Re: NAT Config

Sorry Shiran, I got the wrong name.
Was addressed to John.
-mirco.

On Thu, Aug 19, 2010 at 4:06 PM, Mirco Orlandi <mirco.orlandi_at_gmail.com>wrote:

> Shiran,
> inside2outside nat is performed after routing lookup.
> Watch VPN_A routing table and be sure your destination is reachable toward
> outside int.
>
> http://www.cisco.com/en/US/tech/tk648/tk361/technologies_tech_note09186a0080133ddd.shtml
>
> Your translation table shows a lot of translation originated by
> outside2inside nat.
> NAT works in this direction because it is performed before routing lookup.
> Ports 646 and 179 are involved (LDP and BGP), and I think this is not what
> you want to do.
> Try to restrict your route-map to deny NAT for that traffic.
>
> "ip nat inside" and "ip nat outside" are configured properly. You don't
> need ip nat outside on loopback int.
> I labbed it in a little mpls vpn environment, and it works fine.
>
> Also in my lab "show ip nat translation [vrf]" does not works fine. Global
> show is always equal to vrf show.
>
> [obviously] because this is a dynamic translation, you have to generate
> traffic to populate translations table.
>
> keep me informed on your progress.
> Regards,
> -mirco.
>
>
>
> On Thu, Aug 19, 2010 at 7:34 AM, shiran guez <shiranp3_at_gmail.com> wrote:
>
>> no, outside is on the interface that you do the nat local translation the
>> ethernet interface is not relevant to your translation path on the router.
>>
>> Try it
>>
>> On Thu, Aug 19, 2010 at 12:14 AM, Edward John <
>> edwardjohn2020_at_googlemail.com
>> > wrote:
>>
>> > Shiran,
>> >
>> > I am confused.. "IP NAT OUTSIDE" to be configured on the interface,
>> which
>> > is going to receive the return traffic (in source NAT case). Here it is
>> mpls
>> > core facing interface.. Whats wrong in that?
>> >
>> > Karim,
>> >
>> > I will try as you suggested..
>> >
>> > Regards,
>> > John
>> >
>> >
>> >
>>
>>
>> --
>> Shiran Guez
>> MCSE CCNP NCE1 JNCIA-ER CCIE #20572
>> http://cciep3.blogspot.com
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Received on Thu Aug 19 2010 - 17:04:48 ART