Questions about using Wireless connections in Ubuntu. This tag is not limited to Wifi only.

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7
votes
0answers
6k views

Wireless does not work anymore after software update with Ubuntu 12.10 on a Dell Latitude E6230 [duplicate]

I just installed Ubuntu 12.10 on my DELL Latitude E6230, on first boot wifi worked properly but when I updated the software it stopped working. I can't figure out the problem... The wireless network ...
6
votes
1answer
7k views

How do I share my wireless connection via a wired cable?

Im trying to share the wireless from my netbook eeepc to my desktop computer that does not have any wifi, it can run internet through a cable connected to my internet router but im wondering if there ...
5
votes
3answers
12k views

Wifi connected but no data transfer: “ping: sendmsg: No buffer space available”

I have a Desktop which runs on Windows XP and a laptop which runs in Ubuntu 12.04. Recently I have set up a wireless router in order to be able to access internet on my laptop through wifi. The ...
4
votes
1answer
2k views

Wireless with WEP extremely slow on an Acer Timeline 4810T with a Centrino Wireless-N 1000

I've upgraded an Acer Timeline 4810T to Ubuntu 11.10. Everything works fine except for the darn wireless interface (network manager). I just tested the wireless interface over a non-encrypted signal ...
3
votes
2answers
6k views

Installing Broadcom Wireless Drivers for “Chip ID”: BCM4360, “PCI-ID”: 14e4:43a0 (rev 03) on Ubuntu 14.04

I was trying to follow instructions provided in this question AFAIU bcmwl-kernel-source is a proper driver for me. But after installation nothing changed. By "nothing changed" I mean iwconfig shows ...
1
vote
1answer
4k views

Wifi and Ethernet connectivity problems after upgrading to 12.04

I upgraded recently to ubuntu 12.04 from 11.10, and since then I haven't been able to connect to Internet, neither using wifi, nor using ethernet. I've been reading many posts, but not finding a ...
0
votes
1answer
158 views

Running Ubuntu in VirtualBox and it won't detect a public WiFi network

I have a Macbook running Mac OS X, and I have Ubuntu running in VirtualBox. I am using a public WiFi network on my Macbook, but for some reason my Ubuntu virtual machine won't detect it. It was able ...
0
votes
1answer
9k views

USB wireless Netgear adapter

I have just purchased a new Netgear N600 WIFI USB adapter for my desktop that currently runs ubuntu. I am new to ubuntu and still unfamiliar with it. If anyone could help me get this set up on my ...
0
votes
1answer
5k views

Installing TP-Link TL-WDN4800 Adapter with Ath9k

I just bought a wireless adapter and am still trying to install its drivers onto Ubuntu. I have looked up ath9k and seen that it is compatible with kernal module ath9k. I'm new to ubuntu and most of ...
-1
votes
1answer
1k views

Able to access web by ip, but not by dns name

I'd like to post a solution to a problem I've encountered in my university. The issue is closely related to this post. I asked the user whether or not he found a solution but he never responded. In ...
10
votes
6answers
32k views

Don't have network connection using a BCM4313 adapter

I just upgraded to Ubuntu 13.10, but since the upgrade I don't have internet access via wifi anymore. I can: See networks Connect to a network Ping myself (localhost, 192.168.0.103) I can't: ...
19
votes
1answer
22k views

Wifi drops and won't reconnect until reboot (14.04 with RTL8723BE) [closed]

I have a new Sager NP2650 laptop with a fresh Ubuntu 14.04LTS install. It has a Realtek RTL8723BE wireless adapter in it. Initially after installation I had no wireless, but I was able to get it ...
8
votes
1answer
26k views

Connect Ubuntu to other PC with direct (crossover) cable

Ubuntu 11.04 (PC-1) is connected to PC-2 (Windows XP) with LAN cable (crossover direct cable) Internet access is through USB wireless modem accessing router in separate room If I boot in Windows 7 (...
6
votes
9answers
62k views

Wireless shows up as disabled, how can I get it working?

$ sudo iwconfig lo no wireless extensions. eth0 no wireless extensions. wlan0 IEEE 802.11bg ESSID:off/any Mode:Managed Access Point: Not-Associated Tx-Power=0 dBm ...
3
votes
3answers
14k views

How can I fix my WPA-EAP certificate problem?

