[c-nsp] Catalyst 3750 failure - marsupial interference

Dale W. Carder dwcarder at wisc.edu
Wed Apr 2 09:22:24 EDT 2008


On Apr 2, 2008, at 8:12 AM, Winders, Timothy A wrote:
>>>>> Probably should've been running "service anti-possum enable"
>>>>
>>>> read the changelog - Cisco revised this command in 12.2(30)SB1
>>>>
>>>> no service possum
>>>
>>> You mean the possum service is enabled by default?  I thought we
>>> had to
>>> enable it with
>>>
>>> 	service no possum
>>
>> While there is a global "service no possum" now, by default
>> it also used to be interface fa0/1 no possum enable, so it's
>> there too and can override the global command.
>>
>> If you do it wrong, then it's process switched.
>
> Yes, which is why it's so important to get the 3750-P model which  
> always
> does possum inspection in hardware.

But then you don't get any snmp stats ;-(

Dale




More information about the cisco-nsp mailing list