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cat /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback


cat /etc/resolv.conf
# Dynamic resolv.conf(5) file for glibc resolver(3)...

As you have asked me

uname -a
Linux sridhar-Satellite-C850 3.5.0-23-generic #35-Ubuntu SMP Thu Jan 24 13:05:29 UTC 2013 i686 i686 i686 GNU/Linux


lspci -nnk | grep -iA2 net
01:00.0 Ethernet...

Its not yet working...



uname -a
Linux sridhar-Satellite-C850 3.5.0-23-generic #35-Ubuntu SMP Thu Jan 24 13:05:29 UTC 2013 i686 i686 i686 GNU/Linux


lspci -nnk | grep -iA2 net
01:00.0...

I'm totally confused, so please help me by providing some steps

Can to give me the link as well as the step. Thank you for sharing

As per you have asked

uname -a
Linux sridhar-Satellite-C850 3.5.0-17-generic #28-Ubuntu SMP Tue Oct 9 19:32:08 UTC 2012 i686 i686 i686 GNU/Linux


lspci -nnk | grep -iA2 net
01:00.0 Ethernet...

Hi,

Brought Toshiba Satellite C850-P0011.

Installed Ubuntu 12.10 along with Windows 7 in Windows Wifi is working but in Ubuntu Wifi is not working even LAN (Networking) is also not working.
...