Hi guys,

I am using 7600 routers and not 6500 but on the 7600 you can configure 
netflow for information switched in hardware or for software.

Enabling NetFlow on the MSFC:
The NetFlow cache on the MSFC captures statistics for flows
routed in software.

I want to see AS info so i configure both.
For software (routing information like AS information) i configure this 
on a interface:
  ip flow egress
  ip flow ingress
  ip route-cache flow
  no mls switching unicast

Offcourse the ip flow-export has to be correct, something like this:
ip flow-export version 5 origin-as bgp-nexthop

I am still testing what the best combination are and have to read some 
more pdfs...

It also could be because the 6500 doesn't have layer 3 information when 
configured so.

Cédric what do you mean with 0? Is this de AS number or interface index?

Thanks,

Koen


Shane Gaumond wrote:
> Cedric Adrian,
> I have the same problem with a 6500 box..
> 
> Here's my config info:
> mls flow ip interface-full
> no mls flow ipv6
> ip flow-export version 9
> 
> I have a ticket open with Cisco concerning the Ifindex numbers reported
> by the router.  I still haven't heard back from them.  My problem is
> that the flows are reporting ifindexes matching to vlan interfaces and
> not ifindexes matching to Physical ports, I think this is related to the
> problem Adrian described.    
> 
> I also think your getting an ifindex of 0 because your looking at layer
> 2 traffic.  At least that's the ifindex I was seeing for all of my layer
> 2 traffic.  If the problem is the same as mine a "show snmp mib ifmib
> ifindex" will turn up nothing and using NetFlow version 5, 7 or 9 wont
> change anything either.  Run a "sh ip route 62.253.0.0" on your router.
> This will let you know if the router sees the ip's 62.253.83.189 and
> 62.253.91.251 on the same B network or separate C networks.  hope this
> helps.
> 
> 
> Shane Gaumond
> 514-822-6000 ext: 2082
> [EMAIL PROTECTED]
> Network technician 
> Matrox
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