[c-nsp] can cisco pix "boomerang" mail traffic?

[Frank Bulk]

We use that, works like a charm.

Frank

-----Original Message-----
From: cisco-nsp-bounces at puck.nether.net
[mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Raul Lopez Nevot
Sent: Tuesday, September 09, 2008 2:20 PM
To: cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] can cisco pix "boomerang" mail traffic?

Hello,

On Tue, Sep 9, 2008 at 9:03 PM, Rogelio <scubacuda at gmail.com> wrote:

> Can a Cisco PIX "boomerang" a packet--i.e. route a packet coming from the
> internal network that is destined for an Internet host back into
> the internal network via NAT?
>
> I ask because I have have email clients pointing to mail.domain.com, and
> unless I do a split DNS with my mail A record pointing to a 192 address
> inside and an external mail A record pointing to my public IP address, I'm
> not quite sure how to do it.
>

If I have understood your scenario, sure you will do split DNS, but you can
let the PIX work for you. Take a look to
http://www.cisco.com/en/US/products/ps6120/products_configuration_example091
86a00807968d1.shtml

regards
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