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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.

5
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0answers
231 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 ...
5
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0answers
246 views

Wi-Fi transfers hang on Raspberry Pi 3

I was trying to transfer a 50 MB file to my Raspberry Pi 3 via samba and I noticed that after few seconds the transfer slows down until it stops, same thing via scp. It starts but after few seconds (5-...
3
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0answers
547 views

Setting up Pi Zero W Wi-Fi through USB SSH

I am having lots of problems connecting my raspberry pi zero to wifi. I have followed a number of tutorials. 1. What I have tried This was my wpa_supplicant.conf file ctrl_interface=DIR=/var/run/...
3
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0answers
2k views

Rasbperry Pi suddenly stopped connecting to WiFi network defined in wpa_supplicant.conf

My Raspberry Pi 3 running Jessie has been automatically connecting to a WiFi network defined in my wpa_supllicant.conf file for a few months without a problem. Two days ago, the Pi stopped connecting ...
3
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0answers
19 views

Is it possible to have a Pi as an access point that forwards packets to another Pi that's connected to the internet?

Essentially a long range wifi extender. What I'm wondering is possible if whether you can have a setup such that a user can connect to the first Pi, make an HTTP request that gets forwarded to a ...
3
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0answers
2k views

Pi bluetooth not detecting any devices

Board: Raspberry Pi 3 I have a Pi which is unable to detect any bluetooth peripherals. I diagnosed the bluetooth service by running sudo service bluetooth status which throws the error Failed to ...
3
votes
0answers
468 views

Raspberry Pi 3 Wi-Fi power drops after 1 minute

I am running Raspbian Jessie (the latest one in the time of posting this) and Wi-Fi drops after exactly 1 minute. And it doesn't matter if its idle or not: even when I'm pinging my Pi, it drops after ...
3
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0answers
1k views

Connecting Windows 10 IoT Core Pi to corporate domain WiFi

I currently have a Raspberry Pi 3 running Win IoT core and I'm attempting to connect it via WiFi to a corporate network. The interface options appear to only accept a psk to join a WiFi network. Is ...
3
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0answers
228 views

Trying to understand Auto reconnect WIFI method

Iv'e found this method of reconnecting the WIFI dongle from this post , but want to be clear on how it works, before I try and implement it. 1) Go to /etc/ifplugd/action.d/ and rename the ifupdown ...
2
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0answers
76 views

Pi with PulseAudio over wifi - can't connect

I was trying to set up my RPi 1 as audio device for my laptop and found this answer. On the RPi all the steps worked fine, except that /etc/default/pulseaudio is empty. But in the linked answer the ...
2
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0answers
244 views

What is the maximum clients a Raspberry Pi 3 B+ access point can handle?

I have setup a RPi 3B+ as access point using this tutorial: https://www.raspberrypi.org/documentation/configuration/wireless/access-point.md I have a few dozens of RPi Zero's that connect to the AP. ...
2
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0answers
133 views

Trying to setup wifi ap and managed client mode together : sub-system time out on ap0

I followed the instructions here: enter link description here with the aim of getting ap and managed client wifi running together. The wlan0 setup works perfectly. I could not see any attempt to ...
2
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0answers
208 views

Outdoor Wi-Fi positioning / poor man's GPS on RPI3 Model B

I got used to Google Maps figuring where I am using surrounding Wi-Fi signals, a.k.a. Wi-Fi positioning system. I try it on my laptop and it works, but on my Raspberry PI it doesn't: using Firefox ESR,...
2
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0answers
357 views

hostapd.service not found

I am trying to make a Raspberry Pi 2 as a wifi access point in a standalone network. I followed this tutorial: https://docs.google.com/document/d/16hJS7fnPyKUwbvR33_nMku_b6XcYaBJXVpeCIMoJzcQ/pub At ...
2
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0answers
38 views

RPI - Nikon 1J5 - Wifi Trigger (help)

I've setup a timelapse stepper motor slider with the RPI. Upon boot it starts the slider with a specific step & delay. Goes back and forth until the RPI is powered off. I have a Nikon 1J5, for ...
2
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0answers
918 views

RPi 3 as Wireless Hotspot (hostapd): nl80211 driver initialization failed

I'm trying to create a WiFI Extender with my RPi3. I'm using a TP Link TL-WN722N external adapter. The setup is as follows: Some WiFI -> TP-Link Adapter (wlan1) -> RPi -> Onboard RPi WiFi (...
2
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0answers
762 views

Using the Pi as wifi/ethernet Bridge and extend LAN?

