Date: 24 Oct 2005 09:22:34 -0400 From: Lowell Gilbert <freebsd-questions-local@be-well.ilk.org> To: Ahnjoan Amous <ahnjoan@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: default routing question ZIPB ADSL PPPoA Message-ID: <44acgz6odh.fsf@be-well.ilk.org> In-Reply-To: <5e575c8a0510232022m22dbb31ewa99ed10ee2a3092b@mail.gmail.com> References: <5e575c8a0510232022m22dbb31ewa99ed10ee2a3092b@mail.gmail.com>
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Ahnjoan Amous <ahnjoan@gmail.com> writes: > The short : I believe the problem I am having is due to routing. A DHCP > server sends me IP A.B.C.D with a default route of A.B.C.D. "dhclient" is= n't > handling this well and I don't know how to fix it. Windows as well as Lin= ux > DHCP clients do not have a problem with this and I am at my wits end tryi= ng > to figure out what combination of route commands will fix my issue. >=20 > The long : I have a CellPipe ADSL router/bridge from Lucent. This device = is > provided by our ISP. I am exploring the ZIPB functionality of the device = to > allow my FreeBSD host to own the public IP. The basics of the configurati= on > for those unfamiliar is as follows. PPPoA is established by the device and > the the (public) IP acquired through the previous process is delivered to= a > host behind that CellPipe via DHCP. After DHCP the device acts as a > "bridge", allowing the internal device to use the public IP as its own. I= 'm > sure this description is vague but I don't know any other way to explain. >=20 > Info : After dhclient acquires its info the ethernet interface looks like > this > ifconfig ethernet interface =96 inet A.B.C.D netmask > 255.255.255.255<http://255.255.255.255/>; >=20 > When I connect a windows or Linux host they seem to treat the interface as > the default route and work as expected. With FreeBSD I have tried removing > all routes for the device after assignment, and then adding default route > based on -interface flag for route command. I have also tried opening up = the > netmask on the ethernet interface and adding a default route destined for > what I know the PPPoA connections end point is. >=20 > Nothing I have tried seems to work. I don't consider myself an expert by = any > means but this is clearly beyond my knowledge. >=20 > I'm happy to provide any information you need it you have an idea. Sounds like it's "really" an "unnumbered" interface. Did you try the "-iface" option to route(8)?
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