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Hi Colin,

- --On February 26, 2007 1:32:47 +0000 Colin Whittaker <[EMAIL PROTECTED]> 
wrote:

| I have two sources of netflow data each with multiple interfaces
| generating netflow data.
| I want to use a filter to identify which interfaces contain interesting
| traffic. In this case interface 17 and 12 for source1 and interface 2
| for source2. At the minute the interface numbers are not overlapping and
| so one filter rule works.
| But as I increase the number of sources I expect this not to work any
| more so I want to be able to identify the source in the filter if possible.

You can additionally filter according the source identifier:

( ident source1 and (in if 17 or in if 12)) of ( ident source2 and ( in if ... )

So interface numbers will not collide from different sources.

    - Peter

|
| currently running snapshot-20060809
|
| nfdump -R profiles/live/source1/2007/02/25/  -R
| profiles/live/source2/2007/02/25/ -s record/bytes -n 50 -A srcas   -o
| "fmt:%sas %byt"  "in if 17 or in if 12 or in if 2"
|
| Colin
| --
| Colin Whittaker                                 +353 (0)86 836 4509
| http://www.magnet.ie                                [EMAIL PROTECTED]
|
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- --
_______ SWITCH - The Swiss Education and Research Network ______
Peter Haag,  Security Engineer,  Member of SWITCH CERT
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SWITCH,  Limmatquai 138,  CH-8001 Zurich,  Switzerland
E-mail: [EMAIL PROTECTED] Web: http://www.switch.ch/
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