I'm curious whether it is possible to use the Pi in the following configuration: ╔══════════╗ ╔══════════╗ ║ internet ║ ║ device 1 ║ ╚═════╤════╝ ╚═════╤════╝ │ ...
2
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0answers
860 views

WiFi not working on fresh install

I have had my Raspberry Pi for a few years now and today I went to do a fresh reinstall of Raspbian. I downloaded v2.4.4 of NOOBs and used that to install Raspbian. Everything installs nicely except ...
2
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0answers
1k views

GUI wifi configuration on Raspbian stretch

I need to be able to configure the wifi from the GUI on stretch. But I can't locate "WiFi config". Is this not an option anymore?
2
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0answers
545 views

Bootstrapping wifi over bluetooth

I"m looking for a way to configure the raspberry pi zero in a completely headless way. I have seen many IoT devices that use a BLE connection to then configure a wifi connection. Can anyone suggest a ...
2
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0answers
776 views

RaspberryPi access point on wlan1 stopped working

I have a Raspberry Pi 3 with an external WiFi antenna wlan1 set up as an independent IoT access point without Internet connection following this tutorial, using hostap and isc-dhcp server. I omitted ...
2
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0answers
900 views

RPi Zero WiFi and USB OTG

I'm quite new to this kind of things, but I've jumped out with an idea of a device to give the ability to mount network shares as they where normal pendrives (like for TVs and other old devices). I ...
2
votes
0answers
365 views

NTP configuration is not working

I'm working with 10 raspberry and they are all connected to the same network via Wifi. I need to get the right time from the network, so I modified the ntp.conf file with the IP of my network (10.1.65....
2
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0answers
511 views

Unable to connect to hotspot from Android device

Following this tutorial on setting up wi-fi, I got the following errors, (I added ssid and psk in the file /etc/wpa_supplicant/wpa_supplicant.conf) $sudo ifdown wlan0 ifdown: interface wlan0 not ...
2
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0answers
97 views

Windows PC Network “Disconnect” Button Disables Pi's ad-hoc Interface

I have encountered a problem with my network setup. I have three Raspberry Pi 3s running Raspbian, a Windows 7 PC, and a Mac. I have the Raspberry Pis configured to automatically startup an ad-hoc ...
2
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0answers
103 views

Slow TCP throughput with zd1211rw USB WiFi

I'm doing some throughput testing between an RPi "rpi-src" on WiFi and a wired ethernet PC "dest" attached to the WiFi AP. "dest" listens on a TCP port with nc (netcat), streams received data through ...
2
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0answers
381 views

802.11ac and 802.11n at 5GHz on Raspberry Pi with Windows IoT

Is it possible on a Raspberry Pi 2 (or 3) with Windows 10 IoT Core to have Wi-Fi 802.11ac and 802.11n at 5GHz? I know the list of compatible hardware: Hardware Compatibility List - WiFi Dongles ...
2
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0answers
271 views

How can make a wireless connection between two Raspberry Pi in distance of 500 meters?

I should make a wireless mesh network on my project using Raspberry Pi. Those nodes are in distance in 500 meters range. How can I make nodes(Raspberry Pi + sensors) to make right wireless connection?...
2
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0answers
1k views

Does RPi 3 have the same bandwidth for ethernet and USB?

It seems that's the case for the last Pi. But does the new one also have this limitation? Not duplicate, but reffered question:    USB bandwidth for the RPi model B+   &...
2
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0answers
639 views

Network unreachable error + can't add Gateway IP

I'm having the exact same problem as the poster of this question: "connect: Network is unreachable" on a working wlan0 (connected) interface However, if I try the poster's solution of ...
2
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0answers
2k views

Using two wifi dongles at the same time

Here's my situation: I am using a Raspberry Pi to control a system. I want to allow the system to be changed over the internet as well as locally. My current plan for controlling it locally is to ...
2
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0answers
139 views

Setting up WiFi on a RaspberryPi B with an Edimax EW-7811Un

I have tried countless tutorials, but really none of them worked. No matter how I change my interfaces or wpa_supplicant.conf files - nothing worked. I even tried wicd-curses but somehow the program ...
2
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0answers
327 views

USB Wi-Pi not connecting to WiFi - 4-Way Handshake

I have a USB Wi-Pi stick which is supposed to enable my Pi to connect to WiFi. I have opened up 'WiFi Configuration' and when trying to connect, the status will show '4-Way Handshake' for about 10 ...
2
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0answers
389 views

Using 2 wifi adapters on raspberry pi b+

I really got stuck in working on raspberry pi's. I'm working on a project where I'm collecting mac addresses and wifi signals by listening kismet outputs, however I have a problem. I'm using two usb ...
1
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0answers
43 views

Wifi connection causes Pi to freeze, why?

