configuration problems on hostap driver

Levy-kesos Odelia-BOL016 odelia.k
Wed May 21 22:26:23 PDT 2003


Thanks for your answer, but:
 
power period of 500m works great:
 
[root at redhatomc1 root]# iwconfig wlan0 power 500m unicast
[root at redhatomc1 root]# iwconfig wlan0
wlan0     IEEE 802.11-b  ESSID:"yyyy"  Nickname:""""
          Mode:Master  Frequency:2.422GHz  Access Point: 00:05:5D:FA:16:35  
          Bit Rate:11Mb/s   Tx-Power=-13 dBm   Sensitivity=1/3  
          Retry limit:15   RTS thr=250 B   Fragment thr:off
          Encryption key:7474-5655-56   Encryption mode:restricted
          Power Management period:499.712ms  mode:Unicast only received
 
 
but power period of 100000m does not work:
 
[root at redhatomc1 root]# iwconfig wlan0 power 100000ms
[root at redhatomc1 root]# iwconfig wlan0
wlan0     IEEE 802.11-b  ESSID:"yyyy"  Nickname:""""
          Mode:Master  Frequency:2.422GHz  Access Point: 00:05:5D:FA:16:35  
          Bit Rate:11Mb/s   Tx-Power=-13 dBm   Sensitivity=1/3  
          Retry limit:15   RTS thr=250 B   Fragment thr:off
          Encryption key:7474-5655-56   Encryption mode:restricted
          Power Management period:32.8909s  mode:Unicast only received

my questions are :
Is there a maximum and minimum range for power period??  
The period timeout does not work at all - what could be the problem?
 
Thanks in advance,
Odelia Levy-kesos.

 

 
 
-----Original Message-----
From: Srikanth [mailto:srikanth_w at naturesoft.net]
Sent: Tuesday, 20 May, 2003 15:58
To: Levy-kesos Odelia-BOL016
Subject: Re: configuration problems on hostap driver




Levy-kesos Odelia-BOL016 wrote:


I have a problem configuring D-Link DWL520 card with hostap 



1) fragmentation patameter does not change:

 

 			# iwconfig wlan0 frag fixed

 			# iwconfig wlan0

 			wlan0   IEEE 802.11-b  ESSID:"test"  Nickname:"red1"

 			          Mode:Master  Frequency:2.422GHz  Access Point: 00:05:5D:FA:16:35  

  

			          Bit Rate:11Mb/s   Tx-Power=-13 dBm   Sensitivity=1/3  

			          Retry limit:15   RTS thr=200 B   Fragment thr:off

			          

			# iwconfig wlan0 frag 512

			# iwconfig wlan0

			wlan0     IEEE 802.11-b  ESSID:"test"  Nickname:"red1"

			          Mode:Master  Frequency:2.422GHz  Access Point: 00:05:5D:FA:16:35  

			          Bit Rate:11Mb/s   Tx-Power=-13 dBm   Sensitivity=1/3  

			          Retry limit:15   RTS thr=200 B   Fragment thr:off

			          

    

 2) does the card supports power timeout and period at the same time?

				    I know that most cards don't...



3) Setting of power management timeout - the value being displayed is different from the      value that was set (is there a limit of some sort?)

  

			# iwconfig wlan0 power timeout 300u

			# iwconfig wlan0                   

			wlan0     IEEE 802.11-b  ESSID:"test"  Nickname:"red1"

			          Mode:Master  Frequency:2.422GHz  Access Point: 00:05:5D:FA:16:35  

			          Bit Rate:11Mb/s   Tx-Power=-13 dBm   Sensitivity=1/3  

			          Retry limit:15   RTS thr=200 B   Fragment thr:off

			          Encryption key:7474-5655-56   Encryption mode:restricted

			          Power Management period:31.5638s  mode:All packets received

			          Link Quality:0  Signal level:0  Noise level:0

			          Rx invalid nwid:0  Rx invalid crypt:2516012  Rx invalid frag:0

			          Tx excessive retries:18659  Invalid misc:24604   Missed beacon:0



			3) Similarly power management period: (It shows a different value)



			# iwconfig wlan0 power period 100s 

			# iwconfig wlan0                   

			wlan0     IEEE 802.11-b  ESSID:"test"  Nickname:"red1"

			          Mode:Master  Frequency:2.422GHz  Access Point: 00:05:5D:FA:16:35  

			          Bit Rate:11Mb/s   Tx-Power=-13 dBm   Sensitivity=1/3  

			          Retry limit:15   RTS thr=200 B   Fragment thr:off

			          Encryption key:7474-5655-56   Encryption mode:restricted

			          Power Management period:32.8909s  mode:All packets received

			          Link Quality:0  Signal level:0  Noise level:0

			          Rx invalid nwid:0  Rx invalid crypt:2516335  Rx invalid frag:0

			          Tx excessive retries:18663  Invalid misc:24605   Missed beacon:0

Try by following these steps,

1.  iwconfig wlan0 power off                 /// disable PM

2.  iwconfig wlan0 power period 2            /// period
    
    or

    iwconfig wlan0 power 500m unicast        /// mode 

    or

    iwconfig wlan0 power timeout 300u all    /// mode

    or    

3.  iwconfig wlan0 power on                  /// enable PM  

4.  iwconfig wlan0 power min period 2 power max period 4



    

	Thanks in advance, 

	Regards,

	Odelia Levy-Kesos.



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-
Srikanth.


  


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