RE: External Interface & Multiple IPs
- From: "Chris Burns" <chrisbzy@xxxxxxx>
- To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
- Date: Thu, 20 Jun 2002 21:48:28 -0400
I don't have a DMZ setup at my location now, but it has been suggested
that I may have to in the near future. So my question is this; does ISA
handle the DMZ as an internal sub net or what?
----- Original Message -----
From: "Jim Harrison" <jim@xxxxxxxxxxxx>
To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
Sent: Thursday, June 20, 2002 7:55 PM
Subject: [isalist] RE: External Interface & Multiple IPs
> http://www.ISAserver.org
>
>
> Hi folks; the sad truth is; ISA will reject as spoofed all non-subnet
> traffic from any but the external NIC with the default gateway.
>
> Jim Harrison
> MCP(NT4, W2K), A+, Network+, PCG
> http://isaserver.org/authors/harrison/
> Read the books!
> ----- Original Message -----
> From: "Jay J. Mobley" <jmobley@xxxxxxxxxx>
> To: "[ISAserver.org Discussion List]" <isalist@xxxxxxxxxxxxx>
> Sent: Thursday, June 20, 2002 9:54 AM
> Subject: [isalist] RE: External Interface & Multiple IPs
>
>
> http://www.ISAserver.org
>
>
> I dont believe that is true. (that ISA can only have 1 external IP)
> I know this because I have probably 20 IPs on my external interface right
> now.
> Be warned however that I did come accross an issue once where I think it
was
> 7 IPs caused ISA to crash
> but 8 was ok..
> MS has a Q article out there that explains the issue and there is a patch
> for it now as I recall.
> Seperate subnets shoud not pose much of a problem either
>
>
> -Jay
>
> > -----Original Message-----
> > From: Russ Reed [mailto:russ.reed@xxxxxxxxxxxx]
> > Sent: Thursday, June 20, 2002 9:15 AM
> > To: [ISAserver.org Discussion List]
> > Subject: [isalist] External Interface & Multiple IPs
> >
> >
> > http://www.ISAserver.org
> >
> >
> > If I understand ISA correctly, you can only have 1 external
> > IP address?
> >
> > Assuming this is true, any suggestions on how I should
> > configure my ISA
> > server/network for 2 different IP addresses (with 2 different
> > subnets)?
> >
> > Background:
> > We are a small business with a cable modem as our main
> > internet access (we
> > have 4 public address, only using 1). To provide backup
> > internet access,
> > we are getting wireless internet access (with 1 public IP
> > address). I need
> > to publish servers (the same internal server) on both external IP
> > addresses.
> >
> > Can I do this with ISA?
> >
> > Russ
> >
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