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



DP-300U_fw_revALL_121_ALL_en_041022.zip		Firmware for DP-300U.
						Firmware für den DP-300U.

DP-300U_mib_revALL_MIB-files_ALL_en_040909.zip	MIB-files for DP-300U.
						MIB-Dateien für den DP-300U.

dp300u_fw_RevBx_v210_b3_en_060326.zip		Firmware for DP-300U. Rev. B
						Firmware für den DP-300U. Rev.B