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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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How to have the Ubuntu Server select a wifi network based on priority or availability?

I'm running an Ubuntu Server (22.04) on a Raspberry Pi. I have two networks, a home network and a hotspot generated by my phone. I want to configure the Raspberry Pi running the Ubuntu server to ...
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how to connect Ubuntu 22.04.4 LTS (Jammy Jellyfish) to wifi? currently not connected

I'm trying to connect my Ubuntu server to WiFi, but it doesn't have an existing internet connection. I've already attempted configuration using netplan and wpa_supplicant, but unfortunately, the ...
test agenda's user avatar
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Failed to start wpa_supplicant.service - WPA supplicant

I'm trying to install Ubuntu from a bootable USB flash drive, but it's showing an error: [FAILED] Failed to start wpa_supplicant.service - WPA supplicant
Pubg ka pro player's user avatar
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See detailed Wi-Fi information for Ubuntu 22.04 Wi-Fi hotspot?

I'm rather new to Linux. Is there any way to display the Wi-Fi settings of my own established hot-spot? I have used the built in desktop UI to set it up
josten14's user avatar
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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.
Jop's user avatar
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2 votes
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618 views

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
1 vote
0 answers
191 views

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 ...
matteo molinari's user avatar
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176 views

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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1 answer
3k views

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
393 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 ...
PKM's user avatar
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2k views

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
9k 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 ...
Jack M's user avatar
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1 answer
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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 ...
dman's user avatar
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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
1 answer
440 views

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
1 vote
0 answers
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 (...
tim11g's user avatar
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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 ...
Alex W's user avatar
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0 answers
107 views

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
455 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
  • 13
5 votes
2 answers
3k views

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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0 answers
4k views

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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0 answers
888 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
587 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
733 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
  • 69
1 vote
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
0 answers
629 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, ...
nbneo's user avatar
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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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1 vote
0 answers
142 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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2 votes
1 answer
2k 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
2k 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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0 votes
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
0 votes
0 answers
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
10k 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 ...
Googlebot's user avatar
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2 votes
0 answers
391 views

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
3k 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
841 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
2k views

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
3k views

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
0 votes
1 answer
776 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
0 votes
1 answer
3k 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
  • 1,024
1 vote
0 answers
353 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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2 votes
1 answer
2k views

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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