How to set up wireless internet in ubuntu 10.04.1

[Traveller]

On 08/10/2010 5:46, Ashim Kapoor wrote:
> Dear Tapas,
>
> In my windows I see my own wifi as well as the neighbour's wifi connection.
>
> Here is the output of iwlist :-
>
>
> ashimkapoor at ubuntu-laptop:/var$ iwlist scan
> lo        Interface doesn't support scanning.
>
> eth0      Interface doesn't support scanning.
>
> wlan0     Failed to read scan data : Network is down
>
> pan0      Interface doesn't support scanning.
>
> Waiting for your comments,
> Many thanks,
> Ashim
>
> On Fri, Oct 8, 2010 at 5:29 PM, Tapas Mishra <mightydreams at gmail.com
> <mailto:mightydreams at gmail.com>> wrote:
>
>     On Fri, Oct 8, 2010 at 4:13 PM, Ashim Kapoor <ashimkapoor at gmail.com
>     <mailto:ashimkapoor at gmail.com>> wrote:
>      > Dear All,
>      >
>      > I recently installed ubuntu 10.04.1. The wired lan internet works
>     fine , but
>      > I am unable to install the wireless netgear internet. When I do
>     system
>      > ->administration ->network tools and choose wireless interface it
>     does not
>      > let me edit the ipv4 settings.
>      >
>      > What do I have to do ? Please explain.
>      >
>      > Many thanks,
>      > Ashim
>     I searched this thing on internet and before I can suggest some thing
>     I want to know is your wifi card being detected on your system.
>     If possible for you just go to some friend who has a wifi and see if
>     you can see wifi of friends network  being detected
>     on your laptop.
>     If you are comfortable with command line
>     then post the output of
>     iwlist scan
>
>     If everything is working, the resulting output will yield something
>     like:
>
>     wlan2 Scan completed :
>     Cell 01 - Address: 00:1A:70:46:BA:B1
>     ESSID:"lwfdjf_rad"
>     Mode:Master
>     Channel:1
>     Frequency:2.412 GHz (Channel 1)
>     Quality=66/100 Signal level:-46 dBm
>     Encryption key:on
>     IE: IEEE 802.11i/WPA2 Version 1
>     Group Cipher : CCMP
>     Pairwise Ciphers (1) : CCMP
>     Authentication Suites (1) : PSK
>     Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
>     24 Mb/s; 36 Mb/s; 54 Mb/s; 6 Mb/s; 9 Mb/s
>     12 Mb/s; 48 Mb/s
>     Extra:tsf=000000da45e7c18a
>     Extra: Last beacon: 68ms ago
>
>     If you get this output (plus data for other AP's), then the interface
>     is able to receive data (at least).
>
>     Post the results here.
>
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>
Try installing WICD. It's the only thing I've found that connects my 
D-Link units. After installation, you will probably find the program in 
the Internet menu. HTH
	Dave