dhcp problems (i think)
root at thought.org
Sat Nov 6 12:02:20 PST 2004
On Sat, Nov 06, 2004 at 10:51:50AM -0800, cape canaveral wrote:
> On Sat, 6 Nov 2004 10:28:36 -0800, Gary Kline <kline at magnesium.net> wrote:
> > On Sat, Nov 06, 2004 at 12:46:21PM -0500, Lowell Gilbert wrote:
> > > Gary Kline <kline at magnesium.net> writes:
> > >
> > > > I messed up something on myh primary server, where I run
> > > > dhcp. Since I did whatever-it-was, ssh takes at least two
> > > > minutes to get from NS1 (aka 'sage'), and anywhere else.
> > > >
> > > > Only on sage can I type 'ping foo.org' and get an immediate
> > > > responce. On any other server, typing 'ping' hangs forever.
> > > > There is no "No route to server" error. Of course nothing
> > > > else works across my private network. Nothing is
> > > > resolvable. This suddenly since around 18:00 local time.
> > > >
> > > > In /var/db, myleases look valid. (I just installed the newest
> > > > dhcp-server. Zip. Anbody know where I'm screwing up?
> > >
> > > Sounds more like DNS problems...
> > >
> > I did have one DNS error having to do with an incorrectly
> > listed secondary. Fixed it; made sure. Still same symptoms.
> > (I *was* mucking around with adding phpbb and other ports
> > a few hours before dhcpd went south... Can't imagine how
> > this would have affected anything.)
> Verify you can hit the other machine by IP, which will let you know
> (hopefully) whether it's DNS or routing. Verify the contents of
> /etc/resolv.conf and the output of ifconfig -a maybe they will tell
> you something.
From here (sage == ns1) I have no network problems;
I can ping tao, sartre, zen, and ethic, no prob.
Of course, these are in my /etc/hosts file.
Here is the output from ifconfig -a.
root at sage:/etc# ifconfig -a
dc0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet6 fe80::220:78ff:fe02:71ba%dc0 prefixlen 64 scopeid 0x1
inet 18.104.22.168 netmask 0xffffff00 broadcast 22.214.171.124
media: Ethernet autoselect (10baseT/UTP)
dc1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet6 fe80::20c:41ff:fe20:2bb6%dc1 prefixlen 64 scopeid 0x2
inet 10.0.0.1 netmask 0xff000000 broadcast 10.255.255.255
media: Ethernet autoselect (100baseTX <full-duplex>)
pcn0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
inet6 fe80::260:b0ff:fef1:59b9%pcn0 prefixlen 64 scopeid 0x3
inet 0.0.0.0 netmask 0xff000000 broadcast 255.255.255.255
media: Ethernet autoselect (none)
status: no carrier
plip0: flags=8810<POINTOPOINT,SIMPLEX,MULTICAST> mtu 1500
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
inet6 ::1 prefixlen 128
inet6 fe80::1%lo0 prefixlen 64 scopeid 0x5
inet 127.0.0.1 netmask 0xff000000
root at sage:/etc#
dc0 goes to my IDSL router; dc1 goes to the hub/switch.
These look okay. Am I missing something?
PS: FWIW, I was also messing with things-firewall
Thursday evening. Everything-firewall is now set="NO".
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