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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Netplan wpa_supplicant roaming

Is there a way to configure roaming for a wifi network defined in netplan (on UB22). Like i used to do before by adding bgscan="[some scan settings]" to the wpa_supplicant.
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Ubuntu 22.04 LTS - WPA3-Enterprise (PEAP) Support

I've been searching the web for hours and can't seem to find an answer anywhere. Does or will Ubuntu 22.04 LTS support WPA3-Enterprise? Currently, it does not seem to allow me to select WPA3-...
Wanna-BeWiFiGuy's user avatar
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WiFi periodically switches between 2.4GHz and 5GHz

I noticed janks and disconnections during online conference call and here is what I found: [Issue] bsdson@HP-EliteBook-840-G7:~/Desktop/0911_wifi_disconnect$ grep "kernel.*disconnect" syslog ...
Henry's user avatar
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Jetson Xavier NX + Intel AX210NGW WIFI 6E 6Ghz

my setup: Jetson Xavier NX, Jetpack 5.1.1, ubuntu 20.04, linux kernel 5.10 Intel AX210NGW WIFI 6E 6Ghz Router netgear RAXE300 tri-band situation: I was able to connect to wifi 6ghz from my laptop ...
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rkhunter and wpa_supplicant

I suspect my laptop being hacked. Here's one of the rkhunter log lines I do not like: [11:01:45] Info: Starting test name 'packet_cap_apps' [11:01:46] Checking for packet capturing applications ...
Dave's user avatar
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NIC down after wakeonlan

I've setup wakeonlan on an Ubuntu 22.04 machine using iw, following this tutorial: $ sudo iw phy0 wowlan enable magic-packet disconnect I then control the machine over ssh with wakeonlan <MAC> ...
maousi's user avatar
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stopping Networkmanager and wpa_supplicant : FAIL on shutdown or on restart

Ubuntu 22.04 Jammy Jellyfish reboot or shutdown fail because NetworkManager and wpa_supplicant can't stop. If I stop NetworkManager and wpa_supplicant by hand before shutdown, shutdown works fine, ...
Olivier's user avatar
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networkmanager wifi not connecting, wpa_supplicant is ok

I am trying to setup access point on one computer and connect from another. Here is access point config (/etc/NetworkManager/system-connections/Hotspot.nmconnection): [connection] id=Hotspot uuid=...
Vasily Olekhov's user avatar
1 vote
1 answer
299 views

wpa_supplicant never shuts down when I switch off Ubuntu 22.10

I have a running wpa_supplicant on Ubuntu 22.10 as also I can see when I run the commands: $ systemctl list-unit-files --state=enabled ... wpa_supplicant.service ...
Randomize's user avatar
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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 ...
firion's user avatar
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2 votes
2 answers
4k views

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'...
John Chrysostom's user avatar
1 vote
1 answer
6k views

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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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 ...
tim11g's user avatar
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2 votes
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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 ...
Skinnx86's user avatar
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2k views

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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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 ...
Thomas OHern's user avatar
1 vote
0 answers
443 views

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 ...
Arko's user avatar
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5 votes
2 answers
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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": ...
rustyx's user avatar
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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 ...
Wayne's user avatar
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839 views

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 ...
Patryk Olszowski's user avatar
1 vote
1 answer
535 views

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 ...
Thomas OHern's user avatar
1 vote
0 answers
697 views

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 ...
Zoyolin's user avatar
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1 answer
3k views

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 ...
Michael's user avatar
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2 votes
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605 views

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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3 votes
2 answers
2k views

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 ...
0x539's user avatar
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135 views

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 ...
Daniel's user avatar
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1 vote
1 answer
1k views

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-...
rymdenanfaller's user avatar
1 vote
0 answers
1k views

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) ...
Aurimas's user avatar
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1 answer
1k views

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... ...
Yu Watanabe's user avatar
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2k views

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 ...
priyank paliwal's user avatar
2 votes
0 answers
2k views

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/...
user2524142's user avatar
3 votes
3 answers
9k views

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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2 votes
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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 ...
Aman Turate's user avatar
8 votes
2 answers
2k 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 ...
John Bradford's user avatar
4 votes
1 answer
778 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 ...
Human's user avatar
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1 vote
1 answer
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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 ...
pip1726's user avatar
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4 votes
0 answers
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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 ...
GlennCottam's user avatar
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1 answer
735 views

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 ...
Vasishth Roy's user avatar
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1 answer
2k views

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 ...
guttermonk's user avatar
1 vote
0 answers
332 views

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 ...
Bernat's user avatar
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1 vote
1 answer
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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 ...
dagem nebeyu's user avatar
1 vote
2 answers
3k views

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:...
Peter Prographo's user avatar
2 votes
0 answers
1k views

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 ...
Pierre's user avatar
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0 votes
1 answer
921 views

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 ...
Bob91's user avatar
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1 vote
0 answers
259 views

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 # ...
Michael's user avatar
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375 views

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 ...
Shobeira's user avatar
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3 votes
1 answer
2k views

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 ...
luckyrings's user avatar