Hi pls can you help .... Recently been taken over as a business. We have W2003 AD Forest with Domino Mail, Calendaring & applications on Domino V6.5.5 FP2 server, with varying Lotus Notes clients from V6.5 to V4 Parent company has AD 2003 Forest with Exchange 2003 Will have to move to new Company AD with Exchange 2003 eventually. They may move to Exchange 2007 in 12 months. So until that happens we need to co exists. Q1) Can Exchange 2003 & Domino Sever V6.5.5 FP2 calendars be shared ? Note we have many distributed Domino & Exchange Servers i.e Calendars are distributed across many servers Any information to help with coexistance will be helpful Q2) We may have to move to Domino V7 or V8 due to end of support for V6.5.5 Can Exchange 2003 & Domino Sever V7 / V8 calendars be shared ? Q3) Are there any guides to help with co existance with stated environmnet ? I have seen & Downloaded latest version of Domino Transporter Tool. This however relies on Exchange 2007 ! Many thanks for your help.