Questions tagged [wifi]

Questions on the use of Wi-Fi (local area wireless computer networking technology). This tag is also used for generic "wlan" questions since they are commonly synonymous. Note shopping questions are off-topic.

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RPi 3 B+ set Wi-Fi country on localisation tab

Im trying to setup my pi to connect to my wifi network (currently tethering pi over ethernet to my windows box), but I seem to be unable to do this. I have set my wifi country as suggested but to no ...
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1answer
1k views

How to set up Wifi with EAP TTLS PAP + Proxy on Raspbian Jessie?

Sorry but I'm loosing my mind with the Wifi on Rapsbian Jessie. Here is the thing : At work we have a secure Wifi connection. We had instructions to get connect via ANDROID terminals, as following : ...
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1answer
407 views

How to use Ethernet and Wifi on Pi3b+ and Raspbian buster

Yes, I am aware that similar questions have been asked before on this StackExchange but almost all of those are old and don't seem to be working for me. After googling around I found that things have ...
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3answers
7k views

Pi Won't Connect to Ethernet or WiFi

EDIT: This is a brand-new Pi 3 board running raspbian I just got my Pi, and for whatever reason I can't access the Internet. Ethernet will try and configure forever, and when I try to connect to ...
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1answer
499 views

How to setup wifi on raspberry pi with username and password on Android Things using adb shell

I have a raspberry pi running an older version of Android things that is capable of connecting to my wifi. I copied and inserted the wpa_supplicant file from that pi to another pi with an updated ...
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3answers
3k views

Suddenly unable to connect to 5GHz wifi network (PiZero)

OS is Raspbian Jessie with latest updates. Everything is stock packages, no special configuration either. It just runs eJabberd at the moment. As of a few days ago, I have stopped being able to ...
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2answers
89 views

raspberry pi 3 - connecting multiple pi's via ethernet problem

I'm trying to connect three raspberry pi 3 B+ together via ethernet. All three are connected via wlan0 to my wifi network for internet. All are connected via ethernet cables to the same desktop switch,...
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0answers
14 views

Interface gateway IP gets auto-configured after some time after deletion

I'm writing a script to control my network interfaces. I've three network interfaces viz eth0, ppp0, wlan0. I want such a configuration that when there is no internet available on eth0, it should ...
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1answer
32 views

wps_supplicant@.service not present in Jessie

I've been following along with the WiFi repeater setup and I've hit a snag. I am running Jessie rather than Stretch. I don't have wps_supplicant@.service in /lib/systemd/system/, just wps_supplicant....
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4answers
2k views

TL-WN725N v2 WiFi adapter not working on Raspberry Pi Arch Linux

I have a TL-WN725N v2 WiFi adapter and I can't get it working on Raspberry Pi running Arch Linux. Linux kernel version is 3.18.5-1-ARCH #1. Some time ago, to make this adapter working, it was ...
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1answer
930 views

Pi 3b+, integrated wifi loses connection on 5ghz network with carrier lost

I hope your all doing well. Before some weeks i did buy my first raspi, and I'm quite happy with it. As my starter Project, i wanted to create an Accespoint out of it, and after some days reading ...
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1answer
405 views

Jessie Lite Pi 3 inbuilt Wi-Fi won't work

I downloaded the latest version of Jessie Lite (2017-04-10) and followed the setup guide. Wi-fi won't work. Here is my problem as near as I can figure it out. Wi-Fi details in Jessie are entered into ...
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1answer
7k views

Raspberry Pi 3 No wireless interfaces found

I have Raspberry Pi 3 and I tried to config for auto connect to wifi like this example http://weworkweplay.com/play/automatically-connect-a-raspberry-pi-to-a-wifi-network/ but when I finish, I got "...
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1answer
1k views

Raspberry Pi 4 native Wifi AC 5GHz not working

This is my first Raspberry Pi, I'm wondering why it can't connect to my wifi AC network when the specification clearly states it can. I have tried editing the wpa_supplicant.conf file to no avail. Any ...
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1answer
6k views

How to run HostAPD?

