WiFi is a networking technology permitting the exchange of information through wireless (radio) connections.

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Equivalent of iwlist to see who is around?

What is the equivalent to: iwlist wlan0 scan to see who (what computers and smartphones) are around me? Maybe putting the card into monitor mode before doing it.
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1answer
460 views

Wi-Fi problems using ASUS USB-N13 adapter

I have recently bought an ASUS Wi-Fi adapter (USB-N13), and I seem to be having some trouble with it. Every so often, the Wi-Fi connection just stops working, but the indicator says that I'm still ...
27
votes
4answers
143k views

Connecting to wifi network through command line

I am trying to connect to my WEP network just using the command-line (Linux). I run: sudo iwconfig wlan0 mode Managed essid 'my_network' key 'xx:xx:... hex key, 26 digits' Then I try to obtain an ...
3
votes
1answer
496 views

recurrent loss of wireless connectivity

My wireless connection is frequently terminated (reason unknown). I can remedy the problem either by rebooting or by unloading and reloading the kernel module for my wireless network interface ...
4
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0answers
2k views

BCM43142 Won't Work With Mint 17.1 Cinnamon x64 [closed]

I have posted this on the official Mint forums as well, thought I'd cross-post here to see if I can get alternate suggestions I can try. I initially tried the bcmwl-kernel-source from 'Driver Manager'...
6
votes
4answers
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All commands that should be used to connect to wifi in command line

I would like to switch from gnome to awesome and I would like to connect my wifi network in command line (instead of using gnome tools). So, I searched on the internet and found approximatively the ...
3
votes
4answers
33k views

Enable Wi-fi on Kali Linux

I just installed Kali Linux on Dell Inspiron 1545, and am unable to get wireless connection. I attempted the following root@kali:~# lspci -knn | grep Net -A2 0c:00.0 Network controller [0280]: ...
2
votes
1answer
1k views

wpa_supplicant store password as hash (WPA-EAP with phase2=“auth=PAP”)

Is there a way to store my password in /etc/wpa_supplicant/wpa_supplicant.conf as some hash instead of plaintext? By "password" I refer here to the password used for phase2 authentification. I do not ...
6
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3answers
35k views

How to connect to Wi-Fi network in Arch Linux?

tl;dr After reading the Arch wiki articles on installation, wireless setup and WPA supplicant, trying the suggestions below and a host of forum threads, I'm unable to get either of the following cards ...
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2answers
11k views

wlan number assignment

How or where does Linux determine the assignment of a network device? Specifically, wlan0 or wlan1 for wireless USB devices. I plugged in a TP USB wireless a while ago, and it was assigned wlan0. I ...
2
votes
3answers
13k views

Fedora 18 No Wireless

Just installed Fedora 18 and I can't get the wireless to work. What do I have and what have I done? I have a Broadcom BCM4312 which is supported by the broadcom-wl driver. (link) lspci | grep ...
4
votes
1answer
818 views

wpa_supplicant nl80211 hangs linux mint frequently

My Linux Mint system (17 Cinnamon, lenovo g565) hangs up frequently during work (say, 2-4 times a day). It may look different - white screen, black screen, screen freeze. Checking syslog after hangs ...
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1answer
4k views

How to prevent wpa_supplicant from connecting to a network

How can I persistently prevent a wireless interface using wpa_supplicant in roaming mode from connecting to a particular open network foo? This doesn't work: $ sudo wpa_cli > blacklist 00:11:22:...
3
votes
1answer
959 views

Create wireless access point and share internet connection with nmcli

How can I create a Wi-Fi hotspot with command line tool nmcli and share the ethernet internet connection to the wireless access point? Furthermore how can I start this automatically at boot? Is that ...
4
votes
2answers
10k views

Firmware for wireless card on Ubuntu/Debian?

This is a follow up to my previous question about Debian support for Linksys Wusb600n. I have tried running the Ubunut/Xubuntu LiveCDs and the WiFi does not come up. The Gnome Network Manager menu ...
3
votes
1answer
3k views

How do I use NMCLI to create a Wifi connection & connect to SSID over WPA?

Environment BeagleBone Black running Debian 7.7 nmcli tool, version 0.9.4.0 I tried some command examples to get started, however none helps me to add a connection and connect. Devices # nmcli ...
3
votes
2answers
2k views

Where does Linux store Wifi passwords?

