[c-nsp] 7200 NPE-G1 and 802.3x

[Rodney Dunn]

There was a long set of discussions around this and
unfortunately I lost full track of what the conclusion
was. 

But from what I can tell it appears it will act
on a PAUSE frame but no generate one.

Are you running in GIG or 100/full?

Rodney

On Thu, Jul 05, 2007 at 07:36:33AM -0700, Kevin Graham wrote:
> Has anyone ever seen the onboard gigabit's of an
> NPE-G1 actually attempt flow control?
> 
> Sample 2821 looks great, a few overruns, but with
> pause frames to match:
> 
> 2821#sh int gig 0/0 | inc over|pause|low
>   output flow-control is XON, input flow-control is
> XON
>      550 input errors, 0 CRC, 0 frame, 17 overrun, 533
> ignored
>      0 watchdog, 0 multicast, 0 pause input
>      0 lost carrier, 0 no carrier, 823 pause output
> 2821#
> 
> ...however every NPE-G1 (not pushing any G2's hard
> enough yet to rack up overruns) I've looked doesn't
> appear to make an attempt:
> 
> npeg1#sh int gig 0/2 | inc over|pause|low
>   output flow-control is XON, input flow-control is
> XON
>      179528 input errors, 0 CRC, 0 frame, 179528
> overrun, 0 ignored
>      0 watchdog, 3794836 multicast, 0 pause input
>      1 lost carrier, 0 no carrier, 0 pause output
> npeg1#
> 
> Am I missing something obvious?
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