how to group by same beginning mac ?

Simon Hobson dhcp1 at
Tue Jun 9 18:53:13 UTC 2009

Stéven Le Bras wrote:

>I'm looking for how to create a group with all 
>clients that have the same beginning of their 
>mac address ( the same 3 first numbers ), but 
>without enter each mac address in the 
>configuration file. I didn't see anything about 
>this so is it a way to do it ?

Something like "substr (hardware,1,3)" I think. 
Check "man dhcp-eval" for details.

Simon Hobson

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