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I just cretaed a dual boot Windows/Ubuntu. My Wifi works properly in windows, but it does not let me go on the Internet when in Ubuntu. DHCP seems to work since I apparently received a 192.168.1.3 address that btw is the only one I can ping. I can neither ping the router address (that is 192.168.1.1.) I had a look at some config file, and I can see the wlan with iwconfig, but in the /etc/network/interfaces file there is nothing but

auto lo 
iface lo inet loopback

It seems strange to me (but yes, maybe is because I'm just a developer ) not seeing anything about wlan0.

What can be the problem?

wifi card adater is D-LINK N 150 Micro USB Adaper DWA 121

Ubuntu version 12.04 LTS

Chip on the pen is RTL8188

EDIT as per @innerand suugestion i downloaded from another computer the backport, but trying to install I've got a dependency not found:

[sudo] password for fpollano: 
Selecting previously unselected package linux-backports-modules-cw-3.6-3.2.0-56-generic:i386.
(Reading database ... 140014 files and directories currently installed.)
Unpacking linux-backports-modules-cw-3.6-3.2.0-56-generic:i386 (from linux-backports-modules-cw-3.6-3.2.0-56-generic_3.2.0-56.45_i386.deb) ...
dpkg: dependency problems prevent configuration of linux-backports-modules-cw-3.6-3.2.0-56-generic:i386:
 linux-backports-modules-cw-3.6-3.2.0-56-generic:i386 depends on linux-image-3.2.0-56-generic.
dpkg: error processing linux-backports-modules-cw-3.6-3.2.0-56-generic:i386 (--install):
 dependency problems - leaving unconfigured
Processing triggers for initramfs-tools ...
update-initramfs: Generating /boot/initrd.img-3.8.0-29-generic
Warning: No support for locale: en_GB.utf8
Errors were encountered while processing:
 linux-backports-modules-cw-3.6-3.2.0-56-generic:i386
fpollano@ubuntu:/tmp$ 

No idea on how to find what is missing

1 Answers1

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There is a driver problem with this wifi-adapter (Chipset: Realtek RTL8188CUS).

See How to install driver for RTL8188CUS Wireless adaptor?

Probably solution:

sudo apt-get install linux-backports-modules-cw-3.6-precise-generic
innerand
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