Date: Fri, 28 Apr 2006 20:09:50 +0100 From: Brian Candler <B.Candler@pobox.com> To: Julian Elischer <julian@elischer.org> Cc: "'freebsd-net@freebsd.org'" <freebsd-net@freebsd.org>, JOBY THAMPAN <JOBYTHAMPAN@nestec.net> Subject: Re: DHCP Over PPPoE Message-ID: <20060428190950.GB17435@uk.tiscali.com> In-Reply-To: <445109F1.6050300@elischer.org> References: <F6E1228667B6D411BAAA00306E00F2A50562296B@pdc2.nestec.net> <445109F1.6050300@elischer.org>
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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.
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