Re: NAT with redundancy

Anbu,

David's recommendation is a pretty good one, but you can do NAT / Redundancy
using HSRP, if you need a lab Unicast me and i will send you one.

On Tue, Jun 1, 2010 at 2:03 PM, David Bass <davidbass570_at_gmail.com> wrote:

> 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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