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Questions tagged [wpa]

WiFi Protected Access (WPA) is a wireless encryption standard.

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Wifi direct (Wifi P2P) connection between raspberry pi 4b and android device only possible after reboot

I am trying to connect my Raspberry Pi 4b with my Android device (Google Pixel 6 with ANdroid 14) using the pbc (virtual_push_button) method. If the Raspberry Pi was freshly rebooted, there are no ...
marlonga's user avatar
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Wireless network does not work in Raspberry Pi 4B

I moved my raspberry pi 4b to new place and found wireless network does not work. I already set the ssid and password in /etc/wpa_supplicant/wpa_supplicant.conf and also tried to set wifi ssid and ...
johanlee's user avatar
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2 answers
913 views

newest raspbian missing wpa_supplicant.conf

With the newest raspbian running on a CM4, I am unable to find any SSID or passphrase in /etc/wpa_supplicant/wpa_supplicant.conf and thus am unable to change the wifi password by mounting the SD card ...
Daniel D.'s user avatar
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Is it possible connect a Raspberry Pi Pico W to an EDUROAM Wifi (WPA2 authentication)?

Could someone help me? I'm a student at a university, and I'm trying to connect my Raspberry Pi Pico W to the Eduroam Wi-Fi using micropython code, but I'm having trouble. Is it better to use ESP32 to ...
Lilian Mendes's user avatar
1 vote
1 answer
2k views

How can I connect my Raspberry Pi Pico W to an Eduroam WiFi access point (WPA authentication)?

For a teaching demo about autonomy in scientific research, it will likely be a major blocker if students cannot connect the Pico W to their school's WiFi. Someone suggested MAC spoofing, and I agree ...
Sterling's user avatar
  • 111
-1 votes
1 answer
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Raspbia, after a reboot, wifi is only working if a ethernet cable is attached

my problem is that my wifi is only getting an IP address if ethernet cable is also plugged in. I have checked many sides, but the solution below is not working. (funny thing, I have reinstalled this ...
1v4n's user avatar
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3 votes
4 answers
3k views

How to connect raspberry pi to separate wifi's

I have a headless pi setup and I want it to connect to two different wifi's at two separate houses. This is how my wpa_supplicant.conf is setup: ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev ...
Dango's user avatar
  • 41
1 vote
2 answers
4k views

Raspberry Pi 4 Rasbian two different wireless networks wlan0 wlan1

Is it possible to have a Raspberry Pi connect to two different WiFi networks? I want the built-in wlan0 to connect to a LAN, and wlan1 (using a USB wifi dongle I have) to connect to the internet. ...
J.S.'s user avatar
  • 11
0 votes
1 answer
1k views

Create new secure ad-hoc network

I am trying to create a secure ad-hoc network generated from a pi 3b+ running Buster. I would like to have a password prompt to show up when I try to connect to the network on various devices. Here is ...
goodkid38's user avatar
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1 answer
329 views

Detect captive portal without connecting to it

Is it possible to scan for networks and discern which ones are captive portals WITHOUT connecting to it? I'm currently using wpa_cli -i wlan1 scan wpa_cli -i wlan1 scan_result To get a list of ...
badatmath's user avatar
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2 answers
2k views

How to connect an Android phone and a raspberry pi through wifi direct programmatically

so I have been working on the task of connecting a pi to an android via wifi direct for a while, and I was able to get it to work, using the information given in this question: Issue connecting ...
Dyskord's user avatar
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2 votes
1 answer
248 views

Raspberry pi zero W not connected to WPA enterprise school network

I have been trying to connect my Raspberry pi Zero W to the school network. So far, it seems like I have it connected since the wifi icon is in blue, and the school network has a checkmark, although ...
Ana Diego's user avatar
0 votes
1 answer
35 views

How to set relative configuration file for my name-password AP?

