[flow-tools] some bugs in flow-tools-0.58

Mark Fullmer maf@eng.oar.net
Fri, 14 Jun 2002 11:20:04 -0400


Thanks for the testing efforts.  I'll get you a patch later today.

mark

On Fri, Jun 14, 2002 at 02:20:33PM +0800, Horatio B. Bogbindero wrote:
> 
> 
> i did some tests on flow-tools-0.58. basically, what i did was compare 
> the results of the regular flow-filter, flow-cidr (Inter.netPH) with flow-nfilter.
> 
> -flow-tags documentation says tag symbols are in /var/ft/sym/tags (0.57
> location) but the file is now /var/ft/sym/tag (0.58 location)
> -using the filter-primitive ip-address causes flow-nfilter to core dump
> -"match dst-ip-addr" yields the same results as "match src-ip-addr". i
> did a quick check on the lib/ftfil.c source but have not traced the problem
> yet.
> -the time field using:
> 
> filter-primitive shift
>   type time
>   permit gt 1:00
>   permit lt 2:00
> 
> yields the same result as:
> 
> filter-primitive shift
>   type time
>   permit gt 1:00
>   permit lt 23:00
> 
> based on my data this should not be the case. the result is the same as if 
> there was no time filter at all. i used flow-stat to compare the byte counts.
> 
> fyi.
> 
> 
> -------------------------------------------
> William Emmanuel S. Yu
> Ateneo Campus Network Group (AteneoCNG)
> email  :  wyu at ateneo dot edu
> web    :  http://CNG.ateneo.net/wyu/
> phone  :  +63(2)4266001-4186
> GPG    :  http://CNG.ateneo.net/wyu/wyy.pgp
> 
> 
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> http://www.splintered.net/sw/flow-tools