I am having recurring problems with 2 Pi0W and, less often, with a Pi3B+ using pikrellcam as part of wildlife project What happens is that the Pi simply freezes. I am using a headless mode and ...
1
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0answers
23 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 ...
1
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0answers
22 views

JSch / Java SDK 1.8 - getting Auth Fail from working key file

I'm having an issue with JSch using the ARM variant of Java 8. Using SSH works fine with the key: pi@raspberrypi:~ $ ssh -i .ssh/Pi2Desktop2 -p 22 astump@192.168.1.2 Welcome to Ubuntu 18.04.2 LTS (...
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0answers
16 views

How do I use my RPi3 to act as a wireless adapter to make a nintendo switch controller?

GOAL: to make a wireless nintendo switch controller First steps, i want to be able to connect a keyboard to the Pi3 to use as a wireless keyboard ie. can connect to another computer or device and ...
1
vote
0answers
23 views

can low power be the cause of low WiFi speed?

I'm using a raspberry pi 2 model b running Ubuntu core, and a TP-Link TL-WN821Nv3 USB WiFi adapter, which has a maximum speed of 300mbps/37.5mBps, and a Samsung charger which supplies 2A (lower than ...
1
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0answers
38 views

wifi setup after changing wifi-direct settings

I followed these wonderful instructions on setting up wifi-direct, but now I need to be able to set up regular wifi after that. Here's what I'm trying to do. Trying to set up the Pi Zero W to do what ...
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0answers
28 views

Pi Zero W 1.1 dead wifi

About a month or two ago I bought a pi zero w from microcenter for a project but I didn’t start on it until now. I now realize the Pi that I got is one of the defective ones with a bad firmware, so ...
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0answers
15 views

Wifi stops working (on my laptop) after connecting rpi as ethernet gadget

So I am using a raspberry pi zero W as an ethernet gadget. I got ssh working and the RNDIS/Ethernet Gadget thing working so I can log into the pi using pi@raspberry.local. I even got VNC to work so ...
1
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0answers
76 views

Cannot scan for WiFi networks and connect to them

I'm using Raspberry Pi 3 Model B Rev 1.2 with Raspbian Stretch installed. I can't use the on board WiFi adapter. Clicking on the WiFi icon on the task bar shows 'No wireless interfaces found'. ...
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0answers
99 views

WiFi does not work if booting Raspberry Pi from SSD on USB

The WiFi does not work on my Raspberry Pi 3B+ if I boot the RPi from an SSD disk connected to one of the USB ports (Raspbian Stretch). Clicking on the "double arrow" icon at the top right of the ...
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0answers
40 views

Rasbperry 4g usb modem + WIFI priority

When i connect raspberry to router by WIFI and plug usb modem - wifi have priority over internet. i need that 3g modem will get internet and have priority over WIFI. but i still can connect by local ...
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0answers
54 views

bcm2835-aux-uart 3f215040.serial: unable to register 8250 port - -28

I've compiled LFS for my RPi3B. I've put BCM43430A1.hcd, brcmfmac43430-sdio.bin and brcmfmac43430-sdio.txt in /lib/firmware/brcm/. Copied /usr/src/linux/arch/arm64/boot/dts/broadcom/bcm2837-rpi-3-b....
1
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0answers
26 views

No IP after ifup

I have a problem with the roaming option of wpa_supplicant on the raspberry pi. I tried to configure roaming and it works, but far from good. My bgscan config was from and was the default. I used ...
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0answers
27 views

can not ping from remote host over raspberry pi router

Going through Setting up a Raspberry Pi as an access point in a standalone network (NAT) I set up Raspberry pi as access point as standalone NAT with out bridging. wireless host is connected but cant ...
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0answers
779 views

Raspberry Pi 3B WLAN Interface not found

I have a problem where my Raspberry Pi 3B (v. 1.2, official board) cannot use its onboard WLAN capability. The onboard WiFi used to connect to the Internet without issue perhaps a year ago. However, ...
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0answers
632 views

After recent change in Raspbian, how to change Raspberry 3 B+ Wifi country or enable 5 Ghz?

I am trying to enable 5 Ghz on my Pi because the speed I am getting is 10 Mbps or less while my old HTC M7 on 5Ghz is able to get 80 Mbps but raspbian is not letting me change the country to enable 5 ...