wpa_supplicant is a free software implementation of an IEEE 802.11i supplicant for Linux, FreeBSD, NetBSD and Microsoft Windows. In addition to being a full-featured WPA2 supplicant, it also implements WPA and older wireless LAN security protocols.

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How can I upgrade to the latest wpa_supplicant?

I have (more precisely, my employer has) a machine running Ubuntu 14.04 LTS, which comes with wpa_supplicant version 2.1. There are improvements in wpa_supplicant 2.5 which I believe may help with ...
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591 views

`drm: intel_pipe_config_compare .. mismatch in ips_enabled (expected 1, found 0)` Error on boot [15.10 on a Macbook Pro 11,1]

I just got Ubuntu 15.10 installed on my mac machine. Initially everything works well. Following the help.ubuntu.com tutorial on fixing the touchpad (for utopic), I installed a bunch of things and did ...
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24 views

WPA_Supplicant Package broken

I have the same issue as this question. Currently I have just downgraded my wpa_supplicant package, but I'm wondering if there's a better solution to this? Now I get frequent update reminders for this ...
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9 views

wifi host and access point simultaneously error from wpasupplicant (single device)

I have a ath9k chipset based USB wifi module connected to my ARM board running on ubuntu. I am trying to connect to a access point and at the same time create a hotspot using the tutorial by ...
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41 views

Macbook pro early 2011

I'm trying to start (via live usb) Ubuntu 15.10 "Wily Werewolf" - Release amd64 on my early 2011 Macbook pro. From a correctly burned USB (which I've used to successfully install on 2 other machines.) ...
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1answer
69 views

bin/ld: cannot find -lncurses

I got a error during install wpa_supplicant in Ubuntu 14.04. Please help me to solve this error.
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266 views

Can't connect to WiFI after upgrade to 15.10, aka dreaded WPA2 Enterprise/PEAP nightmare

Cannot connect to my school's WiFi network after an upgrade to Kubuntu 15.10 WPA2 Enterprise PEAP no certificate Network manager keeps asking for password (even though it has been supplied), but ...
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2answers
71 views

Can't use WiFi on Ubuntu Server 14.04 even though it appears to be connected

I've configured the WiFi SSID and key through /etc/network/interfaces as shown below: auto lo iface lo inet loopback auto wlan0 iface wlan0 inet dhcp wpa-ssid MYWIFINAME wpa-ap-scan 1 wpa-key-mgmt ...
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125 views

Problems with wpa_supplicant and hostapd. Help!

I'm tryng to share my wireless network (wlan0), and I follow this tutorial: https://linuxalfi.wordpress.com/2011/11/08/connectify-for-linux-with-single-wireless-interface/ The problem is: If hostapd ...
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41 views

Cannot connect to non-encrypted wifi using wpa_supplicant

I'm using ubuntu 15.04 and trying to connect to non-encrypted wifi using wpa_supplicant, unfortunately, it don't work. My school has a wifi with WEP encryption and I'm able to connect to it using ...
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1answer
309 views

Wifi P2P wpa_supplicant - failed to create p2p device interface

I'm trying to configure wifi p2p connection with ubuntu, but I have some issues. In particular I followed this guide and this one Almost everything seems ok, but when I lunch the command: sudo ...
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127 views

wifi-direct: p2p_find FAIL

I need your help to resolve “p2p_find” FAIL message. Below is the complete description of my setup. I want to establish wi-fi direct connection between two Dell Laptops running on Ubuntu 14.04.3 LTS. ...
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140 views

How to setup an Access Point (Wi-Fi Router with DHCP) on a modern Ubuntu system?

The computer is a simple Raspberry Pi (or any other computer) that has a USB Wi-Fi dongle. That dongle is known to work with GNOME's network manager, so driver support is there. The distro is an ...
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1answer
615 views

wpa_supplicant does not connect with “ioctl[SIOCSIWENCODEEXT]: Invalid argument” error!

