I'm planning to have multiple domain on a single exchange server ie. abc.com 123.com new.com etc.I wanna know howis it possible to have Distribution List, Global Address Book, OAB for each domain?

Version of Exchange?2003:http://www.msexchange.org/tutorials/Shared_Hosting_Exchange_2003_Part1.html2007:http://www.msexchange.org/articles_tutorials/exchange-server-2007/migration-deployment/shared-hosting-exchange-2007-part1.htmlMicrosoft released the HMC platform (Hosted Messaging and Collaboration) to support shared hosting for its products, including Exchange. HMC 3.5 supports Exchange 2003 and HMC4/4.5 supports Exchange 2007.Exchange 2010 is currently unsupported, although the 2007 link above does with with some minor supportability issues. Read here for further information regarding support for his and Exchange 2010:http://blogs.msdn.com/dgoldman/archive/2010/01/06/exchange-2010-address-list-segregation-as-of-now-is-100-unsupported.aspxOliverOliver Moazzezi | Exchange MVP, MCSA:M, MCTS:Exchange 2010, BA (Hons) Anim | http://www.exchange2007.com | http://www.exchange2010.com | http://www.cobweb.com |