Questions tagged [wpa-supplicant]

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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Ubuntu server: Unable to connect to wifi unless I reboot the router

I can not find a way to make my wifi connection work well. Sometime wifi connection fail and I have to reboot my router to make it work. I am on Ubuntu server 20.04.3 LTS I connect to wifi as follow: #...
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WiFi6E card "AX210" is not working on ubuntu 20.04.04 / 22.04

I am trying to connect WiFi-6E Access point with AX210 card installed on ubuntu20.04.04 with kernel 5.10.0. i have removed/renamed the pvnm file as suggested here the wifi card is configured well as i ...
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wpa_supplicant conflicting with hostapd on the same interface

I am trying to make wpa_supplicant and hostapd work simultaneously in order to use a single interface to connect to a wifi network and to generate an access point (that does not provide internet). If ...
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wpa_supplicant/OpenSSL connection problems after 22.04 upgrade

My office WiFi uses WPA & WPA2 Enterprise Security with PEAP authentication, and MSCHAPv2 for inner authentication. Since upgrading to Ubuntu 22.04, I am unable to connect to my office WiFi. Here'...
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wpa_cli "could not connect to wpa_supplicant"

I'm trying to set up Wifi on an Ubuntu Server 20.04 system. I've messed around a bit with networking stuff on this machine already, in ways I can't quite remember (with netplan and wpa_supplicant), so ...
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wpa_gui not finding wifi adapter while iwlist does successfully

Using Ubuntu focal lts server edition. I manually installed Xorg. I have a new install on my Dell XPS 7590. I want a light weight wifi manager so I installed wpa_supplicant and wpa_gui. I can run sudo ...
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My Intel Wireless "self-managed" into remote regdomain, how to enforce safe defaults?

Syslog contains about 10 of these lines per day on a Laptop, using WiFi hotspot from smartphone: wpa_supplicant[]: wlp59s0: CTRL-EVENT-REGDOM-CHANGE init=DRIVER type=COUNTRY alpha2=UA wpa_supplicant[]:...
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Tutorial on updating Ubuntu with developer versions newer than the official releases?

In this post I learned where Network Manager is developed. I posted an issue there, and was told to not post issues that are not tested on the "latest version." Apparently Ubuntu 21.04 with ...
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Is it possible to use wpa passphrase hash in cloud-init's network-config file?

As the title states I'd like to obfuscate my wifi's credentials and know that wpa supplicant has wpa_passphrase to do this. My question is can I place wpa_passphrase's hashed output in the entry for ...
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How to use wpa_supplicant for Wi-Fi configuration in Ubuntu 20.10?

I have a system with Ubuntu 20.10, kernel 5.11 with the Intel AX-210 Wi-Fi NIC with iwlwifi-ty-59.601f3a66.0.tgz driver. I've found that Network Manager currently does not support WPA3 and OWE (...
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wpa supplicant not starting at boot

I recently built a computer and im running the server distribution of ubuntu 20.04. I'm having trouble getting the wpa supplicant service to start at bootup and I'd just like some help to get that ...
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USB device - 0cf3:9271 - Qualcomm Atheros Communications AR9271 802.11n drops wifi after some time of usage

TL;DR: After a week-long investigation, I think either the ath9k_htc firmware is broken, or a large proportion of the 0cf3:9271 devices is buggy. My next plan is to purchase or pick up a different ...
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Need to ensure validate server identity is disabled using wpa_supplicant

I am trying to connect a kiosk type system running 16.04 and wpa-supplicant to an WPA Enterprise wifi network. At other sites I have just been able to use a network service name and password that they ...
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Wifi keeps disconnecting and reconnecting all the time

I have a problem with WIFI not being stable, and disconnecting -> reconnecting, all the time (I have PC next to the router). It happens like every 10 seconds average (one time it happened twice in ...
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Set up Wi-Fi country/regulatory domain with Netplan-generated wpa_supplicant conf

My current /etc/netplan/wifi.yaml looks like this: network: version: 2 renderer: networkd wifis: wlan0: dhcp4: yes optional: true access-points: "myssid": ...
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NetworkManager CLI hotspot: 802.1X supplicant took too long to authenticate

I am trying to create a wifi hotspot/AP using NetworkManager CLI (nmcli). All works well if I create it for 2.4GHz band=bg. But, if I set band=a for 5GHz, I get a timeout failure from wpa_supplicant ...
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Connecting to WiFi using TP-LINK WN-722N V2 on Ubuntu 20.04

