Dave and the Australian Redback team might disagree with me here, but with 10GbE switch ports now costing less than $100 ea, I reckon if you need to go off-board, just use a switch. It gives you so many more options for a (usually negligible) incremental system cost.
Jason On 06 Nov 2013, at 16:23 , Jack Hickish wrote: > Thanks, all, > > Food for thought... > (I'm trying to weigh up the pros and cons of using a cheaper > switchless correlator but having to make more custom firmware vs just > using a switch and participating in mass IP theft from various CASPER > github repos) > > Cheers, > > Jack > > On 6 November 2013 13:45, Andrew Martens <and...@ska.ac.za> wrote: >> Hi Jack >> >> Do you need 10Ge links or XAUI? >> >> The 10Ge yellow blocks work fine on ROACH2. >> >> One of the outstanding yellow blocks for ROACH2 is the XAUI block. The 10Ge >> yellow blocks use a quad core XAUI >> core underneath which takes care of bonding the individual streams together >> so it will not quite be as easy as using >> the innards of the 10Ge block if you want to make a XAUI block. >> >> Cheers >> Andrew >> >> >>> Hi all, >>> >>> I'm considering an application for ROACH2 which would require a load >>> of point-to-point 10Gb/s connections. Has anyone got XAUI running on >>> ROACH2 with either of the available mezzanine cards? If not, are there >>> likely to be any major obstacles to getting this working? >>> >>> Cheers, >>> >>> Jack >>> >>> >> >