I am going to write a simple replacement for Ubunutu's NetworkManager. Is there any place where the Wifi network passwords would be stored in Linux? I know about /etc/NetworkManager/nm-system-...
1
vote
1answer
349 views

Auto Connect to any Open WiFi network via CLI Command Line

I have a Linux server running on a laptop. I would like it to auto-connect to any open WiFi network automatically. (Without knowing the SSID beforehand) It's for a remote server deployment of ...
15
votes
4answers
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Is there a way to list the connected devices on my wifi access point?

I have an Angstrom Linux device acting as an access point, running hostapd, dhcpd, which works fine. Can I get a list of devices connected to the Wi-Fi? I know I can get the DHCP leases, but I need to ...
7
votes
2answers
4k views

Terminal commands equivalent to NetworkManager's “Use as Hotspot” option

I'm making a gui application which will control my laptop in order to make it act as a wifi hotspot. I may change distributions so I want to find a solution which will work generally for all ...
16
votes
3answers
67k views

How to bring up a wi-fi interface from a command line?

I can't figure out how to properly bring up the wi-fi card on my laptop. When I turn it on and issue $ sudo iwconfig wlan0 txpower auto $ sudo iwlist wlan0 scan wlan0 Interface doesn't support ...
6
votes
3answers
57k views

Connecting Linux Mint to WiFi network

I just installed Linux Mint 17 (MATE) on an old laptop and everything works amazing, however I can't seem to get it to connect to my WiFi network. All my other computers can get access, plus, before ...
3
votes
1answer
21k views

rtl8723be Realtek Wifi-Card driver not working on Ubuntu 14.04

I installed Ubuntu 14.04 on my new Lenovo G50-70. The wifi works perfectly in windows, however it behaves strangely on Ubuntu. It is slow, doesn't load heavier sites at all, and after a while, ...
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votes
2answers
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How to connect to internet using `nmcli`?

According to this link nmcli dev wifi con a52c60f5-c1af-4d39-8dc8-728bd770bffc password 12345678 name dlink_home should establish the connection, but it outputs the following error when I try to ...
8
votes
2answers
4k views

escape characters in /etc/network/interfaces

I want to be sure that whatever string I pass into the line wpa-ssid "abc" in /etc/network/interfaces won't be used to break out of the configuration. All I can find in the manual is that \ can be ...
8
votes
1answer
3k views

How to debug repeated Wi-Fi disconnections in Arch Linux?

After trying for a long time to get a wireless connection, I am now able to get an extremely sketchy one (as in a few seconds of actual Internet access every few minutes). Running wpa_supplicant -d -i ...
7
votes
2answers
305 views

Trying to understand Auto reconnect WIFI method

I found this method of reconnecting the WIFI dongle from this post. But, I want to be clear on how it works, before I try and implement it. Go to /etc/ifplugd/action.d/ and rename the ifupdown ...
4
votes
1answer
1k views

Set up an access point

I have a laptop with an Atheros card and I want to use it as a wireless access point. I need an AP with WPA/WPA2 encryption for testing purposes; I don't need any routing functionality or anything ...
4
votes
1answer
5k views

Install Drivers Offline Arch Linux

I have been attempting to install Arch Linux on my Macbook Pro but the wireless and ethernet drivers don't work. Because of this, I cannot access the internet on it. So whilst searching for a solution ...
3
votes
1answer
3k views

debian wireless networking through terminal

I'm starting to use the wmii windows manager and I want certain pieces of information to display on a status bar. If I were to want to display the ESSID for the network, I would have to find it ...
3
votes
1answer
4k views

How to disable the 2.4Ghz band wireless adapter

For debugging purposes, is it possible to disable the 2.4Ghz for wireless connections on Linux (Linux Mint 13 LTS, Cinnamon). I.e. to enforce the network driver to establish connections using the 5Ghz ...
2
votes
2answers
6k views

No ethernet/wireless connection after dist upgrade - “network UNCLAIMED”

I did an upgrade from Xubuntu 12.04 to 12.10, and I can't connect to the internet now. When I press the network button on the panel, I see "No network devices available" on top (greyed out), then "...
2
votes
2answers
3k views

How to check if USB WiFi-Adapter is not working or router is out of range?

I'm trying to use the TL-WN725N as an USB WiFi-Adapter with Fedora 20. As it is Version 2, it does not work out of the box. I installed the driver (first time I compiled myself, second time I used a ...
2
votes
1answer
833 views

Network fail on FreeBSD: Ping to router fails, but router believes computer is connected

I have a TP-Link TL-WN851N wireless adapter, which is based on an Atheros device. When I attempt to connect to my WPA2 wireless network, ifconfig wlan0 tells me that the connection is 'associated'. My ...
2
votes
2answers
3k views

How to sign into an open Wireless Network?

