Setting up Microsoft Outlook 2007
Open Outlook and select Tools. Click Account Settings
Check Manually configure server settings or additional server types
Select Internet E-mail
Enter Your Name and E-mail Address
Choose IMAP as your account type
For Incoming mail server (IMAP), enter imap.one.com. For Outgoing mail server (SMTP), enter send.one.com
In Logon Information enter the e-mail address and password that you created in the control panel
Configuration of the SMTP server in Outlook 2007
Click More Settings
Select Outgoing Server and then My outgoing server (SMTP) requires authentication
In Incoming Server (IMAP) enter 993 and select SSL.
In Outgoing server (SMTP) enter 465 and select SSL.
For Root folder path enter INBOX with uppercase letters.