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

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168
votes
46answers
831k views

Installing Broadcom Wireless Drivers

I'm having serious problems installing the Broadcom drivers for Ubuntu. It worked perfectly on my previous version, but now, it is impossible. What are the steps to install Broadcom wireless drivers ...
108
votes
4answers
235k views

How to setup an Access Point mode Wi-Fi Hotspot?

How to setup an Access Point mode Wi-Fi Hotspot? Point to be noted: Wireless hotspots aren't the same as ad hoc networks. There is significant difference between the two. In short, ad hoc networks ...
68
votes
6answers
63k views

Wireless networking not working after resume in Ubuntu 14.04

[Update]: The same problem exists in Kubuntu and is solved in the same manner. [Solved]: By applying the following command nmcli nm I got the following: Before suspend RUNNING STATE ...
60
votes
4answers
160k views

How to connect and disconnect to a network manually in terminal?

Since the network manager is troubling me so much I want to replace it (possibly wicd orNM from ppa:volanin). I do not know how to connect and disconnect to the network through the terminal without ...
56
votes
3answers
136k views

My wireless/WiFi connection does not work. What information is needed to diagnose the issue?

Your situation You have successfully installed Ubuntu. You have just downloaded and booted Ubuntu live media. The latest LTS (see also HWE) or latest non-LTS release are preferred. See the list of ...
51
votes
4answers
55k views

Network service discovery disabled: What does this mean for me?

Every time at boot I get a message “Network service discovery disabled. Your current network has a .local domain, which is not recommended and incompatible with the Avahi network service discovery. ...
49
votes
6answers
218k views

How do I connect to a WPA wifi network using the command line?

So basically, I'd like to use iwconfig to connect to my wifi network when I'm not inside X. But I just don't see a way to do it in the man page. Any idea?
48
votes
6answers
194k views

How do I fix a “Wireless is disabled by hardware switch” error?

I just updated to Ubuntu 12.04 from 11.10 but soon after updating I was disappointed to see that Wireless is disabled by hardware switch. I can not click the button 'Enable wireless' which is ...
48
votes
6answers
130k views

How do I create a WiFi hotspot sharing wireless internet connection (single adapter)?

I know how to create a hotspot when connected to a wired network, but when I am using internet from a WiFi connection, this disconnects the wireless connection the moment I activate the hotspot. In ...
43
votes
5answers
83k views

Ubuntu as Miracast Sender/receiver

couldn't find anything about Ubuntu act as a Miracast receiver or sender. General info about Miracast at Wikipedia Should this work? Supported HW? (Wifi direct?) only via WiFi no LAN? If Wifi direct ...
40
votes
1answer
102k views

Share wireless Internet connection through ethernet

I want to share the wireless Internet connection on my desktop with my old laptop, through ethernet. I have ticked the option "Make available to others" on both connections, on my desktop, but my ...
38
votes
2answers
82k views

connect to wifi from command line

Other posts seems to be addressing more complicated network connection issues from the command line. The Unity panel Network indicator/button doesn't respond too well sometimes - it keeps trying to ...
36
votes
6answers
105k views

Wireless card Realtek RTL8723AE-BT is not recognized

I bought a new laptop with a RTL8723AE-BT wireless card, but it seems there is nothing that makes it work. Realtek usually makes drivers available for its card, but this specific one doesn't have a ...
35
votes
2answers
43k views

Share Wireless connection with Wired Ethernet Port

That's pretty much it. If I connect to the Internet on wlan0, how can I share this connection with a device plugged into my wired Ethernet port eth0?
33
votes
0answers
110k views

How can I get Broadcom BCM4311 Wireless working? [duplicate]

Wireless was worked perfectly in ubuntu 10.10. Now I upgraded it to ubuntu 11.04. After this upgrade wireless is not working in my laptop, even "wireless connection" is not showing in network ...
32
votes
7answers
45k views

Network manager forgets wireless password after sleeping or powering off

Every time I restore my computer from sleep or turn it on a window pops up asking for my wireless password. Once I enter it it connects successfully, but this happens every time. I'm using Ubuntu 11....
29
votes
4answers
35k views

A tool to measure signal strength of wireless

I want to know if there exists any command line option or GUI tool (Ubuntu 11.10) so that I can measure the strength of wireless signal at a given location. I have a house where the wireless is not ...
29
votes
4answers
40k views

“Starting Wireless Hotspot…” but nothing happens

I was trying to create an WiFi hotspot for my android device. I used ap-hotspot to do so. I configured the ap-hotspot using sudo ap-hotspot configure Then I started ap-hotspot using sudo ap-...
28
votes
1answer
116k views

My WiFi adapter is not working at all, how to troubleshoot?

