Re: [Sheflug] Firewall, Please Help!!!

[Darrell Blake <xxxxx [at] xxxxxxxxxxxxxx>]

I think the problem is that I don't have T Connectors or terminators. I've 
had a quick look on maplins and the only thing I can find for T connector is 
an OTO Adapter. Is this what I need?

Darrell

On Monday 08 October 2001 00:14, you wrote:
> Darrell,
>
> > I'm having serious problems with setting up a firewall. I was at
> > the meeting
> > on Saturday and got some sound advice but I still can't set it
> > up. I thought
> > I'd write down exactly what I have done to set it up both on this main
> > machine and on the smoothwall machine. I've even totally reinstalled
> > Slackware 8 incase I'd screwed around with the distro too much.
> >
> > Slackware Machine
> > --------------
> >
> > First I installed slack and did the following at the netconfig bit.
> >
> > 1. It asked for my hostname so I set it to spam (don't ask).
> > 2. It asked for my domainname so I set it to dbr.
> > 3. I chose a Static IP (From the list of Static IP, DHCP or Loopback).
> > 4. It asked me to enter an IP for spam.dbr so I entered 192.168.1.2
> > 5. It asked for the netmask so I set it to 255.255.255.0
> > 6. It asked for a gateway address so I set it to 192.168.1.1 (the
> > IP of the
> > smoothwall machine).
> > 7. It asked if I would be accessing a nameserver so I set it to no (coz I
> > don't know what it is).
>
> You should set this to 192.68.1.1 as the Smoothwall will act as a
> nameserver. A name server will converts URLs to IP addresses. The
> smoothwall should dynamically pick up the addresses of your ISPs DNS
> servers when in dials up via DHCP, it will then cache these addresses and
> return them to your Slackware PC.
>
> > That's it for the Slackware machine.
> >
> > Smoothwall Machine
> > ---------------
> >
> > I then installed smoothwall on the other machine and set it up as
> > follows.
> >
> > 1. I set the Hostname to smoothwall.
> > 2. I set ISDN to Disable ISDN.
> > 3. I set the network configuration type to Green and Red (Red being the
> > modem).
> > 4. It then detected my NIC card.
> > 5. I set the IP address of the machine to 192.168.1.1
> > 6. I set the netmask of the machine to 255.255.255.0
> >
> > That's basically it. I rebooted both machines and it then says in the
> > smoothwall docs to type in the IP of the smoothwall box in a
> > browser window
> > to set it up. But when I do it says Could Not Connect To Host. I've tried
> > pinging the machine but when I do I get a 100% loss on all packets. I've
> > checked the cable to make sure it's connected properly (coaxial) and it's
> > fine. Both machines detect a the NIC cards fine so I can't see a problem
> > there. I suppose it could be the cable... I'm running smoothwall 0.9.8 if
> > anyone is familiar with the program.
>
> What NICs are you using in the Smoothwall and Slackware boxes? are these
> "Combo" card with both COAX and RJ45 connectors if so it is possible that
> these cards are not automatically detecting which port is in use. If you
> are using 3Com Etherlink  III cards then you need to obtain the
> configuration program 3c5x9cfg.exe from 3COM you need to boot from a DOS
> disc to use this program to configure the card. A number of other NIC
> manufacturers use DOS configuration programs to configure the card. If the
> NICs have RJ45 connectors you could look to purchasing a crossover cable
> and use this instead of the coax. If you can't ping the Smoothwall the you
> should look at the cabling as this is certainly where the problem will be.
> Have you fitted a terminator and "T" piece at both ends of the cable? you
> can't just use a coax cable on it's own as each end must be terminated by a
> terminating resistor. Termination is not required if you are using UTP
> cable with RJ45 connectors.
>
> Once you can ping between the two boxes I would recommend that you upgrade
> to smoothwall 0.9.9 which has just been released. And is much improved over
> the version you have. I have been running 0.9.9 since the beta version was
> released on my cable modem.
>
> David Bottrill
>
>
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>
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