How to set up wireless internet in ubuntu 10.04.1

Joseph Loo joseph.loo at dslextreme.com
Tue Oct 19 03:11:17 UTC 2010


On 10/18/2010 10:25 AM, Tony Pursell wrote:
> On Mon, 2010-10-18 at 15:42 +0530, Ashim Kapoor wrote:
>   
>> Dear Sir,
>>
>> My previous version of Ubuntu ran the wireless internet fine, but let
>> me check and get back to you. Also I noticed a small wireless sign
>> with an ! mark on it in the top right panel in my office but both
>> wired and wireless refused to work. I think this icon was due to WICD.
>> This icon does not even appear in my home.
>>     
> The wireless sign with a red ! mark on it means that there is no
> wireless connection.  Click on that sign to see what connections are
> available. Under 'Wired Connections' you may see 'disconnected' and
> under that 'Available' and under that something like 'Auto eth1' which
> is an available wired connection.  If you click on that, your wired
> connection should be enabled and the icon will change to a pair of up &
> down arrows.  
>
> Tony 
>
>   
>> Thank you,
>> Ashim.
>>
>> On Mon, Oct 18, 2010 at 10:02 AM, d~_*b <theunknownandrew at gmail.com>
>> wrote:
>>         
>>         On 18 October 2010 09:46, Ashim Kapoor <ashimkapoor at gmail.com>
>>         wrote:
>>         > Hello everyone,
>>         >
>>         > I installed WICD but it still says no wireless networks
>>         found. Any advice
>>         > would help.
>>         >
>>         > Many thanks,
>>         > Ashim
>>         >
>>         > On Sat, Oct 9, 2010 at 9:12 AM, Traveller
>>         <traveller at petlover.com> wrote:
>>         >>
>>         >> 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.
>>         >> >
>>         >> >     --
>>         >> >     ubuntu-users mailing list
>>         >> >     ubuntu-users at lists.ubuntu.com
>>         <mailto:ubuntu-users at lists.ubuntu.com>
>>         >> >     Modify settings or unsubscribe at:
>>         >> >
>>         https://lists.ubuntu.com/mailman/listinfo/ubuntu-users
>>         >> >
>>         >> >
>>         >> 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
>>         >>
>>         >>
>>         >> --
>>         >> ubuntu-users mailing list
>>         >> ubuntu-users at lists.ubuntu.com
>>         >> Modify settings or unsubscribe at:
>>         >> https://lists.ubuntu.com/mailman/listinfo/ubuntu-users
>>         >
>>         >
>>         > --
>>         > ubuntu-users mailing list
>>         > ubuntu-users at lists.ubuntu.com
>>         > Modify settings or unsubscribe at:
>>         > https://lists.ubuntu.com/mailman/listinfo/ubuntu-users
>>         >
>>         >
>>         
>>         
>>         Check if your Wireless card is listed as supported on Linux
>>         here
>>         http://linux-wless.passys.nl/
>>         
>>         This is a good read too,
>>         https://help.ubuntu.com/community/WifiDocs/WirelessCardsSupported
>>         
>>         I found both of these links here :
>>         https://help.ubuntu.com/9.10/switching/preparing-hardware.html
>>         
>>         Hope this helps.
>>         
>>         The NetworkManager applet was buggy in the Karmic Jaunty
>>         release but
>>         its greatly improved since Karmic, I can tell you this; coz I
>>         was one
>>         of the privileged few too have experienced this.
>>         
>>         --
>>          & RU  d~_*b
>>         
>>         --
>>         
>>         ubuntu-users mailing list
>>         ubuntu-users at lists.ubuntu.com
>>         Modify settings or unsubscribe at:
>>         https://lists.ubuntu.com/mailman/listinfo/ubuntu-user
Make sure that the hardware is enabled. I had a similar problem until I
turned the wireless hardware on via a fn and function key. Your method
to turn the hardware is dependent on your hardware.

-- 

Joseph Loo
jloo at acm.org





More information about the ubuntu-users mailing list