Your best bet might be to look into IP-Masquerading. That way your
local net will have one ip address, that of the ISDN gateway, but all
machines can still talk to the outside. That doesn't require extra NICs or
extra IP addresses. There's an IP-Masquerading mini-howto that would give
you more info.

HTH

-----------------------------------------------------------
Matt Housh                         email: [EMAIL PROTECTED]
MicroComputer Specialist                University of Tulsa
                           Engineering and Natural Sciences

          "Pardon me, stewardess. I speak Jive."

On 20 May 1998, Jake Colman wrote:

> 
> I have a small private Class C network in my home office consisting of a Linux
> box and several Win boxes.  This network is up and running correctly.  I now
> have to add in an ISDN router to connect my home office network to my main
> office network.  The main office network uses a different set of addresses and
> is not part of my private Class C network space.  My goal is to have my Linux
> box resident on both networks and to allow all nodes on my private network
> access to the main office network.
> 
> To do this, do I need to add a second NIC to my Linux box or can I just add a
> second IP address to my single NIC?  What else might I have to do to live in
> both spaces at same time?
> 
> -- 
> Jake Colman                     
> 
> Principia Partners LLC                  Phone: (201) 946-0300
> Harborside Financial Center               Fax: (201) 946-0320
> 902 Plaza II                           Beeper: (800) 505-2795
> Jersey City, NJ 07311                  E-mail: [EMAIL PROTECTED]
>                                        E-mail: [EMAIL PROTECTED]
>                                           web: http://www.ppllc.com
> 
> 
> -- 
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