I would like to connect my RPi3 with wifi attached. I can scan all APs in my office using command "iwlist wlan0 scan". But I can't find IP address at response of ifconfig wlan0. I can connect to an AP ...
Stan Huang at Taiwan's user avatar
2 votes
2 answers
5k views

Using a pi as a wireless access point with bridge - incorrect password

I'm trying to set up my raspberry pi 3 running a fresh install of raspbian buster as a wireless access point with a bridge to ethernet to give connected devices internet access. I followed the ...
Chris Schmitz's user avatar
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1 answer
332 views

Raspberry Pi Zero W Connects to WiFi but Immediate Disconnects

I've got a Pi0W. I've also got a WPA2 Enterprise Wi-Fi network set up with TTLS. My other Pis (both Pi3B+) can connect with my current setup just fine. The logs of my Pi0W are akind to the following: ...
Tim Morris's user avatar
2 votes
0 answers
3k views

How can I create a WPA2 Wi-Fi hotspot with NetworkManager?

I have a project for which I'd like to automate configuring the network settings on a Raspberry Pi. I can create a WPA1 hotspot very easily with the following bash one-liner. nmcli connection add \ ...
Ed Peguillan III's user avatar
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0 answers
44 views

Can' set up my wifi - my wifi is redirecting to an IP to enter User Name and password

when I connect to my student dorm wifi network over my laptop it opens a browser window and redirects me to an website where i must enter my user name and password to connect to the internet. I was ...
Faruk Valjevac's user avatar
0 votes
1 answer
90 views

Wifi disconnecting on Raspbian Stretch Lite?

I've got an old RPi 1 Model B, that I'm trying to use as a Wake-On-LAN server. I've got it connected to Wifi with a DWA-171 USB/WiFi dongle and these drivers (the link contains a script that installs ...
Joey Eremondi's user avatar
1 vote
0 answers
491 views

wpa_supplicant errors in syslog after upgrade to Stretch

I just upgraded a Raspberry Pi 3 Model B from Jessie to Stretch, and everything (including WiFi) seems to be working OK, but one thing has me worried: Whenever I reboot, sudo journalctl contains the ...
Rand Scullard's user avatar
-1 votes
1 answer
271 views

Error Connecting My Raspberry PI B+ to Wifi

I'm new to Raspberry Pi and trying to connect one to my mobile WiFi rooter. However there's an error that keeps me away from it for 10 hours. Please help me. Initial Situation Wireless & Wired ...
Yosher's user avatar
  • 101
0 votes
2 answers
739 views

Raspi doesn't connect with wifi anymore. What am I doing wrong?

I had the wifi on my raspi 3B working perfectly for about 2 years. I then saw I had two wpa_supplicant.conf files: /etc/wpa_supplicant.conf /etc/wpa_supplicant/wpa_supplicant.conf I briefly checked ...
kramer65's user avatar
  • 315
1 vote
1 answer
3k views

wpa_supplicant.conf file become empty

I did headless setup of the Pi 3B+ and what I've done was: Flashed the last OS on the SD card (Raspbian Stretch full 2018-11-13) Created two files in the root directory of the SD card: ...
Roman Matveev's user avatar
2 votes
3 answers
346 views

Wifi Connectivity -- Pi 3 Model B

I have recently been unable to connect to wifi with my raspberry pi 3 (model B). I have tried a number of solutions to no avail. The networks button on the upper banner says "connection to dhcpcd ...
a.powell's user avatar
3 votes
1 answer
508 views

Translation request for News re wpasupplicant during upgrade

During a routine upgrade (sudo apt-get upgrade), the following "news" appeared in my terminal window: apt-listchanges: News --------------------- wpasupplicant (2:2.6-19) unstable; urgency=medium ...
Seamus's user avatar
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4 votes
1 answer
3k views

wlan0: carrier lost with specific router

so I've setup my Raspberry Pi Zero W with latest Raspbian img. Whenever I tried to connect it to the main router the syslog always says: Feb 17 23:20:36 raspberrypi dhcpcd[252]: wlan0: waiting for ...
Sergio R.B.'s user avatar
1 vote
2 answers
6k views

wlan0 wpa_supplicant and other

can't establish connection wia WIFI. Can't understant what I'm doing wrong: there is connection properties from my windows PC this is my /etc/wpa_supplicant/wpa_supplicant.conf file ctrl_interface=/...
degr's user avatar
  • 111
3 votes
2 answers
4k views