Ubuntu Server 12.04 is installed on my desktop system (in text-mode, no X-Window is available) and I have no wired Ethernet connected, just wireless network is available. I use TP-Link TL-WN723N USB ...
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1answer
301 views

Just installed Ubuntu 14.04 server edition, can't connect to internet

I am trying to make a simple server on an old macbook. I got Ubuntu 14.04 installed, but I need to use apt-get to install some packages, and apt-get will not work. The problem is that apt-get cannot ...
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117 views

wpa_supplicant packet sniffer?

ran chkrootkit and I got: wlan0: PACKET SNIFFER(/sbin/wpa_supplicant[2558], /sbin/dhclient[3935]) Checking other posts here on AskUbuntu, I see that dhclient is usually a false-positive, but I ...
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1answer
273 views

Need to automate kill wpa_supplicant on resume on 15.04 with systemd

I need to run sudo killall wpa_supplicant automatically after resume. Unfortunately on 15.04 with systemd it isn't possible with scripts. How this may be automated?
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85 views

Trying to connect wifi in Ubuntu 12.04 via terminal

I use ubuntu 12.04 and I'm trying to connect wifi via terminal. I did the following from root: $ iwlist wlan0 s - And I found my wireless network there $ wpa_passphrase essid_name pswd > ...
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1answer
1k views

Fatal error during compilation of wpa_supplicant. Don't know what to do

I'm a relative noob. Trying to add WiFi Direct to my 12.04 installation on an old netbook. I was following this advice: How to get wifi direct( wifi p2p) on my HP DM1 laptop? First, I downloaded ...
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246 views

Connnecting to WPA Through Terminal Edimax ew-7811un error ioctl[SIOCSIWENCODEEXT]: Invalid argument

I've been trying to learn how to connect to my WPA secured wireless router for a while and no matter how much I research I can not find the fix for this error. I get the error(ioctl[SIOCSIWENCODEEXT]: ...
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2answers
52 views

Is there a way to view a list of previously joined networks? 14.04

From Windows Vista onward, previously joined networks are stored in the HKLM\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\NetworkList\Signatures\Unmanaged registry key. I am wondering if there is a ...
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2answers
333 views

Can't access Samba share from another Linux computer anymore

It used to work but now I get a "connection refused" error. It's not server's fault because my android device can sync without a problem. I also get system error reports concerning wpa_supplicant. I ...
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247 views

How to remove BSSID from wpa_cli blacklist?

I've searched everywhere and couldn't find a manual that would mention the blacklist command let alone how to remove an AP from the blacklist.
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229 views

How do I share my wlan0 internet connection to eth0 using command line and config files?

I understand how it is done using the GUI (1, 2, 3), but I need to do MANUALLY using linux command (iptables, ebtables ...). I have been struggling with this for days, and I can seem to get it right. ...
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1k views

NetworkManager[920]: <warn> Connection disconnected (reason -4)

Using 14.04 on a ThinkPad X1 Carbon, a WiFi which works fine on other laptops regularly disconnects "by itself", and only comes back on after a forced Disable/re-Enable WiFi. In /var/log/syslog I've, ...
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2answers
788 views

What could “reject due to mismatch with WPA/WPA2” in output of wpa_supplicant mean?

I'm trying to connect to an Android 4.0.4 device set up to be a wifi tether using wpa_supplicant with /etc/wpa_supplicant/wpa_supplicant.conf ctrl_interface=/var/run/wpa_supplicant ap_scan=1 ...
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1answer
387 views

How do I install wpa-supplicant on an offline server?

Alright, I have an Ubuntu server on which I couldn't connect to my WPA2 secured Wi-Fi network. Apparently I need wpa-supplicant to be able to connect to it (see How do I connect to a WPA wifi network ...
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394 views

Wifi switch takes wlan0 down, but doesn't bring it back up. Found a possible cause and solution just need to know how to apply it

I've got an old acre extensa laptop with a wifi button which takes the wifi down ok. When pressing it again to enable it I get the following log: Jun 12 12:11:58 digit-laptop wpa_supplicant[14223]: ...
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1answer
528 views

Mobile Wireless access point keeps dropping

I have a Wireless access point on my phone that I've just set up. The phone is a Samsung Galaxy S2 provided by ATT Wireless. When I first set it up, Network Manager recognized the access point and I ...
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1answer
2k views

Auth_failure when connecting to wireless network in Ubuntu 14

I installed Ubuntu and I've been working on this for a while now and I really need some help bad. I setup a Realtek RTL8192E windows xp driver on ubuntu using ndiswrapper and configured ...
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1answer
1k views

Unable to share Internet using hostapd

I'm able to connect to the access point created by hostapd bu I can't access the Internet. This has already worked for me on an Ubuntu laptop but now I'm using a netbook with Ubuntu too but it doesn't ...
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1answer
3k views

Cannot connect using wpa_supplicant

I have set up a usb wifi dongle ( Ralink 148f:7601 ) and now I want to connect with it to my router. I am using the following commands : $ wpa_passphrase "SSID" "password" then copy the psk I ...
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1answer
1k views

