Re: Server with 3 NICs

From: Lanwench [MVP - Exchange] (
Date: 07/01/04

Date: Thu, 1 Jul 2021 18:08:16 -0400 wrote:
> My goal is
> Leave 1 NIC to communicate with the Internet.
> Second NIC to communicate with internal LAN.
> and third NIC communicate with second LAN, which come
> from a remote location via Router.
> If you need more details let me know. Thanks

If you have an existing router, why do you need to do this at all? This is
what routers *do*... :-)
>> -----Original Message-----
>> Sorry, my last post may not have addressed what your goal really is.
>> But I don't know what your goal is. Explain what you want to do and
>> *why*, but don't bother with the method you tried to use,...let me
>> worry about comming up with the right method. I just need to know
>> the "what" and not the "how".
>> --
>> Phillip Windell [MCP, MVP, CCNA]
>> "Phillip Windell" <@.> wrote in message
>> news:O%23ZswR4XEHA.2500@TK2MSFTNGP09.phx.gbl...
>>> <> wrote in message
>>> news:2452401c45f82$c61923a0$a301280a@phx.gbl...
>>>> I have a SBS 2003 Server with 3 Nics, running ISA 2000.
>>>> 1 Nic for the LAN
>>>> 1 Nic is for the Internet Connection
>>>> Everythings was working fine
>>>> Now I am enabling the third Nic for a second LAN segment
>>>> that comes from a router. IP is
>>>> In the switch where is there are 3 Server
>>>> including this one, and a PC. I can ping everything but
>>>> this server; I cann't access this server thru
>>>> What am I doing wrong, is the IP configuration the
>>>> problem?
>>> Yes it is all wrong. Your ISA's Internet Connection is
>>>, yet this "second segment" is,...that is
>>> the same subnet so it in *not* a "second segment" but is the *same*
>>> segment as the ISA's Internet Connection Segment. Therefore to use
>>> this IP# you
> must add that address
>> to
>>> the Internet Nic that is already in the ISA as
> an "additional IP#". Your
>>> physical cabling must be designed to "agree" with this. In the end
>>> you still have two segments and the ISA still has the same two nics
>>> doing the same thing except that the external Nic will now have two
>>> IP#s.
>>> --
>>> Phillip Windell [MCP, MVP, CCNA]
>> .

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