Date: Fri, 28 Apr 2006 16:17:06 -0700 From: Julian Elischer <julian@elischer.org> To: Brian Candler <B.Candler@pobox.com> Cc: "'freebsd-net@freebsd.org'" <freebsd-net@freebsd.org>, JOBY THAMPAN <JOBYTHAMPAN@nestec.net> Subject: Re: DHCP Over PPPoE Message-ID: <4452A272.1010707@elischer.org> In-Reply-To: <20060428190950.GB17435@uk.tiscali.com> References: <F6E1228667B6D411BAAA00306E00F2A50562296B@pdc2.nestec.net> <445109F1.6050300@elischer.org> <20060428190950.GB17435@uk.tiscali.com>
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Brian Candler wrote: >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. > > only if he has a way to relay it (e.g. the isc dhcp relay daemon)
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