I'm trying to connect my school's WiFi which has WPA-EAP. Everything else can connect to it except my ubuntu machine. I can connect on my HTC ONE X Android, OS X, Windows XP & 7, and iOS devices. ...
22
votes
4answers
69k views

How to set wifi driver settings to prefer 5 GHz channel above 2.4 GHz

Currently I'm in a new building of my university. In this building my wifi often breaks down and then restores connection again. This is really irritating since it happens a lot. Now as a ...
13
votes
7answers
128k views

“Enable Wireless” option is disabled in network settings

I'm using Ubuntu 11.10 (dual booted with Windows 7) but I'm unable to access Internet wireless even though I can do so on Windows 7. The output for rfkill list all is given below: rfkill list all 0:...
7
votes
6answers
24k views

How to resolve wireless disconnect problem in Atheros ath9k

I have a non stopped problem in my Acer Aspire 5733 model using Atheros ath9k driver. WiFi is working when router is in nearby location, there is nothing updates by Acer for Linux. I also using rfkill ...
16
votes
2answers
6k views

How to configure preferred network for internet?

I am connected to a LAN network and wireless network. Both provide access to internet. Sometimes when the internet on LAN is not working, the browser simply throws an exception instead of switching ...
5
votes
1answer
17k views

How do I install an ASUS USB-AC56 WiFi adapter?

I'm trying to get this ASUS USB-AC56 adapter installed on Ubuntu 12.04, but when I try to extract the Linux file from the cd, it says I don't have the right permissions to extract. I tried downloading ...
2
votes
4answers
23k views

lenovo e540 RTL8723be wifi not working

I'm really struggling to have working wifi on my laptop lenovo E540. I googled about my network card using ubuntu, but nothing solved my problem. First of all, I installed Ubuntu 14.04.1 LTS 64-bit. I ...
2
votes
2answers
2k views

Wifi Ralink does not work on Ubuntu 16.04

After updating to 16.04 my Wifi card does not work anymore. And I have no idea what to do. lspci 04:00.0 Network controller: Ralink corp. RT3290 Wireless 802.11n 1T/1R PCIe sudo lshw -C network ...
10
votes
5answers
4k views

How can I keep a wireless card's radio powered off by default?

My desktop's PCI wireless card is always scanning for available wireless networks, but I only rarely use it. Can I keep the radio turned off until I need it?
8
votes
2answers
29k views

Failed to set interface wlan0 into AP mode: Intel centrino N1000 Wireless

I am a new Ubuntu user and have installed Ubuntu 12.04 LTS on my Acer Aspire One D255 netbook with an Intel Centrino N1000 Wireless Card. All I want is to set my netbook as wifi hotspot for my android ...
5
votes
2answers
15k views

Wireless connection slow/inconsistent after fresh install Ubuntu 14.04 (Realtek RTL8188EE)

I have been running Ubuntu 14.04 using the dev builds for a over a month with no issue. Then I upgraded on the official release date and issue started. I got frustrated and did a fresh install and ...
2
votes
5answers
5k views

Slow wireless with an Intel 4965

I just installed 12.04LTS and the wifi became extremely slow. When I booted back to windows the wifi became normal again. This happened the first time when I upgraded 10.10 to 11.04, so I stopped ...
1
vote
1answer
10k views

How to install Realtek RTL8723BE wifi PCIe Wireless Network Adapter

I am new to ubuntu. My system is Ubuntu 14.04 32 bit and kernel is 3.13.0-24-generic. How can I download and install wifi driver for above mentioned Network adapter Realtek RTL8723BE. Pleae help me, ...
0
votes
3answers
12k views

Qualcomm Atheros QCA61x4 wireless network adapter [duplicate]

I just purchased a Lenovo Yoga 3, 14". It comes with a Qualcomm Atheros QCA61x4 wireless network adapter. I have not been successful getting this wifi to work. I have tried some suggestions for Yogas ...
13
votes
1answer
5k views

How to change the refresh rate at which the network manager updates the wireless access points

Sometimes it takes too long for the network manager to update to see new wireless AP. Is it possible to change the time interval between checks?
11
votes
3answers
18k views

How to disable/enable automatically connecting to WiFi?

Whenever I restart my WiFi router, Ubuntu tries to connect to my neighbours' WiFi networks. There's over 30 wireless networks in the area. Ubuntu prompts me for the password to all of those. This is ...
9
votes
5answers
15k views

Atheros AR9462 WiFI very unstable & package loss

I'm having severe issues w/ package-loss and a generally bad connection w/in a WiFi-network at my uni. I'm usually encountering a package loss of ~50% and aborting connections which makes working w/ ...
8
votes
3answers
13k views

Why can't I set monitor mode with the wl STA driver on a Broadcom wireless card?

I am trying to set my wireless card into monitor mode. I am working with: description: Wireless interface product: BCM4312 802.11b/g LP-PHY vendor: Broadcom Corporation logical name: eth2 When I ...
7
votes
1answer
5k views

ubuntu server: wifi

I just installed Ubuntu 14.04 server on my computer that has both a wired network port and a wifi card. I would like for the server to use the wired network if is not available, and use wifi when it ...
7
votes
1answer
6k views

How to use Wi-Fi channels above 11?

