ToHostSniffers not working ?

Brecht Vermeulen brecht.vermeulen at rug.ac.be
Thu May 9 02:54:34 EDT 2002


hmmm,

I tested it once again with a 100 Mbit/s card (tulip driver) and it
works.

It seems to be specifically for the e1000 driver (the one in the Click
tree).

Does anyone have an idea about this ? Is the architecture of the patch
of the e1000 driver different than the tulip one ?

regards,
Brecht

Brecht Vermeulen wrote:
> 
> Hi Clickers,
> 
> I've just tested a configuration where Click polls a device and filters
> the packets and then sends a few packet to userlevel via
> ToLinuxSniffers, but if I start tcpdump -i eth6 on userlevel neither
> Click nor tcpdump seems to receive anything, if I stop tcpdump, then
> Click receives the packets according the Counter element (but I don't
> know if it feeds them to userlevel or not as tcpdump not works).
> 
> The config is :
> PollDevice at 1 :: PollDevice(eth6,1);
> Classifier at 2 :: Classifier(66/47494f50,
> -);
> Counter at 4 :: Counter();
> ToLinux at 7 :: ToLinux();
> 
> PollDevice at 1[0] -> [0]Counter at 4;
> Counter at 4[0] -> [0]ToLinux at 7;
> 
> (neither does it work with FromDevice and with ToLinuxSniffers instead
> of ToLinux)
> 
> This is the Click version from cvs of 29th Mar 02.
> I had tested this with an earlier version of Click and it did work then
> :-(.
> 
> Is there anything changed, or has anyone an idea (I did not extensive
> testing yet, hoping someone could solve this directly :) ).
> 
> hardware: dual PIII, 1.2GHz
> Etherpro1000 NIC
> 2.2.19 kernel (both smp kernel or single processor kernel with both
> multithreaded click or single threaded click)
> 
> regards,
> Brecht




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