On your Android device, access the ‘Settings‘ menu.
Access ‘Accounts & Sync‘, navigate to ‘Add Account‘, and select ‘Corporate‘.
Enter your e-mail address and your password and select next. For Domain\Username use the following format \firstname.lastname@example.org. Your password should automatically be entered. If not, enter it now.
For the Exchange Server, enter the URL of your web interface (webmail.example.com)
If you are not using SSL, ensure that ‘Use Secure Connection (SSL)‘ is unchecked.
Select ‘Next‘ and configure your personal preferences for the frequency and amount of data to synchronize.
Press ‘Next‘ again, and configure your name as well as the connection name and select ‘Done‘.
Your Android powered device is now setup to synchronize data using Exchange Activesync.