[j-nsp] EX3400 or EX4600, and HPE FlexFabric-20/40, QSFP+ DAC's

[Chuck Anderson]

On Tue, Nov 21, 2017 at 06:28:07AM -0800, Emille Blanc wrote:
> Hello folks,
> 
> Trudging through the woes that are cross-vendor compatibility issues, and failing completely at getting a link between an EX3400 or EX4600, and an HPE FlexFabric-20/40 F8 card in our c7000 enclosure using an HPE branded QSFP+ 3mtr DAC.  That is to say, Juniper on one side, HPE on the other.
> As an added bonus, the HPE module seems to be allergic to Juniper's QSFP completely.
> 
> After the inevitable "It's not us, it's them" back-and-forth between JTAC and HPE Support, I'm looking for any success (or failure) stories from the community.
> 
> We've been testing with a pair of HPE DACs, and they each work fine when we loop it to two QSFP+ slots in the same chassis/module.
> 
> Has anyone been successful in making such a connection in the wild?

Buy cheap QSFP+ optics and use fiber?