nick at foobar
Apr 25, 2012, 5:26 AM
Post #2 of 3
(435 views)
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On 25/04/2012 13:18, Robert Hass wrote:
> I found in documentation that StackWise Plus is providing up to 64
> Gbps of throughput.
> But is it full-duplex (then 128 Gbps half-duplex) or half-duplex (then
> 32Gbps full-duplex) ?
> Is it per one port ? Or both stack ports ?
64 gigs half duplex, and that requires using the two stacking ports. For
more information, see:
> http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps5023/prod_white_paper09186a00801b096a.html
quote:
> To efficiently load balance the traffic, packets are allocated between
> two logical counter-rotating paths. Each counter-rotating path supports
> 16 Gbps in both directions, yielding a traffic total of 32 Gbps
> bidirectionally. The egress queues calculate path usage to help ensure
> that the traffic load is equally partitioned.
Nick
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