[nsp] Netflow on E3 LC

Yuval Ben-Ari yuvalba at netvision.net.il
Wed Aug 13 19:42:06 EDT 2003


as far as I understand, newer engines with higher bandwidth can't do netflow per packet at those rates so the sampling mode was introduced
read this one:
http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/120newft/120limit/120s/120s11/12s_sanf.htm

> -----Original Message-----
> From: Majid Siddiq [mailto:majid at pie.net.pk] 
> Sent: Tuesday, August 12, 2003 14:18
> To: Yuval Ben-Ari; cisco-nsp at puck.nether.net
> Subject: Re: [nsp] Netflow on E3 LC
> 
> 
> Yes, missed out that one. "show ip flow sampling" did the 
> trick. Sampled
> flow is working now.
> 
> But what about the normal netflow; can't we enable normal 
> netflow on Engine
> 3 cards.
> 
> regards
> majid
> 
> ----- Original Message -----
> From: "Yuval Ben-Ari" <yuvalba at netvision.net.il>
> To: "Majid Siddiq" <majid at pie.net.pk>; <cisco-nsp at puck.nether.net>
> Sent: Tuesday, August 12, 2003 5:53 PM
> Subject: RE: [nsp] Netflow on E3 LC
> 
> 
> you need to globally enable flow-sampling with "ip flow-sampling-mode
> packet-interval X"
> you can verify with "show ip flow sampling"
> I know it is explained somewhere on the CCO
> 
> > -----Original Message-----
> > From: Majid Siddiq [mailto:majid at pie.net.pk]
> > Sent: Tuesday, August 12, 2003 8:59 AM
> > To: cisco-nsp at puck.nether.net
> > Subject: [nsp] Netflow on E3 LC
> >
> >
> > Hi,
> >
> > I am unable to get any data when I enabled netflow on POS
> > interfaces of ISE
> > card on 12410. IOS is 12.0.25S1.
> >
> > Same result with 'sampled' option and 'direction'.
> >
> > Any clue of what's going on ?  i have not searched the bug
> > toolkit and have
> > not found any relevant bug.
> >
> > IP packet size distribution (0 total packets):
> >    1-32   64   96  128  160  192  224  256  288  320  352
> > 384  416  448
> > 480
> >    .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000
> > .000 .000 .000
> > .000
> >
> >     512  544  576 1024 1536 2048 2560 3072 3584 4096 4608
> >    .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000
> >
> > IP Flow Switching Cache, 69636 bytes
> >   0 active, 1024 inactive, 0 added
> >   0 ager polls, 0 flow alloc failures
> >   Active flows timeout in 30 minutes
> >   Inactive flows timeout in 15 seconds
> >   last clearing of statistics 17:51:39
> > Protocol         Total    Flows   Packets Bytes  Packets Active(Sec)
> > Idle(Sec)
> > --------         Flows     /Sec     /Flow  /Pkt     /Sec
> > /Flow     /Flow
> >
> > Actual flows can be seen on line cards only
> >         Do "attach <slot>" and re-enter the show command
> >
> > regards
> > majid
> >
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> >
> >
> 
> 
> 
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