[c-nsp] sup720 CoPP/ratelimiters

[Gert Doering]

Hi,

On Mon, Jan 30, 2006 at 12:47:10PM +0200, Saku Ytti wrote:
> My main pains about CoPP:
> 
> 1) no ARP (7600), CLNS matches supported
>  -you can't CAR non matching traffic to 0bps, you'd kill your IS-IS

ARP matching is supported on 7603/Sup720/SXF.

...
  Hardware Counters: 

    class-map: cpp-arp (match-all)
      Match: protocol arp
      police :
        32000 bps 1000 limit 1000 extended limit

  Software Counters: 
          
    Class-map: cpp-arp (match-all)
      405679 packets, 24352868 bytes
      5 minute offered rate 4000 bps, drop rate 0 bps
      Match: protocol arp
      police:
          cir 32000 bps, bc 1500 bytes
        conformed 393130 packets, 23599924 bytes; action: transmit
        exceeded 12572 packets, 754324 bytes; action: drop
        conformed 2000 bps, exceed 0 bps


- and that seems to match experience.

gert
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de