DHCP Over PPPoE

[Brian Candler]

On Thu, Apr 27, 2006 at 11:14:09AM -0700, Julian Elischer wrote:
> 
> 
> A few things..
> 
> 1/ thisn is a FreeBSD list so we are not very familiar with linux.
> 2/ PPPOE uses PPP which is a point-to-point protocol and does not support
>   broadcast.
> 3/ DHCP is a broadcast protocol and does not support point-to-point
>  networks.
> 4/ PPP (oE)  has its own IP allocation mechanism.

But note that he is using DHCP relaying to a remote DHCP server. This
original DHCP broadcast is picked up and turned into a unicast message for
relaying to the DHCP server. This works quite happily over PPP or indeed any
intervening IP network and any number of hops.