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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.

506 questions with no upvoted or accepted answers
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6
votes
0answers
369 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
votes
0answers
263 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-...
5
votes
1answer
2k views

How to blacklist devices on a raspberry pi 3 router setup?

I've recently set up a raspberry pi 3 as a simple wifi router, using: Ubuntu 16.04 hostapd dnsmasq I've followed the following tutorial and all went pretty smooth: https://frillip.com/using-your-...
5
votes
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 ...
4
votes
2answers
401 views

Unable to connect to wifi--does nothing

I just purchased a pi 2 through the CanaKit, and I'm having some issues getting the wifi dongle to work. It scans for networks and finds mine, but when I put in the passcode and click "OK," ...
4
votes
1answer
797 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 ...
4
votes
2answers
1k views

Wifi raspberry pi 2 problem

My wifi adapter worked fine with the Rapsberry pi B but when I update to Raspberry pi2 it doesn't work. I'm using wheezy and when I run lsusb I get: Bus 001 Device 002: ID 0424:9514 Standard ...
4
votes
1answer
824 views

wpa_supplicant crashing(?)

I just got my Raspberry Pi B+ together with a WiFi dongle from ThePiHut and am now trying to connect it to my WiFi. It works, at least sometimes. After booting the Pi, I do not get an automatic ...
4
votes
1answer
2k views

Trying to get wifi working on brand new Raspbian installation

I just installed Raspbian Wheezy (2014-01-07-wheezy-raspbian.img) on my Raspberry Pi, connected it to my AirPort with an ethernet cable and booted it with this wifi dongle (Sitecom N300) inserted: As ...
3
votes
0answers
679 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
votes
1answer
3k 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 ...
3
votes
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
votes
0answers
22 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
votes
1answer
3k views

Why does my Raspberry Pi 3 Model B no longer detect wifi networks?

When I first began using my RPi 3 B, I was able to connect to my wifi at home without a problem. However, after attempting to connect to wifi at a different location, I have since been unable to ...
3
votes
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
506 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
votes
2answers
1k views

Raspberry Pi 3 WiFi, Flight Radar24 -

I've been trying for two days, have not been able to get my WiFi to work on Raspberry Pi 3 I've tried the Jessie Lite build from FR24, and even the full download from Raspberry site. wpa_supplicant....
3
votes
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
votes
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 ...
3
votes
2answers
360 views

Pi-3 discarding ARP replies with link local address in IBSS ad-hoc mode

I have come across an issue with the Pi-3 internal Wi-Fi, when in ad-hoc mode. Setup is three PI-3s in ad-hoc mode, with Babel routing protocol and shncpd, to create a mesh network. Pi 'A' has been ...
3
votes
0answers
703 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 ...
3
votes
0answers
236 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 ...
3
votes
1answer
9k views

RPi 3 ad-hoc network to configure WiFi credentials

I need help finding a proper tutorial or project that can achieve the following: I want to create an ad-hoc network that could be used to configure the RPi 3 to connect to an existing wifi network ...
3
votes
1answer
4k views

making WiFi adapter run in dual mode - STA and AP

I am trying to make RaLink RT 5370 WiFi adapter run in dual mode - station as well as AP. I have tiny core linux installed on PI, built on top of 3.18.10 linux kernel version. I have been able to make ...
3
votes
3answers
301 views

Pi does not pick up my Wi-Fi but sees neighbours Wi-Fi

My brand new Pi 2 does not pick up my Wi-Fi but it sees all the Wi-Fi nearby, i.e. the neighbors. I am using the official Pi dongle and have tried all 4 USB ports. I have tried to find answers to no ...
2
votes
0answers
78 views

Raspberry pi DSRC

i want to implement DSRC on the raspberry board as i know DSRC( dedicated short range communication) uses frequency range 5.84-5.96 GHz. But i am thinking if i can do it by enabling dual mode by 5GHz ...
2
votes
0answers
22 views

How to run a Rpi3 or Rpi0W as access point with a login screen?

When connecting to an open access point in a public location, the browser shows a notification to open up a 'login' page for this open network, where you can read and accept the terms and conditions, ...
2
votes
0answers
88 views

Second WiFi adapter for the Raspberry Pi 4 B

I need a second WiFi adapter for the Raspberry Pi 4. For RPi <=2 (without integrated WiFi) and with RPi >= 3 the chipset BCM43143 was recommended. Does this still apply for the RPi 4? Can I only ...
2
votes
0answers
163 views

Raspberry Pi 3 model B wifi monitor mode

Q. Has anyone managed to configure a raspberry-pi 3 b for monitor-mode? I have an external (Edimax) WiFi USB dongle also, which works with my PC in monitor mode but does not work with the raspberry ...
2
votes
1answer
153 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 ...
2
votes
0answers
42 views

Dropped wifi packets from Pi Zero W to Pi 3B+

We're trying to build a system where a master Pi 3B+ controls a dozen (or more) Pi Zero W clients - all running the latest raspbian (as of 18:00 EDT today) - in an isolated WiFi island (no ...
2
votes
2answers
592 views

I can't get WiFi access point (AP) working on my RPi

I want to control my Raspberry Pi 3B+ using VNC via the on-board WiFi. To this end, I am trying to set up a WiFi access point on wlan0. I followed the instructions at https://www.raspberrypi.org/...
2
votes
0answers
177 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
votes
0answers
345 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
votes
1answer
6k 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 ...
2
votes
0answers
153 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
votes
0answers
250 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
votes
0answers
464 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
votes
0answers
44 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
votes
3answers
6k 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 ...
2
votes
1answer
244 views

RPI3b (Raspbian): Cannot set Ad-Hoc AP Cell ID when ESSID is defined

Summary: A short summary of the issue I am seeing before I launch into the details: I am trying to use wlan0 on my RP3b for wireless comms in a RP3 mesh network (batman-adv). Using a fresh install of ...
2
votes
0answers
733 views

RPi3 wireless issue CTRL-EVENT-ASSOC-REJECT status_code=16

It appears the wifi is working, and the device can see my SSID. However when it connects it gets an error: CTRL-EVENT-ASSOC-REJECT status_code=16 I checked my router and the 2.5 GHz network settings....
2
votes
0answers
999 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
votes
0answers
514 views

RPi 0 w wifi does not reconnect

I have a RPi0w configured as a router, DHCP client and AP at the same time, with the onboard wifi. The versión is: pi@xxxx:~ $ uname -a Linux xxxx 4.9.35+ #1014 Fri Jun 30 14:34:49 BST 2017 armv6l ...
2
votes
0answers
116 views

Automate routing metric with multiple interfaces

I have a RPi with 3 interfaces: eth0 - standard ethernet eth1 - GSM modem wlan0 - WiFi How can I automatically prioritise the interface that has access to the internet (eg. I can ping 8.8.8.8 or ...
2
votes
0answers
1k 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
votes
0answers
255 views

Custom IEEE 802.11 packets with pi3

I recently downloaded the nexmon firmware patch for the raspi3 to be able to run my wifi chip in promiscuous mode. After downloading this patch I am able to sniff packets and proceed to analyze them ...
2
votes
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
votes
0answers
637 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
votes
2answers
1k views

LAN isolated Wifi AP (Guest WiFi AP sharing eth0)

I have a home network with various servers and routers (192.168.x.x). I want to use the Raspberry Pi 3 to setup an isolated WiFi AP (guest AP) such as computers that connect to the Rasp WiFi have ...