild lasseoe at unixzone.dk
Thu Jul 21 15:11:50 CDT 2011

It's a real mess - the card is also a Direct Attach card, but it doesn't seem to like any of my DA cables and Dell says that DA cables are unsupported, yet are incapable of providing me with any documentation stating this.

On 21/07/2011, at 19.23, Sebastien Douche wrote:

> Hi,
> I want to know what kind of Optical modules I can use with the
> Broadcom 957711 (A1113G) SFP+ double ports. SR ? LR ? ER ? LRM ?
> A broadcom engineer said :
> "I've only seen SR modules qualified on the NIC, though the underlying
> hardware can support SR, LR, and LRM modules. You'll need to check the
> vendor's documentation for their list of supported modules as the
> qualification is specified by the vendor."
> And :
> "Broadcom doesn't sell cards directly to end users, OEMs such as Dell
> sell NICs with Broadcom controllers. The OEM's documentation should
> include the optics modules they've chosen to support on their NIC."
> Does anyone already tested modules on this card. Can't found any
> information on Dell site.
> Thanks.
> -- 
> Sebastien Douche <sdouche at gmail.com>
> Twitter : @sdouche
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