New version of the Transported toool has RTW and now includes POP and IMAP migration tools.
Transporter Suite contains a set of tools for migrations from both Lotus Domino Servers, and generic IMAP/POP sources. For Lotus Domino the suite contains a set of tools for Directory and Free/Busy interoperability between Lotus Domino 6 or 7 and Exchange Server 2007 and Windows Server 2003 Active Directory. In addition for Lotus Domino the suite contains migration tools to migrate users, groups, personal address lists, mailboxes, personal mail archives, and applications from Lotus Domino 5, 6 or 7 to Active Directory, Exchange Server 2007, and Windows SharePoint Services 3.0. For generic POP/IMAP servers the suite contains a set of tools to bulk migrate mailboxes from any generic email servers that support the POP3 or IMAP4 protocol to mailboxes in Exchange Server 2007