senao txpower

Jim Thompson jim at
Sat Dec 11 13:39:25 EST 2004

any chance that things improve when you use the other MMCX port on the 

The card (and most or all prism2/2.5 based cards) will only tx out one 
port.    If you hold it up in front of you, with the PCMCIA port to 
your right,
and the label/LED facing you, the tx port is on the bottom.

On Dec 11, 2004, at 6:03 AM, Gudmundur Karlsson wrote:

> I have a Senao 2511 CD PLUS EXT2 with a 5 dBi Omni RP-TNC antenna 
> running in Master mode.  iwconfig shown below.
> I still don't seem to get good range.  It seems the same as any other 
> card I've used.
> How do I check if the card is really transmitting at 200mW ?
> If it isn't, then how do I set the txpower?
> iwconfig won't set it with iwconfig wlan0 txpower 200mW:
> Error for wireless request "Set Tx Power" (8B26) :
>    SET failed on device wlan0 ; Operation not supported.
> gct3102:/etc/rc2.d# iwconfig wlan0
> wlan0     IEEE 802.11b  ESSID:"gcwl"  Nickname:"gct3102"
>          Mode:Master  Frequency:2.422 GHz  Access Point: 
> 00:02:6F:09:B1:41
>          Bit Rate:11 Mb/s   Sensitivity=1/3
>          Retry min limit:8   RTS thr:off   Fragment thr:off
>          Encryption key:off
>          Power Management:off
>          Link Quality:0  Signal level:0  Noise level:0
>          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>          Tx excessive retries:635  Invalid misc:3525   Missed beacon:0
> Thanks in advance,
> Gudmundur
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