README Driver File Contents (W541U_V2.0_linux.zip)

* README
*
* Ralink Tech Inc.
* 
* http://www.ralinktech.com
*

=======================================================================
ModelName:
===========
RT73(RT2571W) Wireless Lan Linux Driver


=======================================================================
Driver lName:
===========
rt73


=======================================================================
Supporting Kernel:
===================
linux kernel 2.4 and 2.6 series. 
Tested in Redhat 7.3 or later.


=======================================================================
Description:
=============
This is a linux device driver for Ralink RT73 a/b/g WLAN Card.


=======================================================================
Contents:
=============
Makefile.4		    : Makefile for kernel 2.4 series
Makefile.6		    : Makefile for kernel 2.6 series
*.c					: c files
*.h					: header files


=======================================================================
Features:
==========
   This driver implements basic IEEE802.11. Infrastructure and adhoc mode 
   with open or shared or WPA-PSK or WPA2-PSK authentication method. 
   NONE, WEP, TKIP and AES encryption. 


=======================================================================
Build Instructions:  
====================
1> $tar -xvzf RT73_Linux_STA_Drv_x.x.x.x.tar.gz
    go to "./RT73_Linux_STA_Drv_x.x.x.x/Module" directory.
    
2> $cp Makefile.4  ./Makefile       # [kernel 2.4]
    or
   $cp Makefile.6  ./Makefile       # [kernel 2.6]
   
3> [kernel 2.4]
    $chmod 755 Configure
    $make config         # config build linux os version

4> $make all            # compile driver source code

5> $cp rt73.bin /etc/Wireless/RT73STA/	    # copy firmware
 
6>  $dos2unix rt73sta.dat
    $cp rt73sta.dat  /etc/Wireless/RT73STA/rt73sta.dat       
    # !!!check if it is a binary file before loading !!!  
    
7> $load                
    #[kernel 2.4]
    #    $/sbin/insmod rt73.o
    #    $/sbin/ifconfig rausb0 inet YOUR_IP up
        
    #[kernel 2.6]
    #    $/sbin/insmod rt73.ko
    #    $/sbin/ifconfig rausb0 inet YOUR_IP up


=======================================================================
CONFIGURATION:  
====================
RT73 driver can be configured via following interfaces, 
i.e. (i)"iwconfig" command, (ii)"iwpriv" command, (iii) configuration file
     (iv)RaConfig

i)  iwconfig comes with kernel.  
ii) iwpriv usage, please refer to file "iwpriv_usage.txt" for details.
iii)copy configuration file "rt73sta.dat" to /etc/Wireless/RT73STA/rt73sta.dat.
iv) RaConfig is utility for rt73.

Note: 
           
Configuration File : rt73sta.dat
---------------------------------------
# Copy this file to /etc/Wireless/RT73STA/rt73sta.dat
# This file is a binary file and will be read on loading rt.o module.
#
# Use "vi -b rt73sta.dat" to modify settings according to your need.
# 
# 1.) set NetworkType to "Adhoc" for using Adhoc-mode, otherwise using Infrastructure
# 2.) set Channel to "0" for auto-select on Infrastructure mode
# 3.) set SSID for connecting to your Accss-point.
# 4.) AuthMode can be "WEPAUTO", "OPEN", "SHARED", "WPAPSK", "WPA2PSK", "WPANONE"
# 5.) EncrypType can be "NONE", "WEP", "TKIP", "AES"
# for more information refer to the Readme file.
# 
# The word of "[Default]" must not be removed
[Default]
CountryRegion=0
CountryRegionABand=7
WirelessMode=0
SSID=AP350
NetworkType=Infra
Channel=0
AuthMode=OPEN
EncrypType=NONE
DefaultKeyID=1
Key1Type=0
Key1Str=0123456789
Key2Type=0
Key2Str=
Key3Type=0
Key3Str=
Key4Type=0
Key4Str=
WPAPSK=abcdefghijklmnopqrstuvwxyz
TxBurst=0
PktAggregate=0
TurboRate=0
WmmCapable=0
AckPolicy=0;0;0;0
BGProtection=0
IEEE80211H=0
TxRate=0
RTSThreshold=2347
FragThreshold=2346
PSMode=CAM
TxPreamble=0
AdhocOfdm=0
FastRoaming=0
RoamThreshold=70

-----------------------------------------------
syntax is 'Param'='Value' and describes below. 

1. CountryRegion=value                                 
	value
		0: use 1 ~ 11 Channel
		1: use 1 ~ 13 Channel
		2: use 10, 11 Channel
		3: use 10 ~ 13 Channel
		4: use 14 Channel
		5: use 1 ~ 14 Channel
		6: use 3 ~ 9 Channel
		7: use 5 ~ 13 Channel
   	 	                                      
2. CountryRegionABand=value      							
	value	
		0: use 36, 40, 44, 48, 52, 56, 60, 64, 149, 153, 157, 161, 165 Channel
		1: use 36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140 Channel
		2: use 36, 40, 44, 48, 52, 56, 60, 64 Channel
		3: use 52, 56, 60, 64, 149, 153, 157, 161 Channel
		4: use 149, 153, 157, 161, 165 Channel
		5: use 149, 153, 157, 161 Channel
		6: use 36, 40, 44, 48 Channel
		7: use 36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 149, 153, 157, 161, 165 Channel
		8: use 52, 56, 60, 64 Channel
		9: use 34, 38, 42, 46 Channel
		10: use 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64 Channel
       
