Re: static ipv4 NAT

Hi Sadiq,

The problem is that the client (SIP) uses both UDP streams and the
server should see them coming from the same ip address.

Client uses both 4000 and 5000 and not one or the other.

-Rich

On Mon, Jan 11, 2010 at 2:32 PM, Sadiq Yakasai <sadiqtanko_at_gmail.com> wrote:
> Hi Rich,
>
> Well, if the server listens on one of the ports, why do you need 2 NATs
> then? Just configure NAT for the port number that the client uses which is
> not supported by the server.
>
> i.e. say the server listens on port 4000. This means the client would send
> either 4000 or 5000.
>
> Create your NAT state for the 5000 port then. This you can do using a static
> PAT with an ACL.
>
> Hope that helps a little, let us know if you need more specifics.
>
> Sadiq
>
> On Mon, Jan 11, 2010 at 4:05 PM, Rich Collins <nilsi2002_at_gmail.com> wrote:
>>
>> Hi,
>>
>> I am trying to test a client - server application in a NAT
>> environment. The client though uses two different defined destination
>> UDP ports but the server listens only on one UDP port for both these
>> related applications. i.e. not translate port in one instance but
>> translate in the second case for the same src-dst
>>
>> Is there a method (even double static NAT) for this scenario?
>>
>> source ---------NAT---------------destination
>>
>> 20.20.20.20 --->dst udp port 4000
>> 30.30.30.30 4000
>>
>> 20.20.20.20 ---->dst udp port 5000
>> 30.30.30.30 4000
>>
>> Thanks
>> Rich
>>
>>
>> Blogs and organic groups at http://www.ccie.net
>>
>> _______________________________________________________________________
>> Subscription information may be found at:
>> http://www.groupstudy.com/list/CCIELab.html
>>
>>
>>
>>
>>
>>
>>
>
>
>
> --
> CCIE #19963

Blogs and organic groups at http://www.ccie.net
Received on Mon Jan 11 2010 - 15:21:28 ART