Re: NAT with redundancy

What you really want to do is load balancing or clustering. NAT is not the
correct mechanism for this, and you would be better off doing Windows
clustering (assuming it's a windows box), or some other form of cluster
server app. That's if you don't have a LB type device.

As a last resort you could do EEM...

On Mon, May 31, 2010 at 11:27 AM, Ryan West <rwest_at_zyedge.com> wrote:

> Anbu,
>
> > -----Original Message-----
> > Sent: Monday, May 31, 2010 12:17 PM
> > To: Joseph L. Brunner; Cisco certification
> > Subject: Re: NAT with redundancy
> >
> > Thanks Joe ,
> >
> > i have some more to get understand regard this and expect your help ,
> >
> > My exact requirement is, in your example the outside global
> (12.207.43.148)
> > should translate to 192.168.1.50 . if 192.168.1.50 is not available only
> it should
> > be translated to 192.168.1.52.
> >
> > So is there any method to do the NAT with IP SLA to check 192.168.1.50 is
> up
> > / down , then if it is down it want to translate to 192.168.1.52.
> >
>
> I don't think this is possible with NAT by default. You could write an
> EEM script to do that though, track the state of your IP SLA and trigger the
> proper CLI commands.
>
> -ryan
>
>
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Received on Tue Jun 01 2010 - 16:03:09 ART