[c-nsp] Flow Control and 10GE interfaces

[Pawel Sikora]

Gert Doering wrote:

>An interesting wrinkle (to some) is that stock flow control is not QoS 
>(i.e. 802.1p codepoint) aware - it's all-or-nothing, meaning your 
>low-bandwidth diffserv/EF flow gets paused as well as your less-then 
>best-effort 999.9mbit/sec FTP transfer :o(

>There's a flow control extension somewhere for per-802.1p flow control, 
>but I can't find the references for this.

Not so distant idea, Nexus 5000 supports it afaik: 
 
http://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps9670/white_paper_c11-542809.html 


Pawel/