On this site I see hundreds if not a thousand questions being asked about issues with a Wireless LAN adapter not being detected/recognized by Ubuntu. Some mainstream adapters appear to be utterly ...
28
votes
2answers
54k views

How to share a wired internet connection via Wifi?

Can someone please help me with a complete step by step guide to share my internet connection (which is through a USB modem by ZTE) with my iphone 3G?
27
votes
5answers
63k views

How to disable built-in wifi and use only USB wifi card?

The built-in wifi card in my laptop (Dell XPS M1330) is crap, pretty much. I have an Asus USB wifi card which is significantly better, and it works fine. What I'd like to do is disable the built-in ...
23
votes
4answers
33k views

How to stop constantly blinking Wifi LED?

I have a Dell E6510 and after installing Ubuntu and connecting to a wireless network, my Wifi LED keeps blinking all the time, probably in response to traffic. This is really annoying because it ...
22
votes
4answers
68k 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 ...
22
votes
9answers
73k views

How to share a wired Internet connection with an Android phone (reverse-tethering)?

I have been trying to share my wired Internet connection with my Android phone. However I could not succeed in doing this. Has anyone of you ever succeeded? Operating systems that I use are as follows:...
22
votes
4answers
51k views

How to set up Ubuntu as wireless accesspoint?

How can I set up my WiFi to be used as wireless access point on Ubuntu Server? I have a local Ubuntu Server, it has a wireless card in it (802.11a/b/g/n) and I really want to set it up as an 802.11n ...
22
votes
1answer
9k views

How can I adjust the preferred WiFi order? [duplicate]

I am using 13.04 Ubuntu. I want to make order on multiple wireless access. Is there any way to do this?
20
votes
5answers
66k views

Ubuntu 14.04 Server - WiFi WPA2 Personal

I just installed Ubuntu 14.04 Server and cannot get wifi configured correctly to work with WPA2 personal and could use some help. There was a simple wizard during install where I selected my SSID ...
20
votes
9answers
57k views

How to fix slow wireless on machines with Intel wireless cards?

I have looked through all the previous questions but turning power management off for the Wi-Fi card didn't work. This problem seems to be with the Lenovo Thinkpads. I switched to Ubuntu 11.10 from ...
20
votes
2answers
84k views

How do I get a Ralink RT3290 wireless card working?

I just installed Ubuntu 12.10 on an ASUS X401U, and after installation there is no list of wireless connections. I didn't have that problem with an installation on HP. What I can do to enable Wifi? ...
20
votes
2answers
22k views

How to set up dual wired and wireless connections?

My laptop has both wireless and a wired connection capabilities. Can I connect to a router A using wireless and a separate router B using wired ethernet at the same time without having to switch back ...
20
votes
2answers
15k views

How do I detect if someone is stealing my broadband bandwidth?

I am very paranoid about wireless connections and someone stealing my broadband bandwidth, which could lead to worse things. My question is, how can I detect if my broadband bandwidth is being stolen?...
20
votes
4answers
16k views

Use Network-Manager to connect to a WiFi Access Point on the command-line

I'd like to connect to a wireless access point from the command-line. Ideally, I'd only need the name of the AP. But the hardware-address would work as well. I know I can use nmcli to connect to a ...
19
votes
2answers
37k views

No wireless for Intel Corporation 7260 version 63

I have a Dell XPS 12 running Ubuntu 13.10 and it doesn't appear to find it's wireless. I have tried the suggestions here but they made no difference peter@xps:/lib/firmware$ ls -l /lib/firmware/...
19
votes
6answers
7k views

16.04 LTS wifi connection issues

I discovered several issues with wifi connection after installing 16.04 LTS. First, wifi doesn't reconnect normally after sleep or hibernation. Sometimes the network icon turns into a "up and down ...
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 ...
18
votes
7answers
58k views

Restarted computer during update; “the system network service is not compatible with this version”

Yesterday I upgraded my Ubuntu by SSH but before I finished it, I restarted my computer. I know that was not very smart. Anyway now I don't have internet connection, the WiFi or Ethernet is not ...
18
votes
3answers
72k views

How can I check the information of currently installed WiFi drivers?

