Service Pack 6 for BlackBerry Enterprise Server 4.1 for Novell GroupWise has been pulled from the BlackBerry.com website. The download list for BlackBerry Enterprise Server 4.1 for Novell GroupWise now lists “Please Note: BlackBerry Enterprise Server v4.1.6 for Novell GroupWise is currently not available.” KB16451 - Known issues with BlackBerry Enterprise Server 4.1 Service Pack

Zimbra, an open-source alternative to Microsoft Exchange that was acquired by Yahoo last September, now supports BlackBerry Enterprise Server. Zimbra joins the likes of Microsoft Exchange, Lotus Notes, and Novell Groupwise becoming only the fourth corporate email system to offer BES Support.