The best way to access mail from a Blackberry is to use the Blackberry's built in IMAP software. Full information on how to configure a blackberry with IMAP is available here:

http://www.blackberry.com/knowledgecenterpublic/livelink.exe/fetch/2000/8021/270925/How_To_-_Integrate_a_BlackBerry_account_with_a_POP_or_IMAP_account.html?nodeid=634887&vernum=0

You will need to use the following server information:
Type: IMAP
Incoming Mail Server: mail.terabolic.com, port: 143 or 993 (SSL)
Outgoing Mail Server: smtp.terabolic.com, port: 25

** NOTE YOU MUST ENABLED SMTP-AUTHENTICATION ON THE OUTGOING MAIL SERVER SMTP.TERABOLIC.COM INORDER TO SEND MAIL **