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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26 views

Add WiFi details and SSH to Pi Zero W

I have a Pi Zero W which I want to use for the MagicMirror. Because of some hardware limits I have to install "Jessie" to make it work. No problem there. The problem is that I need to add the WiFi ...
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13 views

RPI2 with two WiFis works ok for single requests, browsing is impossible

I want like to create a simple WiFi booster with Raspberry PI. So I have RPI2 with two dongles: Ralink (rt2800usb) and Edimax (rtl8812au). pi@raspberrypi:~ $ lsusb Bus 001 Device 005: ID 148f:5370 ...
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2answers
29 views

Can't access use my 802.11 wifi usb in Raspberry PI zero

I am newbie to Raspberries, and I couldn't install the driver correctly. My Raspberry PI 0 is the version without wifi, and i am trying to install the driver offline of an wifi usb dongle (Realtek ...
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1answer
26 views

raspberry pi zero w downloadable os image?

I have a pi zero w that was working fine until a power cycle, it came back up with no wifi. I asked on the raspbian forum and got a suggestion that an unplanned power cycle might have borked the ...
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Can not configure hostapd for 5GHz for Beaglebone AI [closed]

I am trying to configure 5GHz WiFi band for my new Beaglebone AI. What I am doing is cp /tmp/hostapd-bbai.conf to /etc/hostapd.conf opening /etc/default/bb-wl18xx and changing ...
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0answers
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Please help… cant get this to be stable [closed]

Ive tried this over and over again. I got it to work at one point, and then struggled to have stability, esp after a reboot. anyone have this working that is willing to send me an working image. I ...
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Pi Access Point - Hostname mapping

I have my IP address mapped to a hostname "example.com" where I have a simple Welcome webpage. The webpage is written in PHP. After I successfully connect to the Pi Access Point I attempt to go to the ...
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1answer
53 views

Issues installing RTL8812BU WiFi driver on Raspberry Pi 4 B

Recently, I bought a USB3 WiFi adapter with the RTL8812BU chip (Supports Linux). I have spent 5 hours so far trying to install the Linux driver for the chip on my Raspberry Pi 4. Apparently, I am not ...
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27 views

How does a USB device announce or negotiate its speed with the host Pi?

Environment: Pi4 2gig, Buster, updated The title pretty much says it all. I'm trying to understand how a device (WiFi adapter) that's rated for a speed of 867 Mbps ends up landing on Bus 01, which ...
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USB 3 device appears to be listed on the wrong bus

Environment: Pi 4, 2gig, Buster, updated. We have a USB 3 WiFi adapter (blue plug), which is plugged into one of the blue USB3 slots. The device vid/pid is: 0bda:b812, Realtek. Rated 867Mbps for ...
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1answer
27 views

Cannot ping clients on WLAN from RasPi

Installed fresh 2020-02-13-raspbian-buster-full Did apt-get updates. I have a Pi connected to my Ethernet network behind a router connected to the Internet. I am running apps on the Pi that I can ...
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0answers
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Networking issues resolved. /run/wpa_supplicant no such file. What should be the format?

So I was not able to connect to wifi for the love of god. I found that this command makes it work for me: wpa_supplicant -dd -B -Dnl80211 -iwlan0 -c/etc/wpa_supplicant/wpa_supplicant.conf I have to ...
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1answer
28 views

How to turn WiFi hardware on and off without reboot from terminal on RPI?

As the WiFi hardware is working with 2.4GHz and and a more important device in my system is using the same frequency for broad casting, I would like to turn off the actual WiFi hardware for the ...
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2answers
42 views

How do I know that a Dual-Band USB WiFi dongle will work on Raspbian or other Linux distrobution?

