Wondering if anyone out there has tried using 3rd party Twinax cables between Nexus 5500s and 10G servers with XFP ports. I'm specifically referring to this cable: *10GbE XFP to SFP+ Cable 6M, Active* Which can be found here: http://www.sfpcables.com/cab-xfp-sfp-a6m-24 Thanks, -dan