AASTRA SIP-DECT (Release 2.1)- OM System Manual - Installation, Administration and Maintenance EN - Manual (Page 162)

SIP – DECT OM System Manual Release 2.1 7 Configuration und Administration Aspects
depl-1230/1.3 Page: 162 (196)
Error
The download failed because of one of the following reasons:
– checksum error,
– file system error,
– error while writing firmware to flash,
– version mismatch,
– error while expanding firmware container.
The specific reason is shown as a tooltip.
Info
The download is not possible because of:
– the handset is not reachable,
– the handset is detached.
The specific reason is shown as a tooltip.
Æ In the OMP, the “Download over Air” service status is displayed in the Status menu
(see chapter 6.4).