How do I know if a Dual band USB WiFi dongle will work on a Raspberry Pi running Linux? I know that Linux must have a driver that supports the wifi chipset used in the dongle. But with the number of ...
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1answer
18 views

Access Vigor 130 modem on eth0 AND WiFi at the same time

I will confess to being an absolute Pi virgin so be kind. I have a Draytek Vigor 130 configured in bridge mode, which then goes to an unmanaged switch, and on to a Google WiFi router. To access the ...
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18 views

UDP Packet Forwarding

I have a project where it requires me to control two drones and receive video streamings for both (udp packets) on the Host Computer (Ubuntu VM). The two drones are connected to my 2 of my Raspb Pis ...
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2answers
46 views

WIFI not working with Buster but OK with Jessie

I am able to configure WiFi with Jessie on Pi Zero issuing the following instructions from the command line:- sudo su wpa_passphrase "SSID" "PASSWORD" >> /etc/wpa_supplicant/wpa_supplicant.conf ...
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1answer
19 views

How use usb wifi and bluetooth on my Pi4

I've looked at the thread/s about disabling wifi and bluetooth on the Pi4 but I want to go a step further. I'm building a navigation / auto-pilot system for my boat using Pi4 and OpenCPN, together ...
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1answer
30 views

Connecting to the Internet on a PI 1

To start, I have been looking through alot of similar questions, but they all seemed to have the same solution that didnt work for me. I am working on a PI 1 Model B. This doesn't have Wifi onboard, ...
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20 views

VNC connection with both ethernet and wifi link [closed]

I have a raspberry pi 4, my laptop connected to the raspberry pi via ethernet caple and both equipments connected to the home wifi network I can connect to raspberry pi via VNC with wifi link, but I ...
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1answer
23 views

Raspberry Pi & Ubuntu fileshare through etho, internet through wlan0

I have a RaspberryPi set-up through wifi to work as a samba server (external harddrive). It works great and all my devices can connect to it. I also have an old laptop I'm setting up as an Ubuntu Kodi ...
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0answers
39 views

configure wifi on Jessie (not using /etc/networking/interfaces)

For the millionth time, I know, still I need help to configure a wifi on Jessie. It does connect with ip link set wlan0 up but it does not do so at boot time. As I need to get a static IP on eth0, I ...
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1answer
43 views

How to make Raspberry Pi 4 as “WIFI” -> “Ethernet” adaptor without add any USB component?

Considering the following situation: There is a available WIFI source which is connect to Internet, and there is a desktop computer which is lack of WIFI adapter. Then a Raspberry Pi 4 is provided ...
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1answer
32 views

WI-FI interface displayed as “device not ready” in nm-applet

I'm using the Raspberry Pi 4B with 2GB of RAM. I have no problems with WIFI connection, though. But I can't make connection using nm-applet (and nm-connection-editor). On nm-applet it shows "device ...
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1answer
12 views

Timout during ifup with multiple WiFi interfaces on Kali Linux

for my project I need two WiFi interfaces connected to a Raspberry Pi Zero W running Kali Linux (not Raspbian – anyway both are based on Debian). The onboard interface wlan0 shall not connect to any ...
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1answer
32 views

Issue with some devices not connecting to Raspberry Pi set up as AP

I have set up my Raspberry Pi (Raspberry Pi 4) as AP following this article: Setting up a Raspberry Pi as an access point - the easy way and section: Setting up an access point with a bridge. I ...
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1answer
45 views

Setting up a local node-red server on RPi

I am interested in setting up a node-red server locally on a headless RPi. I expect the raspberry to host a local wifi network with the node-red server running on a static IP. I want to then access ...
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1answer
88 views

How do I fix iptables -L error: operation not supported

I have all the newest software. Downloaded the official image yesterday. apt-get upgrade apt-get update rpi-update ..... rebooted, of course Does not help. root@raspberrypi:/home/pi# iptables --...
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0answers
29 views

buster: dhcpcd.conf not giving static ip to my wlan

So I have this old Raspberry 3A lying around, which isn't equipped with internal wlan. I try to use it as a chicken surveillance cam, therefore I need a working wlan connection as I can't run network ...
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1answer
33 views

Raspberry pi 4 is not connecting to WiFi network

This is quite a long story but I thought it’d be good to share it all since that might give some perspective and reason to my problem. I bought a raspberry pi 4 about a year ago to build a “Magic ...
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31 views

Cannot get the exact wireless protocol at a raspberrypi 4b using header wireless.h

I've created a programm in C that runs on raspberry pi4B in order to get the wifi protocol that is supported. The version of raspbian is : Distributor ID: Raspbian Description: Raspbian GNU/Linux ...
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1answer
29 views