WEP WiFi Hotspot

So I want to use my DS online again, and what I need to do is get a router with WEP seurity, or a router without security. So I decided to use my Pi 3 B as a WiFi hotspot. But all the stuff I find is ...
Ubuntu User's user avatar
8 votes
2 answers
28k views

Raspbian - wpa_supplicant.conf Country meaning

I'm a bit confused of the country property in wpa_supplicant.conf. In official Raspberry Wifi Documentation it says this: On the Raspberry Pi 3 Model B+, you will also need to set the country ...
Dino's user avatar
  • 373
0 votes
1 answer
1k views

Problem with Setting up Raspberry Pi 3B+ as WPA2 Enterprise access point

NOTE: Although this seems to be a hostapd problem, however, this problem exists on RP only and that's why I'm posting it here. So please do not downvote because it seems like a hostapd problem and not ...
Kennet Celeste's user avatar
1 vote
1 answer
2k views

Can't do anything related to wlan0 (Alpine Linux, Raspberry PI 3 B+)

I just bought a Raspberry PI 3 B+ some weeks ago, and I decided to install Alpine Linux due to it uses OpenRC and one friend of me recommended it to me. I have installed it only as diskless mode, ...
Alejandro Zapico Lara's user avatar
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0 answers
51 views

Some Raspberry Pis not connecting to Internet

I have a set of 24 Raspberry-Pi Zero W that I need to connect to a router (Netgear NightHawk AC2400) with SSID:NETGEAR30. I want all of them to connect on system start to the router. I have programmed ...
Umar Dastgir's user avatar
1 vote
1 answer
5k views

connect a headless raspberry pi zero to a WPA2 Mixed WiFi network

I'm trying to connect my rpi zero in a headless mode into a WIFI network configured in a WPA mixed mode. More specifically I can get the following info from the router. Security-Mode: WPA2-Mixed ...
J. Doe's user avatar
  • 131
7 votes
0 answers
1k views

connmanctl having problem with complex passphrase

The built in WiFi module seems to work fine, as it can connect to both of my open networks I created for testing, i.e. the 2.4GHz, and the 5.0GHz ones. If I set a simple passphrase (i.e. contains ...
Peter Varo's user avatar
0 votes
1 answer
903 views

WPA Enterprise problem connect

The only way I've found to connect to an Enterprise AP is to modify the wpa_supplicant.conf file, adding this: ctrl_interface=/var/run/wpa_supplicant update_config=1 country=IT ap_scan=2 fast_reauth=...
Backup's user avatar
  • 1
2 votes
1 answer
363 views

What's wrong with this wpa_suppplicant.conf file?

I have an original wpa_supplicant.conf file which I tried to add a new network. Both have same owner (root) and same permissions 644. I just added one more network at the end (just for testing). ...
Mariano Martinez Peck's user avatar
1 vote
3 answers
1k views

/boot/wpa_config being copied with wrong permission

I plug the micro SD into my MacBook. I then save a correct /Volumes/boot/wpa_supplicant.conf with file permissions with 777 (default when creating files into the FAT partition). Then, when I move back ...
Mariano Martinez Peck's user avatar
6 votes
1 answer
18k views

wlan0: link is not ready

I have had my pi3 for a while now all of a sudden I start to get IPv6: ADDRCONF (NETDEV_UP): wlan0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready and stalls there ...
Kendall's user avatar
  • 275
-1 votes
1 answer
1k views

Wpa_supplicant with openwrt router ‘could not read SSID from driver’

Arch Linux ARM was installed successfully on a Raspberry Pi3 which will be added to a small network. The first attempt at setting up wifi on the Pi3 failed, showing alarm wpa_supplicant[323]: wlan0: ...
user avatar
1 vote
1 answer
363 views

wpa_supplicant.conf entries?