I´ve set up hostapd files but when I want to run it by executing this command: sudo /usr/sbin/hostapd /etc/hostapd/hostapd.conf I get the error as follows: sudo /usr/sbin/hostapd /etc/hostapd/hostapd....
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1answer
595 views

Problems blacklisting a bad access point

Trying to connect a Pi 2 running Raspian Jessie to a really borked wifi network. There's one persistently bad access point that unfortunately is closest. So I'm trying to tell it to ignore that one ...
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1answer
144 views

pi-gen + Access point as WiFi router/repeater with additional WiFi-dongle

We're using a forked version of pi-gen (https://github.com/RPi-Distro/pi-gen) to build custom RPi images. As part of the build, we're trying to set the RPi up as an Access point as WiFi router/...
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1answer
40 views

Raspberry Pi Compute WiFi module via USB

I am designing a board around the RBp Compute and would like to add WiFi connectivity to this device. However, I do plan on using USB 2.0 for its datarate (e.g. to send and receive images), so the ...
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1answer
493 views

Can't see ARP broadcasts

I'm trying to make my Pi listen for ARP broadcasts on my wireless network, to detect an Amazon Dash Button button press. When I push the button, it broadcasts an ARP request to find the network ...
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0answers
29 views

Connect to wifi using custom iPhone/Android app without SSH [closed]

I'm new to this and would like to ask a question. Is it possible to connect raspberry pi zero w to wifi like this: https://youtu.be/9yTg-iWPy28?t=84 or https://youtu.be/2l3NBCWbjwk?t=15 I want to ...
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1answer
665 views

Buildroot Raspberry Pi 3 - No wireless interface

I am attempting to get a working buildroot image working on my Raspberry Pi 3 but have run into an issue, I cannot set up a wifi connection. Running ifconfig -a only shows the eth0 and loopback ...
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1answer
47 views

Can Raspberry Pi Zero ‘W’ route wlan0 traffic to usb0?

I’m trying to turn a Pi-Zero W into a USB WiFi dongle but have not found any instructions or much about the possibility. What I have tried hasn’t worked. Now I wonder if it is even possible to route ...
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1answer
4k views

RTL8188EU in Raspbian Stretch

In the latest Raspbian I found the firmware-realtek package is already installed. It should provide the drivers for RTL8188EU/EE WiFi dongles. When I insert such a dongle dmesg shows: [ 152.651026] ...
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2answers
1k views

How to identify the MAC address of built-in wifi in python

I'm experiencing some difficulties when I attempt to identify the MAC address of the built-in wifi in my raspberry pi 3 model B. My application requires the built-in wifi to always be identified as ...
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1answer
308 views

Wifi to Ethernet Bridge

I've read a lot of contradictory posts about this topic, but essentially what I need is for my Raspberry Pi to act as a WiFi dongle for an ethernet-enabled device. The ethernet device connected to the ...
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2answers
2k views

how to setup pi to switch between two wifi connection if one is not working?

I have two wifi enabled ADSL modems connected to internet from two different ISPs. At times one of the line may go bad and I just connect to other wifi connection manually to continue the work. Is ...
4
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1answer
823 views

Wi-Fi dongle with RTL8188RU chipset scanning but not connecting

I obtained a ALFA AWUS036NHR with a Realtek RTL8188RU chipset Wi-Fi dongle and I am trying to get it to work on a Raspberry Pi. The device is detected correctly: root@rpi1:~# lsusb | grep WLAN Bus ...
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1answer
5k views

New Pi Zero W brcmfmac failures and can't start wlan0 WiFi

I have to set this up headless because I didn't realize the Zero W had mini HDMI and not micro. So I flashed both the 2017-04-10 Raspbian light and full from Linux (with dd) and then mounted the FAT ...
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1answer
2k views

Difference between iface wlan0 inet manual and iface wlan0 inet dhcp in wifi to ethernet router?

I have developed a wifi to ethernet router. Wifi is connected to my home router having internet and ethernet is connected to my laptop( just for testing).My laptop is not getting internet, but it gets ...
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6answers
1k views

Is it possible to limit the bit rate on the BCM43438 chip via the BRCMFMAC driver?

I'm using a Raspberry Pi 3 as the platform for a project whose requirements include acting as a WiFi access point as well as connecting to a wide variety of WiFi routers. Unfortunately, the WiFi ...
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0answers
15 views

pi connecting once to wifi

Just starting with octopi, following official octopi instructions. Bought a pi3A+, Etched a 4Go micro sd card with the latest octopi distro (0.17.0) Using a 5V bench power supply that delivers up to ...
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1answer
154 views

WiFi AP works, until I change the SSID. How come?

