Messages in this thread |  | | Date | Fri, 22 Sep 2000 13:19:30 +0200 | From | "Andi Kleen" <> | Subject | Re: [patch] 2.4 version of my duplicate IP and MAC detection patch |
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On Fri, Sep 22, 2000 at 01:25:54AM -0700, David S. Miller wrote: > I don't like this change at all, I think it can be done completely > in user space. The existence of a working tcpdump is proof of this > fact. :-) Whether it can be done efficiently is another issue.
I agree. I think DAD once during IP configuration should be enough.
> Even failing that, I would prefer something like a special "arp > netlink socket" which would allow a privileged userspace program > to hear all arp traffic the machine can hear.
That already exists in form of a packet socket bound to the ARP IEEE protocol. Marc is probably right though that running an arp daemon all the time just for that would be a bit of overkill though.
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