Answer

Kerio MailServer build 6.3.0 and higher supports the new beginning/end date for Daylight Saving Time (DST) that starts in 2007. Both Windows and OS X have patches that need to be manually installed. At this time, these patchs are not included in the normal automatic update of the operating system.

• Mac OS X Server 10.4.8 Combo Update (PPC) can be downloaded from Apple's website.
• Mac OS X 10.4.8 Combo Update (Intel) can be downloaded from Apple's website.
• Windows users can be downloaded from Microsoft's website.