[c-nsp] 2960 -> 4948 - no more drops :)

Reuben Farrelly reuben-cisco-nsp at reub.net
Sat Feb 16 20:05:14 EST 2013

This documents may help answer your questions about buffer sizes and how 
they are shared amongst ports on the two switches:


Look down at the QoS and queueing information (ignore the bits about 


On 17/02/2013 11:14 AM, CiscoNSP_list CiscoNSP_list wrote:
> Hi Rob (Sorry for not replying inline, but hotmail screws the
> formatting)
> We did try tuning qos buffers (It did improve the drops, but they
> were still significant), and we also tried disabling mls qos (Still
> saw significant drops)....Im really interested to know why there is
> such a difference between the two platforms....i.e. is it buffers/how
> they are allocated, architectural differences or combination of
> both?
> Cheers.

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