How to enable the master mode of my card?

[Jar]

> eth1      IEEE 802.11b  ESSID:"workgroup"  Nickname:"Prism  I"
>
>          Mode:Managed  Access Point: 00:00:00:00:00:00  Bit Rate:11Mb/s
>          Sensitivity:1/3
>          Retry min limit:8   RTS thr:off   Fragment thr:off
>          Encryption key:off
>          Power Management:off
>          Link Quality:0/92  Signal level:-68 dBm  Noise level:-122 dBm
>          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>          Tx excessive retries:0  Invalid misc:0   Missed beacon:0
>
>
> root:~> iwconfig eth1 essid workgroup
>
> root:~> iwconfig eth1 mode master
>
> Error for wireless request "Set Mode" (8B06) :
>    SET failed on device eth1 ; Operation not supported.

It seems that you are using orinoco driver istead of hostap driver. Orinoco driver
uset ethX (hostap use wlanX naming) names for interfaces and does not support master
mode.

-- 
Best Regards, Jar