[c-nsp] Cisco 7201 sending unintended gratitious arps

Mike mike-cisconsplist at tiedyenetworks.com
Tue Jul 28 11:32:36 EDT 2015


On 07/28/2015 08:22 AM, Gert Doering wrote:
> Hi,
>
> On Tue, Jul 28, 2015 at 08:07:52AM -0700, Mike wrote:
>>      I don't understand why it would be sending these
> Because some genius at Cisco thought that gratuitous ARPs are a useful
> thing, and Cisco never turns off a feature that might break someone's
> broken deployment that relies on a particular misfeature to not explode.
>
> "no ip gratuitous-arps"
>
> in global config mode.  (Of *course* this is a global command, so you
> can't even have it on one interface and turn it off on a different one)
>
> gert

Thank you both (Mark Tinka), I spent a good long time looking for this 
command before asking and came up short.  I have applied it and it 
appears to do what it says it does. Thanks!


Mike-



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