Regardless of the email client being used, the following settings relate specifically to IMAP connections to Exchange.
Email address: your Exchange e-mail address
Password: your mailbox password
User Name: your Exchange e-mail address
Type: IMAP
Incoming mail server: mail.exchangeserver.net.au
Port: 993
Encryption Method: SSL / TLS
Outgoing mail server: mail.exchangeserver.net.au
Port: 587
Encryption Method: STARTTLS / TLS
Use the same authentication settings as the incoming mail server.