I've followed the excellent instructions at Setting up a Raspberry Pi as an access point - the easy way and have succeeded in setting up my Raspi 3b as a router (Ethernet on the uplink on subnet 192....
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1answer
718 views

Wireless hotspot not working: no wireless interfaces found

Im trying to create A wireless hotspot with my Raspberry Pi 2 Model B+ using a RT5370 Ralink Wifi adapter. Im following this tutorial: https://learn.adafruit.com/setting-up-a-raspberry-pi-as-a-wifi-...
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1answer
4k views

Failed to connect to non-global ctrl_ifname: wlan0 error: No such file or directory

I was following this Raspberry Pi documentation (https://www.raspberrypi.org/documentation/configuration/wireless/wireless-cli.md) about connecting to wireless connection. My SSID and password are ...
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2answers
2k views

Switching between AP and Client mode

I followed this tutorial to set up my RPi 3 as an Access Point. It works great and I am able to connect through it and I can also VNC to it directly from my phone when in my car (which was the main ...
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1answer
2k views

Pi zero w not connecting to wifi

My new pi0w isn't connecting to my home wifi in a headless environment. Here's my set up: $ ifconfig wlan0 wlan0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500 ether b8:27:eb:70:cb:b1 ...
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1answer
599 views

Raspberry Pi Zero W, internet ok, but can't ping or SSH into RPI remotely

I have a RPI Zero W. I've gone through the process of downloading NOOBS, copying it onto the Pi and installing Raspian. I can login to the RPI which is connected via WIFI to my home network. I can ...
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1answer
296 views

wpa_supplicant + dnsmasq: Fallback to AP mode if no wifi connection

I'm trying to figure out how to configure wpa_supplicant to: First try to connect to a selection of preconfigured wifi networks as a DHCP client, and if that fails Set up a wifi access point using ...
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2answers
506 views

Access Point not working for Android phones

I have successfully created and access point to my local rapsberry pi 3 and I was able to connect the pi AP without internet with my iphone and when I open the browser and hit the raspberrypi.local it ...
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1answer
832 views

Raspberry Pi 3 Bluetooth/ Wifi Issues (Tried almost everything)

Here is the situation: Board purchased about year ago. Bluetooth/ Wifi worked flawlessly initially. Stopped working in a few weeks but no hardware/software changes were made. Several different ...
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1answer
169 views

Error executing ifdown and ifup command

I'm running a python script to configure the wifi interface, but I'm having a problem with the ifdown and ifup command. It looks like this command has been replaced by: sudo ip link set wlan0 down ...
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1answer
34 views

Unable to Connect to Wifi After Earlier Connection

I am very very new to the raspberry pi. I have a raspberry pi 3b+ -- Raspian GNU/Linux 9 (stretch). I have previously used my home wifi. However, upon recent use I have been unable to connect and ...
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1answer
1k views

WLAN Access Point (bridge) freeze at “nl80211: Set beacon”

I recently tried to setp up a WiFi Hotspot with my RaspberryPi with hostapd as wifi to eth0 bridge. When i try to debug hostapd hostapd -d /etc/hostapdhostapd.confi get the following messages: ...
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0answers
45 views

I wanna make a raspberry pi car using an RC car. I would like to know if the servo multiplexer is necessary? [closed]

I've asked this question in the Robotics Stack Exchange and I am asking here as this is kind of important and I need some answers fast. My apologies if this is rude or if it causes problems in any way....
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1answer
72 views

Restart wifi using bash script and systemd service?

My rpi is connected to a captive portal hotspot. I have prepared a python login script to login to the captive portal and it was working fine. But sometimes the wifi is getting disconnected and at ...
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1answer
79 views

Pi Zero Fails to Raise Network Interfaces

I recently installed Kali Linux on my Raspberry Pi Zero W and following this guide connected it to my local WiFi network. I was able to connect just fine on the first try as well as the second try and ...
1
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1answer
288 views

Wlan0 not able to ping router, but connected to router according to it

My Pi running Raspbian Stretch stopped being reachable via ssh, so I connected a screen to debug why, after turning it off and on again. The GUI was all changed with the annoying message that says ...
3
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2answers
66 views

How an I improve sshd latency over WiFi?

I am using my pi4 as a portable dev server which I ssh into from a Chromebook over my home WiFi network. What I'm seeing is that the character latency is very high, seriously impacting my developer ...
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3answers
38 views

I'm able to connect when Raspberry is connected via cable, but not via Wifi

I downloaded 2019-09-26-raspbian-buster.img (3.7GB after extraction) then I used win32diskimager-1.0.0 to burn it on MicroSD card then on /boot/ I created ssh file wpa_supplicant.conf file with ...
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3answers
142 views

Automatically Connecting to Raspberry Pi 0 to a wifi without Screen and SSH

I have a raspberry pi 0, but don't have/don't want to connect to a screen/hdmi/SSH. I can plug my pi's sdcard into my laptop and access the raspbian installation files, so is there a way I can ...

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