> In my experience, setting mode to Managed will reset the essid
> assignment..:

here it didn't

> > iwconfig wlan0 channel 2
>
> Why do you set the channel on the client?

just in case..


> What's the output of "iwconfig wlan0" prior to "dhclient wlan0"?


# ifconfig eth0 down

# iwconfig wlan0
wlan0 IEEE 802.11b ESSID:off/any
Mode:Auto Freq:2.412 GHz Access Point: Not-Assoc.
Bit Rate: 54 Mb/s Tx-Power: 26 dBm Sensitivity=0/3
RTS thr: 2432 B Fragment thr: 2432 B
Encryption key: off
Power Management: off
Link Quality:0 Signal: 0 Noise: 0
RX invalid nwid:0 Rx invalid crypt: 0 Rx inv. frag: 0
Tx excessive retries: 0 Inv. misc:0 Missed beacon: 0

# iwconfig wlan0 essid ESSID

# iwconfig wlan0
changed:
ESSID: set correctly
Mode: Managed Freq: 2.417 GHz (=channel 2)
Access Point: <AP's MAC>
Bit Rate: 11Mb/s
Link Quality: 53/100 Signal: -62 dBm Noise: -96 dBm

# iwconfig wlan0 mode Managed

# iwconfig wlan0
nothing changed

# iwconfig wlan0 channel 2

# iwconfig wlan0
nothing changed

# ifconfig
wlan0: Link encap: Eterhent HWAddr <MAC>
inet6 addr: fe90::206:4fff:fe40:fb93/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric: 1
RX packets: 591, TX: 37, errors: 0
collisions: 0 txqueuelen:1000
RX: 39 KiB, TX: 7.8 KiB
Interrupt 10 Memory f4202000-f4202025




>
> > I can successfully connect to the network using Windows.
>
> Proving what...?

That it is possible to connect to that AP using this card?


Answering the previous post:
> What is the WLAN access point at the other end of
the wireless connection?

It is my ISP, 802.11b, channel 2, no encryption, DHCP.
I don't know more.