Naming conventions:
Product_type_h/wRevision_s/wRevision_ValidArea_language_datecode.extension
Product_Howto_language_ Theme-with-description.extension 



DGL-4100_fw_reva_19b09_ALL_en_20100119_fixHNAP.zip		Firmware for DGL-4100 (English).
								Firmware für den DGL-4100 (Englisch).