[c-nsp] sup720 ICMP redirects "once per second"

Andy Ellsworth andy at dar.net
Mon Feb 11 09:31:59 EST 2013


Brain fart...it's early. Disregard.


On Mon, Feb 11, 2013 at 8:30 AM, Andy Ellsworth <andy at dar.net> wrote:

> I believe it's simply "ip icmp rate-limit unreachable". Default interval
> appears to be 500ms.
>
>
> http://www.cisco.com/en/US/docs/ios-xml/ios/ipapp/command/iap-i1.html#GUID-8369086B-6343-4BE3-8330-6754D14BCB5D
>
>
> On Mon, Feb 11, 2013 at 8:17 AM, Phil Mayers <p.mayers at imperial.ac.uk>wrote:
>
>> All,
>>
>> Does anyone know which knob controls the "only send 1 ICMP redirect /
>> sec" on an HSRP-enabled SVI on 6500/sup720 (SXJ IOS)? Is there a "show"
>> command for the defaults / current setting?
>>
>> Note: I am not talking about the redirect MLS rate-limiter here; that's
>> disabled. I'm seeing constant traffic flowing and would expect constant
>> ICMP redirects, but that's not happening - they're coming at regular
>> 1-second intervals, regardless of the underlying packet arrival rate.
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>
>


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