[c-nsp] Rate limiting problem under 12.0(27) S1

Jon Allen Boone ipmonger at delamancha.org
Wed Oct 20 14:21:09 EDT 2004


Sorry, code version (in subject line) 12.0(27)S1.

here's the relevant portion of an example config:

interface Serial4/0/0/22:0
  ip address XXX.XXX.XXX.XXX XXX.XXX.XXX.XXX
  no ip redirects
  no ip directed-broadcast
  no ip proxy-arp
  rate-limit input 512000 64000 64000 conform-action transmit 
exceed-action drop
  rate-limit output 512000 64000 64000 conform-action transmit 
exceed-action drop
  encapsulation ppp
  down-when-looped
end


Serial4/0/0/22:0
   Input
     matches: all traffic
       params:  512000 bps, 64000 limit, 64000 extended limit
       conformed 60339508 packets, 11592M bytes; action: transmit
       exceeded 50024 packets, 63884982 bytes; action: drop
       last packet: 32ms ago, current burst: 0 bytes
       last cleared 5w1d ago, conformed 29716 bps, exceeded 163 bps
   Output
     matches: all traffic
       params:  512000 bps, 64000 limit, 64000 extended limit
       conformed 4697 packets, 5143576 bytes; action: transmit
       exceeded 0 packets, 0 bytes; action: drop
       last packet: 418016928ms ago, current burst: 0 bytes
       last cleared 5w1d ago, conformed 13 bps, exceeded 0 bps

SNMP traffic stats confirm that the rate limits aren't being honored...

--jon

On Oct 20, 2004, at 14:07, Rodney Dunn wrote:

> Do you see the same problem if you use MQC with
> a policer?
>
> That's the way we prefer it be done.
>
> btw, code version and interface configuration?
>
> Rodney
>
> On Wed, Oct 20, 2004 at 01:54:35PM -0400, Jon Allen Boone wrote:
>> Folks,
>>
>>    I'm experiencing problems with CAR on a 7507+VIP2/50+PA-MC-T3.  It
>> appears that CAR is not properly rate-limiting traffic on either input
>> or output.  Is this a known issue?  I'm having trouble getting Bug
>> Tracker to return known bugs on this version of the IOS.
>>
>> --jon
>>
>> _______________________________________________
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>



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