I've seen multiple reports for this bug on Ubuntu, yet no solution. In this case, the network is recognized but I can't connect. (No, it's not a router/driver issue.)
5
votes
2answers
10k views

how to find out if my card supports infrastructure mode?

My android doesn't see AdHoc networks so I cannot share internet to my phone that way. I heard of making a network in infrastructure mode, and I am wondering how to find out if my card supports it.
5
votes
2answers
16k views

edimax EW-7811Un USB wireless - sees network but fails to connect to it

Yesterday I got my first Ubuntu (11.10 32 bit) installation (wish me luck), and I ran into a problem with my USB network card. I use a wireless USB stick by edimax (it is called IEEE802.11b/g/n nano ...
3
votes
3answers
23k views

Installing Realtek 8188 wireless driver fails

When I try and install the RTL8188CUS drivers downloaded from Realtek (using their install.sh shell script) I installed the drivers in 11.04 using individual commands to make, etc., and that worked OK,...
3
votes
1answer
15k views

Lenovo Z50-70 realtek dirver RTL7823BE wi-fi does not connect

My Wi-Fi driver, I think, is not functioning properly on my Lenovo Z50-70 using a Ubuntu 14.04 OS. After connecting to a wireless network it works for a brief period of time, then, although it shows ...
2
votes
2answers
9k views

atheros wireless ar9285 driver

I have been having problems with wireless on Ubuntu 10 and above, Mint 11 and above. The problem is in the driver for the wireless... I can see that there is no driver installed and yet it works but ...
7
votes
2answers
3k views

How do I troubleshoot problems with my wireless connection?

Let's say I have a problem with my wireless connection. What commands should I run to share their output with a tech-savvy friend or an online support community? For example: How can I tell if my ...
5
votes
1answer
1k views

While using internet on ubuntu, all other computers get bad internet connection

I am currently using Ubuntu 10.04 Precise (in dual boot with Windows 7). Whenever I log onto Ubuntu Internet, all other computers Internet speeds plummet. Usually we have 20 Mbps download and 2 ...
4
votes
5answers
6k views

Wifi for Centrino Wireless-N 1000 Intel Corporation (HP pavillion dm4 - 2070us) is not working

I have a hp pavillion dm4-2070us in which has an Intel Corporation Centrino Wireless-N 1000. The problem is that my computer doesnt show the wireless networks after i upgraded my system to ubuntu 11....
4
votes
1answer
16k views

Can't connect to a specific WiFi network (Ubuntu 14.04)

I'm using Ubuntu 14.04 on my laptop and I can't connect to a specific WiFi networks. I managed to connect to others wifi networks in the past without any problem, and other devices (another laptop ...
4
votes
2answers
6k views

BCM4311 Wireless Not Working with Drivers Installed [duplicate]

I installed Ubuntu 12.10 on my old Compaq/Hp Preario V3000 to replace Windows XP. Every thing works fine except I'm getting no wireless network options in the network drop down menu. I'm using a cable ...
3
votes
1answer
550 views

wifi keeps on and off all all the time

I have a Acer travilmate. After installing Ubuntu and connecting to a wireless network, my Wifi keeps turning on and off all the time, I hardly could do anything This is really annoying because it ...
2
votes
1answer
4k views

Atheros QCA9565 / AR9565 Wireless Card Doesn't Work After Updating

Today I bought my first laptop with Ubuntu installed. Everything was working until i decided to make the Update. I used the update manager, installed all the update, but then my wireless stop working....
2
votes
2answers
3k views

Wireless Driver for HCL ME (Realtek rtl8191sevb)?

I recently bought HCL ME with Windows. I formatted and installed Ubuntu netbook version. I am getting wifi is not connection it looks disabled in network place. My network controller is Realtek ...
1
vote
1answer
3k views

Unstable wireless connection in Ubuntu 14.04

I have recently upgraded to 14.04, and I have realized that after certain periods of time from connecting to a wifi network, my computer suddenly disconnects and i have to disable and then enable wifi ...
1
vote
3answers
6k views

Power management for wireless unable to turn off in Xubunu 15.04 Vivid

I have tried everything that i can find on this site as well as the internet to turn off power management for the wireless card. My current conf user1@user1-Q500A:~$ iwconfig eth0 no wireless ...
1
vote
1answer
5k views

Lenovo b570 Broadcom Corporation BCM4313 wireless doesn't work

prumar@bluelaptop:~$ rfkill list 0: hci0: Bluetooth Soft blocked: no Hard blocked: no 1: ideapad_wlan: Wireless LAN Soft blocked: yes Hard blocked: no 2: ideapad_bluetooth: Bluetooth ...