[c-nsp] netflow & Sup32 with native IOS
matthew zeier
mrz at velvet.org
Mon Aug 7 01:30:12 EDT 2006
that was it, thanks!
Tim Stevenson wrote:
> You need to change your h/w flow mask to something useful like "mls flow
> ip interface-full" and you need "mls nde sender version 5" to enable
> export of h/w stats. Probably you'll also want to muck w/the aging
> timers: "mls aging normal|fast|long".
>
> Right now you're only get stats for s/w switched traffic.
>
> Tim
>
> At 09:24 PM 8/4/2006 -0700, matthew zeier contended:
>
>> Is there a trick to get Netflow working on a Sup32 running native IOS?
>>
>> I'm using ehnt to view top destination ASNs. I have the following
>> config and
>> am getting data sent, however, the traffic counts are far below what I'm
>> actually pushing (>200Mbps).
>>
>> For instance,
>>
>> |---------------Dest----------------|
>> |----AS Name/Num----|-bw,% of total-|
>> VZGNI-TRANSIT(19262) 174k; 39.00%
>> KOMTEL( 8881) 13k; 2.93%
>> <unknown>(28573) 12k; 2.64%
>> CNCGROUP-BB( 4837) 11k; 2.51%
>> ALTERNET-AS( 701) 11k; 2.49%
>>
>>
>> I can't tell if my config is wrong or there's some limitation of the
>> Sup32.
>> The bw figures are way low.
>>
>> ip flow-export source Loopback0
>> ip flow-export version 5 origin-as
>> ip flow-export destination blah 4444
>>
>>
>> interface Port-channel1
>> description to_core1:po1
>> ip address blah
>> ip route-cache flow
>> ip ospf authentication message-digest
>> ip ospf authentication-key
>> ipv6 enable
>> end
>> _______________________________________________
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>
>
>
> Tim Stevenson, tstevens at cisco.com
> Routing & Switching CCIE #5561
> Technical Marketing Engineer, Catalyst 6500
> Cisco Systems, http://www.cisco.com
> IP Phone: 408-526-6759
> ********************************************************
> The contents of this message may be *Cisco Confidential*
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