[wplug] aliased interfaces and dhcp

[Edward Walter]

Does the behavior vary depending on which DHCP client you use?  There 
seem to 3 that I'm aware of:

pump
dhclient
dhcpcd

It seems like they vary a bit in the arguments... perhaps they also have 
different capabilities.

This article seems to describe what you're doing:
http://www.usenet-forums.com/linux-networking/65691-possible-run-dhcp-interface-aliases.html

-Ed

Patrick Wagstrom wrote:
> Hey, I've got one ethernet connection that I'd like to have two IP 
> addresses.  Normally this is pretty straight forward, but all the 
> documentation just covers static IP addresses, in which case you can have 
> eth0 have DHCP or static, but eth0:1 must be static -- largely because it 
> has the same mac address.  Running "ifconfig hw eth0 ether 
> XX:XX:XX:XX:XX:XX" doesn't seem to do the trick either as it changes both 
> mac addresses.
>
> Is there a way to create a virtual interface with a different mac address 
> that I can then use to get another DHCP address?
>
> Many thanks?
>
> --Patrick
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