Hi,
My domain traviotech.com is registered with live com. and I have a another domain dialoflight.com.
Mail service of the dialoflight .com is running on another mail server. Main problem is thet when users of dialoflight.com mail to user of traviotech.com. Users of dialoflight get back the bounce mail like this..

********************************************************************************
From: System Administrator [mailto:System Administrator]
Sent: Monday, August 12, 2013 4:22 PM
To: *** Email address is removed for privacy ***
Subject: Delivery Failure


Could not deliver message to the following recipient(s):

Failed Recipient: *** Email address is removed for privacy ***
Reason: Remote host said: 550 OU-002 (BAY0-PAMC2-F8) Unfortunately, messages from 66.228.113.229 weren't sent. Please contact your Internet service provider since part of their network is on our block list. You can also refer your provider to http://mail.live.com/mail/.
Failed Recipient: *** Email address is removed for privacy ***
Reason: Remote host said: 550 OU-002 (BAY0-PAMC2-F8) Unfortunately, messages from 66.228.113.229 weren't sent. Please contact your Internet service provider since part of their network is on our block list. You can also refer your provider to http://mail.live.com/mail/.
Failed Recipient: *** Email address is removed for privacy ***
Reason: Remote host said: 550 OU-002 (BAY0-PAMC2-F8) Unfortunately, messages from 66.228.113.229 weren't sent. Please contact your Internet service provider since part of their network is on our block list. You can also refer your provider to http://mail.live.com/mail/.

   -- The header and top 20 lines of the message follows --

Received: from YaminiPC (NSG-Static-217.24.71.182. [182.71.24.217]) by server.lichensolutions.com with SMTP;
   Mon, 12 Aug 2013 05:51:33 -0500
From: "Yamini Arora" <*** Email address is removed for privacy ***>
To: "Neelendra Singh" <neelendra.singh@traviotech.>
Cc: <*** Email address is removed for privacy ***>,
        "Lalit Kumar" <*** Email address is removed for privacy ***>
References: <000301ce95cc$a08179f0$