I'm running Arch Linux on my netbook. My school have an open Access Point and we must sign into the network via a page which we are redirected to when we try to open whatever website if we are not ...
2
votes
2answers
3k views

“wpa supplicant: No network configuration found for current AP” - carl9170-driven wifi adapter glitching on Debian 7

I've got a Debian 7 machine with Linux3.2 kernel and a USB wifi adapter with Atheros chipset (D-Link DWA-16 Xtreme N Dual Band), which in theory should work. Indeed, I managed to establish a wifi ...
1
vote
1answer
2k views

Intel 6300 wireless card won't work on CentOS 7 - worked during install though!

I installed centos 7 on a laptop with an intel 6300 wireless card in it. During the install, the wireless card was available and I was able to connect to my lan. After the install, I don't see the ...
1
vote
1answer
11k views

How do I enable kernel to load Intel® Wireless 7260 card on NUC DC3217IYE with Debian 7?

Environment Next Unit of Computing NUC DC3217IYE with Debian 3.2.60-1+deb7u3 x86_64 GNU/Linux 867Mbps 802.11ac Intel 7260 card, Dual band 5GHz + 2.4GHz Wireless 2x2 AC + Bluetooth4.0 Installing ...
1
vote
2answers
10k views

Setting up hostapd with a iwlwifi device to run a hotspot

I am trying to configure my opensuse 13.1 system to function as a hotspot (on my dell xps13 computer). So I tried setting up hostapd as explained here, but I get an error: hostapd /etc/hostapd....
1
vote
1answer
143 views

How to prevent wpa_supplicant from connecting to a network, while allowing other networks

Based on this answer I try to configure wpa_supplicant as follows: network={ ssid="known_to_be_bad" key_mgmt=NONE disabled=1 } network={ key_mgmt=NONE priority=...
12
votes
2answers
6k views

Use wpa_supplicant without plain text passwords

I'm running gentoo on my laptop, and I'm currently using wpa_supplicant to handle wifi. My configuration works and I can connect, but it is required to type in the plain text password into the ...
8
votes
1answer
10k views

Where are NetworkManager's WiFi settings stored?

I remember the days of playing with /etc/$WE/wpa_supplicant.conf to try and force a semi-secure network on a debian based system, but now on to xubuntu, I haven't needed to do any *.conf-ing in a ...
6
votes
3answers
1k views

Command line join of password protected wireless networks in Ubuntu, Arch Linux, or other distros?

Is there a way to join a password protected wireless network via the command line in installations of Ubuntu or Arch Linux with no desktop environment or any GUI installed? Also, could this be done ...
6
votes
2answers
3k views

WiFi not working after restoring from hibernation (authentication times out)

My Intel 6205 wireless network card does not work after hibernating. It sometimes also does not work on boot, failing in the same way. Occasionally, it also stops working after ~10 minutes of ...
5
votes
1answer
9k views

What exactly is an ifconfig dropped RX packet?

I'm seeing very high RX dropped packets in the output of ifconfig: Thousands of packets per second, an order of magnitude more than regular RX packets. wlan0 Link encap:Ethernet HWaddr 74:da:38:...
5
votes
1answer
3k views

How can I most simply transparently bridge traffic between wlan0 and eth0?

I am looking to do this on a Raspberry Pi, but I don't mind which operating system I have to install, so the easiest most out-of-the-box solution for Pidora (Fedora 20 Remix), Raspbian (Debian) or ...
5
votes
3answers
2k views

How can I find out what kind of wireless card I have from output of lspci

I am trying to install a wireless driver for a new laptop running ubuntu 12.04. If I run lspci I do not see any human readable mention of a wireless card. $ lspci 00:00.0 Host bridge: Intel ...
4
votes
2answers
2k views

Using startx on Fedora 17, a non-root user cannot join new wireless networks — how to fix?

I have Fedora 17 installed on a Lenovo X230, and if I leave it configured to boot into Gnome using systemd's runlevel5.target (or graphical.target), which is the default, networking seems to work just ...
4
votes
2answers
16k views

Installing wireless driver (realtek 8188CE) on Debian wheezy

I had a hard time installing the wireless driver for my debian. My debian was Sqeeze but soon after I realized Wheezy was the one to support my wireless adapter, realtek 8188CE,I upgraded to wheezy. ...
4
votes
1answer
345 views

NetBSD 5.1 NDIS Kernel Compile Error

I have an old Toshiba Satellite 4015CDT, with Pentium II MMX, 32MB RAM, 4GB HDD. It also has one USB 1.0 port, parallel and serial ports, a 3.5" floppy drive and a CD-ROM drive (almost dead). I've ...