Every resource I have seen / used always say how to COPY or paste entries into wpa_supplicant.conf. The question is Is there a document actually explaining , in "5 W's" style, purpose these entries?...
Jan Hus's user avatar
  • 641
1 vote
2 answers
1k views

On a Raspberry Pi 3 running Stretch, how do I configure dhcpcd to call wpa_supplicant automatically and/or persist the connection through a reboot?

My /etc/dhcpcd.conf file is configured so that if I manually run this wpa_supplicant command from the terminal: wpa_supplicant -B -D nl80211 -P /var/run/wpaSupplicantPid.pid -i wlan0 -c /etc/...
Shmod's user avatar
  • 13
0 votes
0 answers
2k views

How do I fix this error with wpa_cli? (strace included)

I had an unfortunate pulling of the power plug on my pi and now wpa_cli isn't starting correctly. user@raspberrypi:~ $ wpa_cli wpa_cli v2.3 Copyright (c) 2004-2014, Jouni Malinen <[email protected]> and ...
user3.1415927's user avatar
0 votes
2 answers
3k views

ssh and wpa_supplicant.conf files not getting deleted on boot?

I am following this guide for the raspberry pi zero w: https://core-electronics.com.au/tutorials/raspberry-pi-zerow-headless-wifi-setup.html I've flashed the latest raspbian stretch lite to the SD ...
user1928958's user avatar
2 votes
3 answers
10k views

wpa_supplicant connects to wifi but gets no ip

we are facing a weird issue. Basically, wpa_supplicant tries to connect to wifi network, and apparently succeeds, but it can get no IP address. We are using a Raspberry Pi Zero W to generate an ...
Rastafan's user avatar
0 votes
0 answers
2k views

iPhone Connects to my 5GHz WiFi Access Point but not Raspberry Pi 3 B+

I just received my Raspberry Pi 3 B+ with onboard dual band WiFi. I have a 5GHz Access point that my iPhone ( and MacBook ) connects to just fine. I am using wpa_supplicant on the Pi to manually ...
PhilBot's user avatar
  • 71
3 votes
3 answers
42k views

Raspbian: static IP for eth0 and dhcp for wlan0

I run a Raspberry Pi at our university (Raspbian Stretch). I use it for a project where it has to rely on WiFi. I configured the connection using wpa_supplicant and it worked perfectly well. Now there'...
Patrick Bucher's user avatar
1 vote
1 answer
597 views

Enabling WPS in wpa_supplicant on Debian (Raspbian Jessie) wpa_supplicant fails

I have a wireless network router setup under debian (jessie on a Raspberry Pi) with a fixed IP address, DHCP serving - and it all works fine. Now I want to enable the router (raspberry) to allow ...
pperrin's user avatar
  • 139
3 votes
4 answers
4k views

Cannot get WiFi to work on PI 3 running stretch

I have 2 identical rpi 3 devices. Both are running the same version of OS, namely "stretch" version 9 (from the same source). They have slightly diverged via upgrades and updates. On one I can use ...
Efi Fogel's user avatar
  • 131
1 vote
1 answer
82 views

Cycling through configured Wifi networks if AP connected BUT no internet

I am running a couple RPi powering infoscreens in a building where everyone and their cat made their own undocumented "improvements" to the network configuration (and I am undertooled, undermotivated ...
RedSash's user avatar
  • 13
0 votes
1 answer
177 views

No wifi interfaces found after logging in as different user

I just configured my Pi ZeroW to connect to a WPA2 Enterprise network. All good. When I log out of the pi account and log back in as another user, the wifi icon is an up/down arrows and when I click ...
svenyonson's user avatar
-1 votes
1 answer
377 views

Inconsistent ifup

I'm working with a raspberry pi 3 running a fresh install Raspbian Stretch Lite. Basically my problem is that the pi inconsistently connects to our network. I've been running sudo ifdown wlan0; sudo ...
Hatch's user avatar
  • 1