I recently bought a TP-LINK WN-722N V2 wifi adapter and I want to connect to a WiFi network. I installed drivers from https://github.com/lwfinger/rtl8188eu according to readme file. Then I tried using ...
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Static IP forcing route to interface that is not connected to network

I am setting up a kiosk type system that some times connects to a specific ethernet source with a static IP and other times connects to a variety of wifi networks via wpa_supplicant. Once the system ...
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On ubuntu-server with UI, the wifi connection fails without asking password

I'm using a ubuntu-server 20.04 image as desktop (UI installed via tasksel). I've been failing to set up a wifi connection for a week+ so here we are. When using Network-Manager I can see my network ...
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networkd and wpa_supplicant with roaming

I've just switched from 16.04 to 18.04 and I'm having issues when I do a wireless roam. My use case involves heavy roaming and I need to make roams as transparent as possible (ideally < 50ms). I ...
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2 votes
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Ubuntu 20.04 constantly drops wifi

Since a few days, my laptop with an intel 9560ac and Ubuntu 20.04 (livepatch on and up to date), started constantly dropping the wifi. Every 5 seconds on average. It asks for the password, connects, ...
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eduroam randomly drops connection

As the title says, when on eduroam my internet connection drops after some time (usually after a couple of minutes when I have a lot of traffic, e.g. zoom meetings, when there is less traffic it might ...
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Wpa_supplicant won't install on Server 16

Update: no solution has been found, so far. I want to test Big Blue Button (videoconferencing) but Server 16's kernel doesn't support my tablet's wifi adapter so I installed a newer kernel with the ...
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How can I set the access-point priority in a netplan configuration?

Which is the correct netplan-property for defining priority between access-points? I'm using access point configurations like this: # /etc/netplan/netplan.yaml ... wifis: wlo1: access-...
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Fixing Wifi authentication failure (code 37, "Requested from peer STA as it does not want to use the mechanism")

I am staying at a temporary apartment (so I do not have access to the router to tweak its settings), and I cannot get my laptop to connect to the WiFi. My Android phone and another laptop (Mac) ...
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WPA-PSK fails with netplan on Ubuntu 18.04

I would like to get help with solving my issue. I appreciate if I could get some advice. Environment Netplan version ywatanabe@host00:~$ sudo apt search netplan.io Sorting... Done Full Text Search... ...
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Linux EAP-TLS Authentication

I am trying to get EAP-TLS working on an Ubuntu Linux machine. The system is controlled by Centrify and Centrify has pushed out a certificate, private key and chain file to the machine. I am ...
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2 votes
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Cannot connect to wifi on Ubuntu 18.04.4 LTS

I am trying to get a Wi-Fi connection on a CLI only server. I have ethernet working. I followed this guide but it will not connect. https://docs.ubuntu.com/core/en/stacks/network/network-manager/...
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2 answers
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wpa_supplicant CTRL-EVENT-SCAN-FAILED error

I have two WiFi cards, as I use one as a hotspot. My /var/log/syslog is filled with wpa_supplicant errors: Jul 2 07:50:44 ubuntu1 wpa_supplicant[1347]: wlp5s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1 ...
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Accessing wpa_supplicant using wpa_cli without sudo

I am using wpa_supplicant service to connect with wifi networks in ubuntu 18.04. Its configuration file is as below. ctrl_interface_group=sudo ap_scan=1 fast_reauth=1 update_config=1 p2p_disabled=1 ...
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4 votes
1 answer
562 views

How to add a wifi connection if I'm not within range

I'm refurbishing laptops (Ubuntu 20.04) to hand out to kids as part of combating digital exclusion during COVID-19. Obviously I don't want to give them sudo access, however, I can't enter their houses ...
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4 votes
1 answer
600 views

WiFi Hotspot Disable Neighbor discovery

I am using WiFi hotspot feature of Ubuntu 18.04 to create a hotspot for my devices. I need to prevent different devices on the network from contacting each other. More specifically, I have two phones ...
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Network sporadicatlly freezes while performing a wifi-scan Ubuntu 20.04

After upgrading from Ubuntu 18.04 to 20.04 (network-manager version 1.22.10-1ubuntu2.1), I am getting sporadic WiFi network connectivity. I'm using the r88x2bu network driver from the rtl88x2bu-dkms ...
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3 votes
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Wireless Authentication Problem [20.04]

Wireless Authentication Problem on Ubuntu 20.04 Issue Description: I am unable to connect to any wireless network, so far I have tested 3 networks on both 5, and 2.4GHz bands. Every test I have ...
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Not able to connect to wifi with my usb wifi adapter

