Hi, May I know the extension used for personal folders in Lotus Notes as we use .pst in Exchange? I have to migrate my clients personal folder and contact list from Lotus Notes to Exchange server 5.5. May I know how to proceed with this? Regards, Sudhir Kaushal Network Engineer ( Hosted Team ) eGain Communications Pvt. Ltd. Pune.( Nasdaq - EGAN ) Hello - (+91 20) 4222812, (+91 20) 4228607, Ext - 126.