Naming conventions: Product_type_h/wRevision_s/wRevision_ValidArea_language_datecode.extension Product_Howto_language_ Theme-with-description.extension DES-3052P_fw_revALL_2-00B27_all_en_090310.zip Firmware for DES-3052P Firmware für den DES-3052P DES-3052P_fw_revALL_102B10_ALL_en_080225.zip Firmware for DES-3052P Firmware für den DES-3052P