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One NIC two gateways IF possible?

 
 
Joe
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      04-17-2007, 04:18 PM
Hello,

I am wondering if I can have tthis configuration with the expected results?

Two servers and two routers one router has a public IP of 69.xxx.xxx.68
Other router has public IP of 69.xxx.xxx.69

all in the same network
Public IP router ending in .68 LAN IP is 192.168.1.1
Public IP router ending in .69 LAN IP is 192.168.1.2

Since in IIS youcan't have more than one SSL site on one IP I am trying to
add the
gateways to each servers NIC and repectivley addd the IP in the NIC of each
server that is NATed in By the router.

I think I have to change the one LAN IP to 192.168.2.1 but I am not sure?

Thanks
Joe
 
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Phillip Windell
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      04-17-2007, 05:05 PM
You just make the Default Gateway of each server to be the IP of the respective
NAT Device you want them to use. That's it.


--
Phillip Windell
www.wandtv.com

The views expressed, are my own and not those of my employer, or Microsoft, or
anyone else associated with me, including my cats.
-----------------------------------------------------


"Joe" <(E-Mail Removed)> wrote in message
news:6E155E53-2B21-4E71-AB2E-(E-Mail Removed)...
> Hello,
>
> I am wondering if I can have tthis configuration with the expected results?
>
> Two servers and two routers one router has a public IP of 69.xxx.xxx.68
> Other router has public IP of 69.xxx.xxx.69
>
> all in the same network
> Public IP router ending in .68 LAN IP is 192.168.1.1
> Public IP router ending in .69 LAN IP is 192.168.1.2
>
> Since in IIS youcan't have more than one SSL site on one IP I am trying to
> add the
> gateways to each servers NIC and repectivley addd the IP in the NIC of each
> server that is NATed in By the router.
>
> I think I have to change the one LAN IP to 192.168.2.1 but I am not sure?
>
> Thanks
> Joe



 
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Joe
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      04-17-2007, 05:16 PM
Hello Phillip,
Thanks for your reply,


Actually I didn't explain that well enough. I want each server to have both
public IP.s available to them.

Thanks
Joe

"Phillip Windell" wrote:

> You just make the Default Gateway of each server to be the IP of the respective
> NAT Device you want them to use. That's it.
>
>
> --
> Phillip Windell
> www.wandtv.com
>
> The views expressed, are my own and not those of my employer, or Microsoft, or
> anyone else associated with me, including my cats.
> -----------------------------------------------------
>
>
> "Joe" <(E-Mail Removed)> wrote in message
> news:6E155E53-2B21-4E71-AB2E-(E-Mail Removed)...
> > Hello,
> >
> > I am wondering if I can have tthis configuration with the expected results?
> >
> > Two servers and two routers one router has a public IP of 69.xxx.xxx.68
> > Other router has public IP of 69.xxx.xxx.69
> >
> > all in the same network
> > Public IP router ending in .68 LAN IP is 192.168.1.1
> > Public IP router ending in .69 LAN IP is 192.168.1.2
> >
> > Since in IIS youcan't have more than one SSL site on one IP I am trying to
> > add the
> > gateways to each servers NIC and repectivley addd the IP in the NIC of each
> > server that is NATed in By the router.
> >
> > I think I have to change the one LAN IP to 192.168.2.1 but I am not sure?
> >
> > Thanks
> > Joe

>
>
>

 
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grep
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      04-17-2007, 05:25 PM
I'm not sure I understand what you're trying to do:

It sounds like you're just trying to get two inbound public IP addresses
to go to two different servers on your internal network. That shouldn't
be a problem with even a single router, depending on the router, I
guess. It's called static NAT and is the way the original NAT spec was
defined in the first place.

Somewhere in your router, you set up NAT rules that define the two
public IP addresses as being NATed to the internal IP addresses of the
servers. So *.68 gets traffic sent to SERVER1 and *.69 goes to SERVER2.
All the decent NAT routers (i.e. not the *really* cheap junk) will allow
you to do this.

Is there another reason you needed two routers?

grep

Joe wrote:
> Hello,
>
> I am wondering if I can have tthis configuration with the expected results?
>
> Two servers and two routers one router has a public IP of 69.xxx.xxx.68
> Other router has public IP of 69.xxx.xxx.69
>
> all in the same network
> Public IP router ending in .68 LAN IP is 192.168.1.1
> Public IP router ending in .69 LAN IP is 192.168.1.2
>
> Since in IIS youcan't have more than one SSL site on one IP I am trying to
> add the
> gateways to each servers NIC and repectivley addd the IP in the NIC of each
> server that is NATed in By the router.
>
> I think I have to change the one LAN IP to 192.168.2.1 but I am not sure?
>
> Thanks
> Joe

 
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Phillip Windell
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Posts: n/a

 
      04-17-2007, 05:33 PM
"Joe" <(E-Mail Removed)> wrote in message
news:B20A01ED-DE27-4788-8BF1-(E-Mail Removed)...
> Hello Phillip,
> Thanks for your reply,
>
> Actually I didn't explain that well enough. I want each server to have both
> public IP.s available to them.


