AASTRA SIP-DECT (Release 1.8)-Installation- and Administration Guide EN - Manual (Page 43)

Installation, Administration and Maintenance
Aastra depl-0900/0.4 Page: 43 (104)
With the “Configure Time Zone” dialog the standard time and the daylight
savings time (DST) of a time zone can be changed. If the time zone has no
DST only the UTC difference can be configured. For the DST both points of
time (begin of standard time and begin of daylight savings time) have to be
specified exactly. Therefore a certain day in the month or a certain week day
in a month can be used. See the following screen shots as an example:
3.3.2.5 Database Management
The database management allows a flexible backup and restore
management of the OMM database. The OMM database contains all
configuration settings which are configurable via the WEB service interface.