Public DNS server?
Vince McHugh
vince_mchugh at yahoo.com
Fri Feb 14 11:13:11 EST 2003
Hi All,
One simple test that has often worked for me when I
have "unusual" tcp/ip problems on a windows box is to
uninstall tcpip, then reboot, and then reinstall
tcpip.
While it may not explain the problem it often
resolved it for me.
Just My $0.02
--- Jerry Feldman <gaf at gaf.blu.org> wrote:
> Ok, I'm not an XP expert, but I do have a Linksys
> BEFW11S4 router.
> If you can ping an external IP address, then your
> routing seems to be
> ok. The XP system should work even with the firewall
> in place.
> ping itself is a bit strange. First, it uses the
> ICMP prototol, not TCP
> that is used by ftp and telnet.
> Again, the steps that are needed is to make sure
> that the router is
> providing the appropriate connectivity, and I think
> you have done that.
> Make sure that you can also ping and ftp to your
> Linux box. That will
> establish that the routing tables are ok. Also, if
> you have SMB
> configured on the Linux box, set up a share on the
> XP, and run smbclient
> on the linux box to see if it can see the share.
>
> I would still want to run a test by connecting the
> XP box directly to
> the cable modem. (You would need to register your
> MAC address with AT&T
> BB. I use the same MAC address in my router that I
> do with my main
> desktop PC.
>
> Beyond that I don't know how to proceed since the
> problems seem to
> emanate from the XP box.
>
>
> On Thu, 13 Feb 2003 19:25:57 -0500
> Duane Morin <dmorin at morinfamily.com> wrote:
>
> > At 10:09 AM 2/13/2003 -0500, Jerry Feldman wrote:
> > >Why not run a DNS server on your Linux box inside
> your network. The
> > >use that as your primary DNS server for the XP
> box.
> >
> > Default gateway == router, 192.168.1.1.
> >
> > DHCP address is assigned by router (*), and subnet
> mask is
> > 255.255.255.0.
> >
> > I think I've confirmed that I've got no external
> connectivity out of
> > the XP box. Despite the fact that I can ping some
> known IP machines,
> > I timeout when attempting to telnet or ftp to them
> (including to a
> > variety of ports, including 80). So is it
> possible
> > to have lost outgoing connectivity somewhere
> between ping and telnet?
> >
> > Attempts to telnet, ssh or ftp from the XP box to
> my internal machines
> > is fine.
> >
> > I have completely uninstalled Norton virus and
> firewall. I also
> > apaprently accidentally removed VNC, which I
> didn't mean to do, but
> > now am unable to use this machine to run Xapps
> from my linux box :-/.
> >
> > I will work on putting a dns server onto my linux
> machine so that I
> > can at least get myself running again. But boy,
> is this frustrating.
> >
> > Duane
> >
> > P.S. - Since I have so few machines this machine
> is almost always .102
> > or .103. For some reason, today it is .109. My
> router tells me that
> > it is the only dhcp client, though. Not quite
> sure what's up with
> > that.
> >
>
> ATTACHMENT part 2 application/pgp-signature
=====
. Regards,
Vince McHugh
Systems Support Manager
NECS\Canon
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