TZBM adds business level email support to your cPanel servers through the ability to flexibly connect users with external Zimbra servers.

• TZBM let you define in a flexible way the number of business mailboxes and the maximum quota for each of your customers.
• TZBM lets your customers define normal and business class mailboxes aside each other.
  Mixing mailbox types let your customers control their costs.
• TZBM lets you define a global quota for a customer and lets your customer shares this global quota in the way she want between all its business mailboxes.
• TZBM works with NE and OS version of Zimbra.