[c-nsp] WS-X6704-10GE, WS-X6708-10GE

Dmitry Valdov dv at dv.ru
Fri Mar 2 11:30:20 EST 2012


Hi!

No reload required.
I guess this command increases buffers between a card and fabric.

Well.. When a packet arrives.. It must come to the fabric and return back to
the card.. What happend when two  packets arrive at the same time?


On Fri, 2 Mar 2012, Artyom Viklenko wrote:

> On 02.03.2012 13:03, Dmitry Valdov wrote:
>> 
>> 
>> 
>> I had a simular problem a few months ago.
>> I saw overruns and loss of packets when much traffic flowed from one
>> port of 6704 to another port of the same card. (Actually it was port
>> mirroring).
>> 
>> The problem was fixed by configuring "fabric buffer-reserve low" (or
>> medium).
>
> Hm.. this increase space for incoming packets? Correct?
> Interesting. Do I need to reload router after this command applied?
>
>> 
>> 
>> On Fri, 2 Mar 2012, Artyom Viklenko wrote:
>> 
>>> On 02.03.2012 12:03, Alan Buxey wrote:
>>>> without DFC cards, some work/decisions still have to go to the
>>>> supervisor. DFC (distributed) is what gives your modules autonomy
>>>> 
>>>> alan
>>>> 
>>> 
>>> This is already clear. :) The only not-so-clear thing now is the
>>> internals of these line cards.
>>> 
>>> Thank you!
>> 
>
>
> --
>           Sincerely yours,
>                            Artyom Viklenko.
> -------------------------------------------------------
> artem at aws-net.org.ua | http://www.aws-net.org.ua/~artem
> artem at viklenko.net   | JID: artem at jabber.aws-net.org.ua
> FreeBSD: The Power to Serve   -  http://www.freebsd.org
>

-- 
Dmitry Valdov
CCIE #15379 (R&S and SP)


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