hi, I installed Ubuntu. 10.10 along with existing Windows 7. I could go online for few minutes then shows wireless disconnected.

Under wireless heading I highlight my wireless connection: then on right side shows add, edit and delete. When I press edit it asks my authentication but in spite of giving authentication password it does do the job. Please help me.

Welcome to LQ. If replying please state wifi card, how you are connecting/trying to connect (There's a variety of ways), and what drivers for it you have loaded.

run lsusb, find what your card is, and check through the stuff in

http://www.linuxwireless.org/en/users/Drivers

It could be a firmware problem.

Have you done Dual boot in your system ?
If no then are you using VirtualBox ?

Hello there all
i have red hat linux enterprise server 5.2 installed
and i want to configure wireless network
can you give me steps for that please

Hi,

I am not sure which driver is in. I was using Windows 7 and still in it, means dual OS. When I installed ubuntu i could go online but after 1 hr stopped. Now shows wireless unavailable.

my computer is HP. Please help me

type


Hi,

I beg apology for not understanding the forum thread. It seems high level for me to understand. Please bear me. I understand you are far far ahead of me.

I opened terminal from accessories and typed lsusb then clicked enter, following came up. i copied and pasted for you. Now l et me know which wireless card and driver i have in my laptop.

2ndly I can connect through wire(ethernet) and download driver but how to install in UBUNTU?

3rdly, When I try to do something, it asks my password but after giving password it receives then stand still. Of course, if it is wrong then immediately fails.

I am waiting for your help.

Thanks.








As per your advice I did (I clicked terminal and

To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.

saraalbaqui@ubuntu:~$ lsusb
Bus 002 Device 003: ID 090c:37b0 Feiya Technology Corp.
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 0bda:0158 Realtek Semiconductor Corp. USB 2.0 multicard reader
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b

I got this after clicking terminal

*-network DISABLED
description: Wireless interface
product: RTL8191SEvA Wireless LAN Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: wlan0
version: 10
serial: 1c:65:9d:60:2d:2c
width: 32 bits
clock: 33MHz
capabilities: bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl819xSE driverversion=0017.0507.2010 firmware=0 latency=0 multicast=yes wireless=802.11bg
resources: irq:16 ioport:3000(size=256) memory:d3400000-d3403fff

Please help me out.

Thanks in advance.

Sorry if I posted incomprehensibly. I'm like that a lot of the time :-).

Are you running gnome? Network manager? Check for firmware with this command

Thank you for your support. It was fn button on laptop which made wireless unavailable. Anyway thank you. Problem solved.