[Bug 199979] eth0 enter into promiscuous mode whitout being report by ifconfig or "ip link show"

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Summary: eth0 enter into promiscuous mode whitout being report by ifconfig or "ip link show"


https://bugzilla.redhat.com/show_bug.cgi?id=199979





------- Additional Comments From zprikryl at redhat.com  2008-07-09 09:51 EST -------
(In reply to comment #19)
> This suggest to me that "ip link" used to show the real PROMISC state then.

Unfortunately, "ip link" doesn't show "true" state of a card right now. The
situation with ip is same (ip can {un}set promisc mode and it uses IFF_PROMISC
flag).

> > So, the best solution is change ifconfig check algorithm to that one which
> > reads flags file instead of checking IFF_PROMISC flag, right?
> 
> I say no. Why? I agree with Alexey's "ifconfig should show that state which it
> changes".

Hmm, it make a sense, but then neither ip nor ifconfig show "true" state of a card.


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