I am using ubuntu server 20.04 and I don't have a lan connection as I am using my old pc as a server. I have a usb wifi adapter but am unable to connect to my wifi with it. when I type iwconfig I see ...
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Boot error: wpa_supplicant dbus_property=? on Ubuntu 18.04 LTS

My system boots fine and Network Manager kicks in when I log in and my wifi connects, but I get the following boot errors in my journalctl -b wpa_supplicant[6756]: dbus: fill_dict_with_properties ...
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1 vote
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dhclient disconnects after few seconds

I have been fighting with the interface of my ubuntu 16 lts server to connect to a wifi on startup. Currently I connect using wpa_supplicant and dhclient. If I do both manually, I get connected ...
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Auto Connect to WPA Personal WiFi on startup | Ubuntu Server 18.04

I've set up Ubuntu Server 18.04.4 LTS on a PC to install a medical software for use in my clinic in Ethiopia. I wanted to connect it to a WPA Personal wireless network. Since I don't have an Ethernet ...
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2 answers
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Permanently STOP wpa_supplicant on Ubuntu 18.04

I just started an AWS Ubuntu 18.04 instance using their default image. I was surprised to see this process running: $ ps auxww | grep wpa root 792 0.0 0.2 45232 5380 ? Ss 15:43 0:...
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No way to stop wpa_supplicant when shutdown Kubuntu

I'm a beginner on Linux. And I have installed Kubuntu, did the updates, but I can't shutdown cleanly (I have to shut down manually). When I shutdown Kubuntu, I get a black screen with kubuntu's logo ...
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WPA Enterprise (PEAP - MSCHAPv2) on Ubuntu 18.04

As many of us know, wpa_supplicant has a bug that afflicts the wpa-enterprise (PEAP - MSCHAPv2) to disconnect frequently. In my experience the wifi went down and retried to reconnect randomly making ...
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New tp-link AC600 wireless USB does not work

I am struggeling to bring up a tp-link AC600 Archer T2U nano USB wireless adapter. I run a ubuntu eoan with kernel 5.3.0-42-generic First I installed the latest 8812au driver with dkms. Now I have # ...
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What is the "DIR" in wpa_supplicant.conf file?

To connect a linux machine to a wifi hotspot automatically through command line interface, it is needed to configure the file located at /etc/wpa_supplicant/wpa_supplicant.conf While looking at the ...
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3 votes
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How to connect with Ubuntu 18.04 to WPA3?

After researching and not coming to a solution or idea, I am going to ask the community here. Is it possible to upgrade packages in Ubuntu 18.04 LTS to connect with NetworkManager from the GUI to ...
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1 vote
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Ubuntu 19.10 cannot connect to UniFi Wi-Fi access points

I can connect to any Wi-Fi networks except for my company corporate Wi-Fi (using UniFi access points). Running Ubuntu 19.10, wpasupplicant 2.9-1ubuntu2. Wi-Fi chip: Broadcom BCM4350 I tried with a TP-...
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2 votes
1 answer
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Is there a way to set miracast over infrastructure mode for p2p interface

Hi all I just wanted to know is it possible to enable a p2p-dev-wlan0(p2p interface) for miracast over infrastructure mode. I think from wpa_cli we can set ap_vendor_elements to append the beacon and ...
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Cannot connect to an enterprise WiFi network after an upgrade to Ubuntu 19.10

The network uses PEAP authentication with MSCHAPv2. During a connection attempt, the following is added to /var/log/syslog: Oct 28 18:03:41 morozov wpa_supplicant[887]: EAP-MSCHAPV2: Authentication ...
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1 vote
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Ask wpa-supplicant to reconfigure my interface

I have configured my computer to be a WiFi Access Point when it boots, with hostapd and isc-dhcp-server. The purpose is to be able to connect it to remote controller, so it does not provide internet ...
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2 votes
1 answer
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after ubuntu 19.10 upgrade, Wifi network-manager not working

I have Dell m3800 with intel wireless 7260. I upgraded laptop from Ubuntu 19.04 to 19.10 via do-release-upgrade and network-manager no longer works. My network card is fine if I boot into Windows or ...
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wpa_supplicant is floading journal

I have access to an guest connection to my neighbor Wlan. The Signal is week and sometimes I loose my internet connection. This i accept. but wpa_supplicant fills my journal with wpa_supplicant[983]: ...
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