Hi all !!!
My enviroment : Release 6.0.12_GA_2883.UBUNTU8_64 UBUNTU8_64 NETWORK edition.
My class of service has GMT -3:00 Brasília.
The messages time are correct, but at the Zimbra's Console Configurations, the time of services are displayed with 1 hour advanced.
SO time : Mon Oct 3 10:48:37 BRT 2011
Zimbra's Console Configurations :
Spell, mailbox, logger, convertd, mta, stats, ldap, smp, all 11:48