Date: 09 Nov 2004 11:42:54 -0500 From: Lowell Gilbert <freebsd-questions-local@be-well.ilk.org> To: Gary Kline <kline@sage.thought.org> Cc: Gary Kline <kline@magnesium.net> Subject: Re: dhcpd (reprise) Message-ID: <44mzxr9do1.fsf@be-well.ilk.org> In-Reply-To: <20041108190451.GA9036@thought.org> References: <20041105233628.GA33632@toxic.magnesium.net> <44hdo16376.fsf@be-well.ilk.org> <20041107195036.GC30315@toxic.magnesium.net> <443bzlyufp.fsf@be-well.ilk.org> <20041108035806.GA54930@toxic.magnesium.net> <44y8hcjtwk.fsf@be-well.ilk.org> <20041108190451.GA9036@thought.org>
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Gary Kline <kline@sage.thought.org> writes: > On Mon, Nov 08, 2004 at 09:29:47AM -0500, Lowell Gilbert wrote: > > Gary Kline <kline@magnesium.net> writes: > > > > > On Sun, Nov 07, 2004 at 08:56:58PM -0500, Lowell Gilbert wrote: > > > > > > > > > No subnet declaration for dc0 (216.231.43.140). > > > ** Ignoring requests on dc0. If this is not what > > > you want, please write a subnet declaration > > > in your dhcpd.conf file for the network segment > > > to which interface dc0 is attached. ** > > > > > > Sending on Socket/fallback/fallback-net > > > > > > I've seen this before. What does the last line mean? > > > Or, how do I test this? I've just tried ssh'ing > > > around. Nothing to the screen. > > > > > > This is telling you that the machine doesn't know how to assign > > addresses for DHCP requests that come in on the dc0 interface. If > > that's correct (i.e., you want it to assign addresses on some other > > interface but not that one), then everything's fine so far. If it's > > not, then you need to modify your dhcpd.conf as it said. > > I've got two NICs on my primary. dc0 goes to my router; > dc1 goes to my hub. All are running unix. So far, I > have rebooted only my laptop. I can immediately ssh from > my latop *into* my primary (DNS) server, but when I try to > ping anywhere from my laptop, nothing--it times out. > So my dhcpd isn't handing out leases. Eh? If you can ssh into the DNS server, you have an address. > In /etc/rc.conf I've got: > > dhcpd_flags="-q" # command option(s) > dhcpd_conf=/usr/local/etc/dhcpd.conf # configuration file > dhcpd_ifaces="dc1" # ethernet interface(s) > dhcpd_withumask="022" # file creation mask > > So far, the dhcpd_ifaces doesn't seem to be working, > although I *do* see it when I do a grep on > 'sh -x on /usr/local/etc/rc.d/isc-dhcpd.sh:: > > + network_interfaces=dc0 dc1 lo0 > + ifconfig_dc1=inet 10.0.0.1 netmask 255.0.0.0 > + dhcpd_ifaces=dc1 > > So the script at least is reading /etc/rc.conf. Why dhcpd > isn't seeing this is unknown. > > > Here is part of my dhcpd.conf: > > > option dhcp-server-identifier 10.0.0.1; > option domain-name "thought.org"; > option domain-name-servers 216.231.41.2, 66.93.87.2; > option routers 10.0.0.1; > option subnet-mask 255.0.0.0; > server-name "sage"; > server-identifier 10.0.0.1; > > > > > If everything is okay on that front, then you need to get some of the > > other machines (the ones to which this server should be assigning > > addresses) to ask for leases. How to do this depends on what OS they > > are running, but rebooting should do it in any case. > > > So far, rebooting ns1.thought.org (== sage) and my laptop > don't change anything. It *did* force the laptop to try to renegotiate its lease. Verbose dhcpd output from ns1 at that time would have told you what the problem was if it in fact was related to DHCP. It sounds, though, as though the real problem is related to DNS.
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