Zimbra Collaboration Suite 7.0
Zimbra Collaboration Suite 7.0
Administrator's Guide
Open Source Edition

Appendix A Command-Line Utilities > zmtzupdate

This command is used to update time zone changes in existing appointments for specific users or all users. A .ics rule file should first be created to run with this command. A rule file lists a series of rules to match a time zone and the replacement time zone definitions. More information about this command can be found at http://wiki.zimbra.com index.php?title=Changing_ZCS_Time_Zones
zmtzupdate --rulefile <rule file> -a <“all” or list of specific email addresses> [--sync] [--after <date/time stamp>]
Short Name
<arg> account email addresses separated by a white space. Use “all” for all accounts to be updated
<arg> Appointments occurring after the specified date/time in this field are updated. The default cut off time is January 1st, 2008
Specifies the .ics XML file that should be used to update time zone definitions
<arg> Specifies the mail server hostname. The default value is localhost
If specified, this option causes the zmtzupdate command to block till the server processes all requested accounts. The default value is no.