Re: [Xen-users] Need help in generating MAC Address using Virt-install or any other command

["Fajar A. Nugraha" <list@xxxxxxxxx>]

On Tue, Jun 18, 2013 at 9:50 AM, Deven Shanbhag
<deven.shanbhag@xxxxxxxxx> wrote:
> Hello all,
> Need some help in generating random mac address for my guest vm.  I am 
> Specifically looking for the command line as i already have vm file scp'd in 
> the host.  Can somebody pl help.  Thnks

This is what I use:

$ cat /usr/local/bin/genmac
#!/bin/bash
prefix="00:16:3E"

mac="$prefix"
for seqnum in 1 2 3 ;do
part=`dd if=/dev/random bs=1 count=1 2>/dev/null | xxd -ps -u`
mac="$mac:$part"
done
echo $mac

-- 
Fajar

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