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



DP-301u_fw_revAx_121_ALL_en_041022.zip		Firmware for DP-301U.
						Firmware für den DP-301U.


DP-301u_mib_revALL_100_ALL_en_040909.zip	MIB-files for DP-301U.
						MIB-Dateien für den DP-301U.

DP-301u_fw_revB_220b10_ALL_en_071111.zip	Firmware for DP-301U. Rev. B
						Firmware für den DP-301U Rev.B