Naming conventions: Product_type_h/wRevision_s/wRevision_ValidArea_language_datecode.extension Product_Howto_language_ Theme-with-description.extension DES-1210-28_fw_revA_2-02-002_all_en_20121120.zip Aktuelle Firmware Rev. A DES-1210-28_fw_revB_3-10-011_all_en_20130110.zip Aktuelle Firmware Rev. B