When I clicked on additional drivers on Ubuntu 12.04, I could not see any drivers.. How can I check what drivers are installed for WiFi on Ubuntu environment.
18
votes
2answers
46k views

Wifi problems with rtl8723be in Ubuntu 14.04

I have dual booted my Windows 8 laptop with Ubuntu 14.04. The wifi driver is Realtek rtl8723be. It didn't use to work but I updated the kernel to 3.18 and reinstalled the driver and that seemed to ...
18
votes
2answers
50k views

Is there a tool like wifi analyzer for ubuntu?

Wifi analyzer Is a thorough application on android for managing WAP, wifi strength signal etc. I was wondering if there was a similar tool for ubuntu
18
votes
5answers
42k views

hostapd error “nl80211: Could not configure driver mode”

I would like to make a Virtual Router on Ubuntu 12.04 but i am getting this error message when i run the last terminal command Configuration file: hostapd.conf nl80211: Could not configure driver ...
18
votes
3answers
15k views

Can't connect to any wireless connection after updating

I have a dual boot (windows 7 and ubuntu 12.04) setup and, for (apparently) no reason, I can't connect to any wireless connection on my ubuntu box at all. (on Windows it works.) I think it stopped ...
18
votes
6answers
42k views

What is the active MAC Address of my computer?

While looking to find the MAC Address of my computer as it appears to a wireless network, it was recommended that I run ifconfig. Having executed that command in the Terminal, I noticed that, unlike ...
17
votes
2answers
7k views

Wifi doesn't work after suspend after 16.04 upgrade

This particular version of the "doesn't work after suspend" came after upgrading to 16.04. It seems that the upgrade includes a Wicd applet (added to Metacity Classic Gnome task bar alongside regular ...
17
votes
6answers
44k views

How can I prevent iwconfig power management from being turned on?

I am affected by this bug: 869502. A workaround which seems to stop the kernel panics for me is to disable wlan0 power management: sudo iwconfig wlan0 power off However it seems to automatically ...
17
votes
3answers
21k views

Ubuntu 14.04: Can't connect to new password protected wifi network

After upgrading to Ubuntu 14.04 I can't connect to any new WPA2 wifi access points. Existing ones work. Here is a pastebin of the syslog output: http://pastebin.com/QVgmRmXp Here is an error that ...
17
votes
1answer
2k views

Will the new open source Broadcom drivers be available in the current LTS release?

I just found out that Broadcom has released a set of open source drivers for their wireless cards. I know that the Ubuntu kernel team keeps a package of backported drivers for LTS 10.04. Is the ...
17
votes
3answers
22k views

Unstable wireless with Intel 7260 + iwlwifi after upgrade to 15.04

My wifi connection has gone unstable and I suspect it has something to do with upgrading to 15.04. I am working on a Lenovo Yoga 2 (not pro) laptop. The wireless card is Intel 7260, the driver is ...
17
votes
1answer
656 views

How do I make coffee with Ubuntu?

I want to make fresh coffee with Ubuntu, using open/free software, a coffee machine and a wireless connection. What software can I use that is already available, and what hardware do I need to connect/...
17
votes
2answers
14k views

Are there any 802.11ac adapters working in Ubuntu?

Has anyone got an 802.11ac adapter working in Linux/Ubuntu? PCI or USB. Looks like the a6200 might be having issues. And according to wikidev, it's the only released piece of client hardware for 802....
16
votes
3answers
25k views

How do I find out the name of the SSID I'm connected to from the command line?

Neither iwconfig nor iwlist seem to be able to do this for me.