PROTOCOL.INI Driver File Contents (Kf221fx.zip)

DriverName = DC21X4$

;; Range: 16-26. (16 is First PCI board)
;; Usage: "Slot=nn"
;------------------
; Slot = 16

;; Options: TP, TP_FULL_DUPLEX, AUTOSENSE.
;;
;;      SIA_Mode        DATA_RATE       Connector selected
;;      --------------------------------------------------
;;      AUTOSENSE       not specified     auto detect
;;      AUTOSENSE           MB100         auto detect
;;      AUTOSENSE           MB10          auto detect
;;      TP                  MB100            100 Mbps
;;      TP                  MB10              10 Mbps
;;      TP              not specified        100 Mbps
;;      TP_FULL_DUPLEX  not specified        100 Mbps
;;
;; Usage: "SIA_Mode=xxx"
;-----------------------
  SIA_Mode = AUTOSENSE

;; Options: MB10, MB100.
;; Specify the 100Mbps or 10Mbps connector
;; Usage: "DATA_RATE=xxx"
;-------------------------
; DATA_RATE = MB100

;; Advanced keywords below - refer to dc21x4.doc for more information
;;=======================================================================

;; Options: FP, LW1024 ,LW512 , LW256 , LW128
;; Usage: "TX_THRESHOLD=xxx"
;-------------------------
;  TX_THRESHOLD=LW1024

;; Options: 4 - 16
;; Usage: "NUM_TX_BUFFERS=xx"
;----------------------------
;  NUM_TX_BUFFERS= 4

;; Options: 4 - 16
;; Usage: "NUM_RX_BUFFERS=xx"
;----------------------------
;  NUM_RX_BUFFERS= 4

;; Options: ENABLED, DISABLED
;; Usage: "TURBO=xx"
;----------------------------
;  TURBO= ENABLED

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How To Update Drivers Manually

After your driver has been downloaded, follow these simple steps to install it.

  • Expand the archive file (if the download file is in zip or rar format).

  • If the expanded file has an .exe extension, double click it and follow the installation instructions.

  • Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.

  • Find the device and model you want to update in the device list.

  • Double-click on it to open the Properties dialog box.

  • From the Properties dialog box, select the Driver tab.

  • Click the Update Driver button, then follow the instructions.

Very important: You must reboot your system to ensure that any driver updates have taken effect.

For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.

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