Ubuntu Linux 5.04 + notebook + WiFi = Works!

Todd Ogasawara
Apr. 22, 2005 02:21 AM
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URL: http://ubuntulinux.org/...
I haven't had a lot of success getting WiFi to work on notebook PCs running various versions of Linux in the past few years (various makes and models of notebook PCs and WiFi cards).
I have an old Dell Lattitude L400 with a Cisco Aironet 802.11b PC Card. It only has 256MB RAM (1 DIMM slot) on a Pentium 3 running at 700MHz and has been booting and running slowly even after a complete hard disk reformating and reinstalling Windows 2000 Professional.
My recollection is that Windows 2000 Professional sunsets at the end of June. And, since the notebook was running slowly anyway (probably weighed down by anti-virus, anti-spyware, etc. etc.), I thought I'd take another try at getting WiFi on a notebook working with a Linux distro. I've been pretty happy with Ubuntu Linux on a test desktop PC for a while. So, I thought I'd give it a try on the L400.
I tried the Ubuntu LiveCD first and was very happy to get the WiFi card connected to my wireless LAN with minimal effort.
So, I took the Ubuntu install CD and installed it on the L400's hard disk, setup the WiFi config again and finally have a nice little (4 pounds or so) notebook PC with working WiFi.
Ubuntu seems to run very comfortably with only 256MB RAM and a 10GB hard drive.
Todd Ogasawara
is the editor of MobileAppsToday.com. He has been
named a Microsoft Most Valuable Professional (MVP) in the Mobile Devices category for the past several years. You can find his personal website focusing on Mobile Device Technology at www.mobileviews.com.
What's your Linux notebook PC WiFi experience been like?
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Showing messages 1 through 9 of 9.
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Configuring wifi (Topcom skyr@cer 4054G) in ubuntu 5.10
2006-01-11 01:41:47
Jeroen_Devroede
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It just works
2005-04-25 13:53:14
facundobatista
[Reply | View]
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wireless notebook
2005-04-23 10:54:36
rr-59
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wifi and linux (xandra 3.0)
2005-04-23 00:02:22
dompie
[Reply | View]
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Is your WIFi access point uses WEP?
2005-04-22 07:10:39
maximdim
[Reply | View]
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Is your WIFi access point uses WEP?
2005-04-24 18:27:52
rick_ap
[Reply | View]
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Is your WIFi access point uses WEP?
2005-07-14 16:44:13
ChrisHand
[Reply | View]
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Showing messages 1 through 9 of 9.
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You have to use the file mrv8335.inf which can be found in the win98 folder in the driver directory of the CD shipped with the Topcom wifi card. Copy the file to your hard drive. This is the only file of all .inf en .sys files on the CD that has worked under my HW config.
Use NDISWrapper to install the driver
In het terminalvenster, ga naar de directory waar je de WiFi driver hebt gesaved, en run:
sudo ndiswrapper -i mrv8335.inf
Run ndiswrapper -m
Run modprobe ndiswrapper
Check the installation by running the following command: sudo ndiswrapper -l ,and when the installation was successfull, you should get something back like
Installed ndis drivers:
mrv8335 driver present, hardware present
Now run iwconfig. You should get a list of all available network adapters, also containing an entry "wlan0" containing details of your connection
The following section is two-fold:
Either you use the ubuntu-embedded network-adminGUI (worked perfect for me as long as I did not use 128-bit encryption, but 64-bit encryption), or use the vi editor to manually edit the interfaces file
Network-admin GUI:
open network-admin.
The wifi connection should be listed.
First click on properties.
Enter the (e)ssid of your wifi infrastructure and check the activate checkbox.
Enter your hexadecimal network key (64-bit).
Confirm this screen.
Click on the activate button.
Your card should come alive.
Open your firefox browser to check the result.
Editing network interface file manually
This file is located in /etc/network should look like this after you edited it.
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# The loopback network interface
auto lo
iface lo inet loopback
# This is a list of hotpluggable network interfaces.
# They will be activated automatically by the hotplug subsystem.
mapping hotplug
script grep
map eth0
iface wlan0 inet dhcp
wireless_keymode open
wireless_key XXXXXXXXXenter here your 64-bit network keyXXXXXXXXXXXX
wireless_mode managed
wireless_essid XXXXXenter here your essidXXXXXX
wireless_nick XXXXXXXXXXX
auto wlan0
Good luck!
Jeroen Devroede
The most usefull link I found with excellent information on this topic is http://wiki.ubuntu.org.cn/WiFiHowto