Problems working with Broadcom 4352 Wireless card

Not sure if this is a duplicate of Broadcom STA driver doesn't work well with BCM4313 or not. It's the same series I think but I've seen no explicit reference to 4352 or 43xx (implying it's ...
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1answer
4k views

What are the command-line alternatives to Network Manager (nm-cli), Wicd (wicd-curses), wpa_supplicant for managing wireless? [closed]

OK, I know that I am crossing out the most popular choices out there, but there is a reason for that. I am working on a BeagleBone Black running an ultra light version of Ubuntu 13.04 and I currently ...
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1answer
2k views

Ubuntu 13.10 won't suspend

Have been thru several threads with similar issues, but no resolution. ASUS X201E, freshly upgraded to Ubuntu 13.10. Suspend from any menu does not work since upgrade. When I select "Suspend" from the ...
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1answer
795 views

wpa-roam when ethernet is connected

As far as I understand, wpa-roam searches for a wifi connection when no ethernet connection is present. I'm trying to get my Pi to take photos on a gopro over the wifi connection, but interface with ...
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1answer
3k views

How do I connect to a WiFi network using wicd?

I am not able to connect to a WiFi network using wicd. My wicd log file is as http://paste.ubuntu.com/6423667/ The configuration I must use is as shown here -> ...
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1answer
324 views

How can I get ubuntu save my WiFi password?

Each time I start lightdm, ubuntu pops up a box asking me for my WiFi password before I log in - I can log in without the password. How I can have ubuntu save the password and connect the WiFi ...
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1answer
140 views

Windows Blue Screen Like Problem in Ubuntu 13.10 [closed]

Facing this weired problem in ubuntu 13.04. Even after upgrading to 13.10 the problem exists. Its appear like windows blue screen. Suddenly this screen appears. I had to push the Powerbutton for ...
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1answer
3k views

Ubuntu 13.10: wpa_supplicant crashes on login

Every time I log in, and sometimes multiple times in a row, I get a error message. I don't seem to have any problems with the functionality of my computer. I'm running ubuntu 13.10 on a google pixel, ...
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1answer
370 views

Xubuntu 13.10 And Ubuntu 13.10 both show WPA Supplicant error?

Why am I getting this error. How do I fix it? sudo lshw -C network *-network description: Wireless interface product: AR9485 Wireless Network Adapter vendor: ...
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595 views

`lshw -c network` showing drivers that I blacklisted

I'm trying to get a usb dongle based on an 8192CU chip to work in Ubuntu server. I've been all over and have done lots of things to try to get this working with wpa_supplicant to no avail. My latest ...
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1answer
310 views

predefined cell ID assignment for an ad-hoc wlan

I have a debian/ubuntu embedded boards that I connect them via an ad-hoc network with the following settings board:~# cat /etc/network/interfaces auto wlan0 iface wlan0 inet static address ...
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3answers
3k views

Can't connect to wireless on Ubuntu Server

I'm having some trouble connecting to a wireless network on Ubuntu Server 12.10. I have the driver installed with ndiswrapper, I can scan with iwlist wlan0 scan, and I'm trying to use wpa_supplicant ...
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1answer
463 views

Wireless router crashes when connecting from Ubuntu only

I bought an Acer M3-481. I am running 12.04 64 Bit with an Atheros Wifi Module. My WLAN router to which I'm trying to connect to is a Thomson TWG850 device. It seems that this device crashes every ...
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2answers
9k views

Need to restart network interfaces and kill wpa_supplicant, how to fix?

My workplace uses 802.11x authentication for their WiFi network, and several times per day I get booted from the network and need to do the following: Disable networking sudo kill -9 Restart ...
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1answer
7k views

Ubuntu Server 12.04 + Wifi - WPA supplicant issues

I've been trying (and failing) all weekend to get my homeserver connected via Wifi (I know it should be cabled, but a house move is imminent ;-). The setup is as follows: HP N40L Microserver Ubuntu ...
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1answer
445 views

Ubuntu 12.04 WiFi wpa 2 connected to router but Can only be accessed by ssh

The problem is that my Ubuntu server 12.04 can only be accessed by ssh. It connects to the router with a wifi wpa 2 encryption. Im not using a firewall, and it should be sharing to both windows and ...
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1answer
29k views

Connecting to wireless networks from command line

I need to write a shell script which connects to one of the two available wi-fi connections. One is a un secure connection and the other is secure connection. My question has 2 parts- How to connect ...
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3answers
5k views

How to deal with wpa_supplicant error?

I'm using Ubuntu 11.10 and I've copied the wpa_supplicant configs from another computer running Ubuntu 11.10, which is connected to my home network. The non-connecting device has an Intel wireless ...