This mechanism allows to use only proven (factory made) STB software. In factory image, access to STB root file system on SSH protocol is forbidden. • Public image is created by manufacturer and is issued in of every STB model.
At the same time, manufacturer provides with Release the necessary software components, on base which users can create your own publick image modification (in order to customize image) according to. Public versions of the software are signed with the public key (ID_KEY = STB_PUBLIC), included in.
Public image can be updated in STB manually by user at STB booting stage ( from Bootloader menu - for STB or System Recovery Utility menu for STB and ). As a rule, Public image is intended for debugging, operative changes of internal settings, monitoring and other auxiliary purposes. Public image is open for changing running STB software. To access STB root file system is used. Update to Factory image. Description of software update for various STB models is given in the following sections: • • • Update to Factory image is performed from STB Embedded portal - automatically or manually (by user commands). If STB runs the Factory image, for updating only Factory image versions are accepted.
Any different image types (public, custom) are rejected when trying to upgrade from Embedded portal. Autoupdate Automatic updating to the f actory image is carried out over network (HTTP protocol), from URL in STB software. Automatic update settings can be accessed by user from STB Embedded portal or performed by Middleware server administrator (if STB connected to external portal). Where is the number value of the (for example 250, 254, 256, 322, etc.). For example, for STB MAG322 the last f actory image version address: As a rule, the update server contents only one last stable version of software for each basic STB model. But in some cases update server includes a few software versions of the same STB model to select by user (they are accessible from embedded portal). Update to Public image Update to Public image is performed manually only on booting stage of STB ( from Bootloader menu - for STB or System Recovery Utility menu for STB and ).