Sorry, that is not possible.
It is the way TCP/IP works.

You can get Broadband Devices that have two WAN ports and can load balance two
broadband connections. You would replace the two devices with the one,...but I
don't know what detrimental effect that would have on making these sites
available to the outside world since the Reverse NAT required may not know how
to deal with the "shifting" that happens with the load balancing. Hopefully the
Device (which would be the same device doing both) would know how to deal with
it, but I can't say for sure.


--
Phillip Windell
www.wandtv.com

The views expressed, are my own and not those of my employer, or Microsoft, or
anyone else associated with me, including my cats.
-----------------------------------------------------


 
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grep
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      04-17-2007, 05:39 PM
For that, you'd kinda need to set up two clusters: one for each "shared"
address. Then you'd still do what I suggested about NAT forwarding, but
you'd use the shared addresses instead of the real addresses.

grep

Joe wrote:
> Hello Phillip,
> Thanks for your reply,
>
>
> Actually I didn't explain that well enough. I want each server to have both
> public IP.s available to them.
>
> Thanks
> Joe
>
> "Phillip Windell" wrote:
>
>
>>You just make the Default Gateway of each server to be the IP of the respective
>>NAT Device you want them to use. That's it.
>>
>>
>>--
>>Phillip Windell
>>www.wandtv.com
>>
>>The views expressed, are my own and not those of my employer, or Microsoft, or
>>anyone else associated with me, including my cats.
>>-----------------------------------------------------
>>
>>
>>"Joe" <(E-Mail Removed)> wrote in message
>>news:6E155E53-2B21-4E71-AB2E-(E-Mail Removed)...
>>
>>>Hello,
>>>
>>>I am wondering if I can have tthis configuration with the expected results?
>>>
>>>Two servers and two routers one router has a public IP of 69.xxx.xxx.68
>>>Other router has public IP of 69.xxx.xxx.69
>>>
>>>all in the same network
>>>Public IP router ending in .68 LAN IP is 192.168.1.1
>>>Public IP router ending in .69 LAN IP is 192.168.1.2
>>>
>>>Since in IIS youcan't have more than one SSL site on one IP I am trying to
>>>add the
>>>gateways to each servers NIC and repectivley addd the IP in the NIC of each
>>>server that is NATed in By the router.
>>>
>>>I think I have to change the one LAN IP to 192.168.2.1 but I am not sure?
>>>
>>>Thanks
>>>Joe

>>
>>
>>

 
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Joe
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      04-17-2007, 06:30 PM
Hello Grep,
Thanks for your help,

Actually yes. I used to do this awhile back I had a C clock of 200 IP and
NATed them in on a granular basis by port and IP on a sonicwall. However this
has dramatically has changed. I have to work with what I got so this is it.

One MAC to one IP so to get the two IP's on the same network this is it.

Thanks
Joe

"grep" wrote:

> I'm not sure I understand what you're trying to do:
>
> It sounds like you're just trying to get two inbound public IP addresses
> to go to two different servers on your internal network. That shouldn't
> be a problem with even a single router, depending on the router, I
> guess. It's called static NAT and is the way the original NAT spec was
> defined in the first place.
>
> Somewhere in your router, you set up NAT rules that define the two
> public IP addresses as being NATed to the internal IP addresses of the
> servers. So *.68 gets traffic sent to SERVER1 and *.69 goes to SERVER2.
> All the decent NAT routers (i.e. not the *really* cheap junk) will allow
> you to do this.
>
> Is there another reason you needed two routers?
>
> grep
>
> Joe wrote:
> > Hello,
> >
> > I am wondering if I can have tthis configuration with the expected results?
> >
> > Two servers and two routers one router has a public IP of 69.xxx.xxx.68
> > Other router has public IP of 69.xxx.xxx.69
> >
> > all in the same network
> > Public IP router ending in .68 LAN IP is 192.168.1.1
> > Public IP router ending in .69 LAN IP is 192.168.1.2
> >
> > Since in IIS youcan't have more than one SSL site on one IP I am trying to
> > add the
> > gateways to each servers NIC and repectivley addd the IP in the NIC of each
> > server that is NATed in By the router.
> >
> > I think I have to change the one LAN IP to 192.168.2.1 but I am not sure?
> >
> > Thanks
> > Joe

>

 
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