Re: How to determine MAC-address

[Alan Cox]

> How can I determine the MAC-address of specified host by it's IP-address
> from the shell and from the C-program?

Short answer you can't. 

Long answer. If the host is on the same ethernet as you are, and isnt
routing to you via a router of any kind you can ping it then look in 
/proc/net/arp. Otherwise you cannot tell.


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