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List:       linux-netdev
Subject:    Re: IP, MAC address duplication detection ?
From:       Greg Daley <greg.daley () eng ! monash ! edu ! au>
Date:       2003-03-31 3:00:34
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Hi Seong Moon,

the IPv6 implementation does duplicate address detection.
I'm not sure if this is similar to the ipv4 gratuitous ARP.

Greg

Seong Moon wrote:
> Hi, there.
> 
> In Linux box, How can I detect IP/MAC address duplication?
> I'm using kernel-2.4.18 but the kernel does not seem to have
> gratuitous arp implementation. Is it right?
> 
> I know I can detect IP address duplication by arping program
> But I want to implment a following mechanism.
> 
> When the linux machine bootstraps or one of the nework interfaces
> is assigned a MAC/IP address, the linux box can detect the duplication
> of newly assigned MAC/IP address. How can I do this ?
> 
> thanks.
> 
> 



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