You should be able to accomplish all of the requirements by simply modifying your recipient policy. Here is an article you may find helpful. http://support.microsoft.com/default.aspx?scid=kb;en-us;249299&sd=tech Take care, Devin McBride ________________________________ From: shereen naser [mailto:shereen.naser@xxxxxxxxx] Sent: Tuesday, December 27, 2005 10:42 PM To: [ExchangeList] Subject: [exchangelist] change of domain for exchange only http://www.MSExchange.org/ Hi, I have a domain name say @MarketingCompany.com.ae; I already have every thing setup and working in the domain and exchange, now the managment want to change the email addresses from @ marektingcompany.com.ae to @mc.com.ae , but they want: - the existing users still receive thier emails @marektingcompany.com.ae - the new users recevice thier emails @ mc.com.ae - the existing users receive emails addressed to them @mc.com.ae as well in summary they want if any one send to @marektingcompany.com.ae or to @mc.com.ae the email arraives with no problems, how can this be done in exchange?? thank you ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp ------------------------------------------------------ Visit TechGenix.com for more information about our other sites: http://www.techgenix.com ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: devin@xxxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Report abuse to info@xxxxxxxxxxxxxx