Ok. I found my answer. The problem was indeed that Internet Connection Sharing
was acting as a firewall. The following Microsoft article describes what you need
to do to open up a specific port for incoming traffic:

http://support.microsoft.com/default.aspx?scid=KB;EN-US;q231162&FR=1

I did it, and it worked like a charm!
Thanks to everyone who offered help.

-Joe

Joe Martinez wrote:

> > I have the same setup with no problems
> > Can you check that the TCP/IP protocol is bound correctly to both NIC's
>
> I'm not sure what you mean by "correctly". Both the internet (obviously), and
> the LAN use TCP/IP. They actually use FB over their LAN now.
>
> I've been reading some more, and it appears that Internet Connection Sharing is
> most likely acting as a firewall on the DSL NIC.
>
> Does anyone know how to tell Windows Internet Connection Sharing to open access
> to a particular port?
>
> Thanks,
> Joe
>
> > -----Original Message-----
> > From: Lawrence N. Green [mailto:lgreen@...]
> > Sent: Thursday, 1 August 2002 12:28
> > To: ib-support@yahoogroups.com
> > Subject: Re: [ib-support] Unable to connect over DSL
> >
> > For the record,
> > I have almost the identical setup here and I am encountering the same
> > problem as you have described.
> >
> > The key similarities are that my machine is connected to the internet via
> > a
> > cable modem,
> > it has 2 NIC cards in it, and is acting as a gateway.
> >
> > I can connect using the IP address (static) from any one of my LAN
> > machines,
> > but it will not connect outside of my lan, even if I use the same laptop
> > which means the client & server are identical both inside & outside the
> > lan.
> >
> > This seems to also apply to the operations of a Web Service I have
> > created.
> > I believe it has something to do with the fact that the server machine
> > does
> > have 2 NIC cards in it.
> >
> > Any help would be great.
> > THANKS
> > ----- Original Message -----
> > From: "William L. Thomson Jr." <support@...>
> > To: <ib-support@yahoogroups.com>
> > Sent: Wednesday, July 31, 2002 6:59 PM
> > Subject: Re: [ib-support] Unable to connect over DSL
> >
> > > On Wed, 2002-07-31 at 17:50, Joe Martinez wrote:
> > > > > Something is blocking access, so what OS is the server running?
> > > >
> > > > Windows 98.
> > >
> > > Ok
> > >
> > > > > Do you
> > > > > have port 3050 correctly configured on the client machine?
> > > >
> > > > Yes. It is able to connect to other servers just fine.
> > >
> > > Other remote severs, or servers on the lan? Does the client have a
> > > static IP as well as the server. I believe you said the server does have
> > > a static IP, but does the client?
> > >
> > > Is the client behind or using NAT or a firewall?
> > >
> > > > > Can you telnet to port 3050 on the remote machine?
> > > >
> > > > No.
> > >
> > > Definitely a problem them. May not be so much on the server end but
> > > possibly on the client?
> > >
> > > Something between C & S is blocking that port, or not doing the proper
> > > translation?
> > >
> > > > > Can the lan clients see the outside world via the server, or is that
> > not
> > > > > one of it's uses.
> > > >
> > > > Yes, they can. They are use Internet Connection Sharing, using the
> > same
> > server of
> > > > that.
> > > >
> > >
> > > Can the server see you or the client?
> > >
> > >
> > > --
> > > Sincerely,
> > > William L. Thomson Jr.
> > > Support Group
> > > Obsidian-Studios Inc.
> > > 439 Amber Way
> > > Petaluma, Ca. 94952
> > > Phone 707.766.9509
> > > Fax 707.766.8989
> > > http://www.obsidian-studios.com
> > >
> > >
> > >
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