3. SSID=value                	
	value
		0~z, 1~32 ascii characters.
                    	
4. WirelessMode=value
	value	
		0: 11b/g mixed, 
		1: 11b only, 
		2: 11a only,        //Support in RfIcType=1(id=RFIC_5226) or RfIcType=3(id=RFIC_5225)   
		3: 11a/b/g mixed,   //Support in RfIcType=1(id=RFIC_5226) or RfIcType=3(id=RFIC_5225)
		4: 11g only	        
                    	
5. TxRate=value
	value
		 0: Auto    	//WirelessMode=0~4 	
		 1: 1 Mbps	 	//WirelessMode=0 or 1 or 3
         2: 2 Mbps	 	//WirelessMode=0 or 1 or 3
         3: 5.5 Mbps 	//WirelessMode=0 or 1 or 3
         4: 11 Mbps 	//WirelessMode=0 or 1 or 3
         5: 6  Mbps  	//WirelessMode=0 or 2 or 3 or 4
         6: 9  Mbps  	//WirelessMode=0 or 2 or 3 or 4
         7: 12 Mbps  	//WirelessMode=0 or 2 or 3 or 4
         8: 18 Mbps  	//WirelessMode=0 or 2 or 3 or 4
         9: 24 Mbps  	//WirelessMode=0 or 2 or 3 or 4
        10: 36 Mbps  	//WirelessMode=0 or 2 or 3 or 4
        11: 48 Mbps  	//WirelessMode=0 or 2 or 3 or 4
        12: 54 Mbps  	//WirelessMode=0 or 2 or 3 or 4
 	                                       
6. Channel=value
	value
		depends on CountryRegion or CountryRegionABand
                    	
7. BGProtection=value
	value
		0: Auto 
		1: Always on 
		2: Always off
                    	
8. TxPreamble=value
  	value
		0: Preamble Long
		1: Preamble Short 
		2: Auto
                    	
9. RTSThreshold=value
	value
		1~2347                                                       
                    	                                       
10. FragThreshold=value
	value       	
		256~2346
                    	
11. TxBurst=value
	value
		0: Disable
		1: Enable

12. NetworkType=value	    		
	value 
		Infra: infrastructure mode
       	Adhoc: adhoc mode

13. AdhocOfdm=value
    value
        0: WIFI mode    (1,2,5.5,11 mbps rates)   				   
        1: b/g mixed,   (1,2,5.5,11,6,9,12,18,24,36,48,54 mbps rates)
        2: 11g only,    (6,9,12,18,24,36,48,54 mbps rates) 
        3: 11a only,    (6,9,12,18,24,36,48,54 mbps rates)
        
14. AuthMode=value
	value
		OPEN	 	For open system	
		SHARED	  	For shared key system	
		WEPAUTO     Auto switch between OPEN and SHARED
		WPAPSK      For WPA pre-shared key  (Infra)
		WPA2PSK     For WPA2 pre-shared key (Infra)
		WPANONE		For WPA pre-shared key  (Adhoc)
		WPA         Use WPA-Supplicant
		WPA2        Use WPA-Supplicant

15. EncrypType=value
	value
		NONE        For AuthMode=OPEN                    
		WEP         For AuthMode=OPEN or SHARED 
		TKIP        For AuthMode=WPAPSK or WPA2PSK or WPANONE                 
		AES         For AuthMode=WPAPSK or WPA2PSK or WPANONE                 
		
16. DefaultKeyID=value
	value
		1~4

17. Key1=value
    Key2=value
    Key3=value
    Key4=value
	value
		10 or 26 hexadecimal characters eg: 012345678
        5 or 13 ascii characters eg: passd
    (usage : "iwpriv" only)

18. Key1Type=vaule
    Key2Type=value
    Key3Type=vaule
    Key4Type=vaule
    value
		0   hexadecimal type
		1   assic type
    (usage : reading profile only)

19. Key1Str=value
    Key2Str=value
    Key3Str=vaule
    Key4Str=vaule
    value
		10 or 26 characters (key type=0)
		5 or 13 characters  (key type=1)
    (usage : reading profile only)	
                                                    
20. WPAPSK=value              	
	value
		8~63 ASCII  		or 
		64 HEX characters

21. PSMode=value
    value
    	0: CAM			Constantly Awake Mode
		1: Max_PSP		Max Power Savings
		2: Fast_PSP		Power Save Mode
	
22. IEEE80211H=value
	value
		0:	Disable
		1:	Enable	Spectrum management
	    (This field can be enable only in A band)

23. FastRoaming=value
    value
        0: Disable
        1: Enable Fast Roaming

24. RoamThreshold=value
    vale
        61 ~ 89
        
    This value is a absolute threshold in dBm.
    The condition to roam when receiving Rssi less than (-1*value).

// //////////////////////    																		
//  No Support !!!
// /////////////////////
//  PktAggregate,            
//  TurboRate,																
//  WmmCapable,				
//  AckPolicy
// /////////////////////

MORE INFORMATION
=================================================================================
If you want for rt73 driver to auto-load at boot time:
A) choose rausb0 for first RT73 WLAN card, rausb1 for second RT73 WLAN card, etc.
 
B) go to "./RT73_Linux_STA_Drv_x.x.x.x/Module" directory.
   $make install

NOTE:
	if you use dhcp, 
	add this line
	BOOTPROTO='dhcp'
	in the file ifcfg-rausb0 .


*C) To ease the Default Gateway setting, 
    add the line
    GATEWAY=x.x.x.x   
    in /etc/sysconfig/network

    
Download Driver Pack

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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