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We have an Exchange 2000 Organization where we just introduced an Exchange 2007 Hub Transport server. &nbsp;We deleted the routing group connector which was automatically created during the Exchange 2007 install and manually created a new one. &nbsp;<br />
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Users on Exchange 2000 can send email to mailboxes on Exchange 2007, however, Exchange 2007 users cannot send to Exchange 2000?
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We have an Exchange 2000 Organization where we just introduced an Exchange 2007 Hub Transport server.  We deleted the routing group connector which was automatically created during the Exchange 2007 install and manually created a new one.  

Users on Exchange 2000 can send email to mailboxes on Exchange 2007, however, Exchange 2007 users cannot send to Exchange 2000?

How do I set up mail to route from Exchange 2007 to Exchange 2000

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.