Wifi not connecting depending on power supply

I am using a RPI 3 B+ with a Touchscreen. It worked for almost a year but since 2 weeks the pi is no longer connecting to wifi. The adapter is there, I can even select my wifi, enter my password but ...
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2answers
31 views

Creating an AP with hostapd and a Wi-Fi backend

The problem: I am trying to create an AP on a Raspberry Pi 3B (want to later try on a Zero W, too) running buster. I also want to have Internet connectivity to the Pi using my Wi-Fi. I have studied ...
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1answer
76 views

Raspbian Buster Lite: couldn't communicate with wpa_supplicant

Just flashed a card with Raspbian Buster Lite on a Raspberry Pi 2, and ssh'd into it using an ethernet cable. raspi-config/wpa_cli can't communicate with wpa_supplicant (there's no /var/run/...
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1answer
34 views

How to route an ethernet connection from pc through usb to pi Zero W to create a wireless “access point” ? (see image)

The internet is full of tutorials about using a Raspberry Pi as Router or how to set up a WiFi bridge but what I am looking for is something special I couldn't find any useful information about. I ...
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0answers
15 views

RPI with LTE and WIFI-AP

I have a Raspberry Pi in remote operation for several purposes. The RPI will operate with an reverse VPN over either wlan1 or eth1 , the setup was done according following page: https://www....
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1answer
43 views

Wifi, BT on RPi4

Question is very straightforward: Who is the manufacturer of the onboard Wifi of RPi4? All datasheet and specs only shows: 2.4 GHz and 5.0 GHz IEEE 802.11ac wireless, Bluetooth 5.0, BLE I'm ...
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1answer
48 views

WiFi connected but network icon in the Pixel menu bar says; 'No wireless interfaces found'

the network icon in the Pixel menu bar says no wireless, however WiFi is connected and working, or so it seems. It's not a massive deal as it's actually working - I'd just like to be able to use the ...
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0answers
19 views

4.3inch-dsi-lcd jamming RPI4 wifi signal

I just bought RPI4 and 4.3 display (https://www.waveshare.com/4.3inch-dsi-lcd.htm). I attached display as required but wasn't able to get wifi connected. I noticed that sudo iwlist wlan0 scan shows ...
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2answers
124 views

Should I expect connecting to wifi to stay the same while swapping a microsd card between a Pi 2 and a Pi 4?

I'm trying to get my pi4 to ssh, and since I don't have a micro HDMI to HDMI cable using a display isn't an option. I've tried a few different ways but I recently tried to get it to work by setting ...
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0answers
10 views

Wireless issue in Raspi Pi Octoprint

Why does my raspberry pi desktop wireless icon indicate "No wireless interfaces found". And then another window opens and it says "eth0:configured 192.168.1.102/24 wlan0 not associated"
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1answer
30 views

Raspberry to act as a bridge/router (not as accesspoint) see details below

I am thinking of using a Raspberry 3b+ or pi 4 for the following project: Overview: I need to send my wifi signal over a 100 m distance. However in order to do that, I first need to receive a wifi ...
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2answers
3k views

RPi 4 running Ubuntu Server 20.04: can't connect to WiFi

I'm trying to run my Raspberry Pi 4 on Ubuntu Server 20.04 (64bit) following this tutorial. When I reached 4. Boot Ubuntu Server, my RPi had no IP address (I switched to using a monitor when doing a ...
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1answer
24 views

Can ssh via Wifi but not via Ethernet, Pi 4 with Kali Linux

I have a Raspberry Pi 4 running Kali Linux. I succeeded to ssh to the Pi via Wifi, but I failed when trying to ssh via Ethernet. Here is what I did (trying to ssh via Ethernet): connect Ethernet ...
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1answer
42 views

Can take ssh from windows machine but couldn't ping back from raspberry pi

I have created a network using a wifi router with 2 raspberry pi devices (stretch OS) and one windows 10 machine. Windows ipconfig: Wireless LAN adapter Wi-Fi: Connection-specific DNS Suffix . :...
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0answers
116 views

Can't start hostAPD. Job for hostapd.service failed because the control process exited with error code

Problem I am using raspberry 3B. I want to make it as a wireless router. I added TP-Link TL-WN725N as an extra wireless device which uses wlan1 as interface name. The device works flawlessly as a ...
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1answer
42 views

After wifi reconnects, RPI is not really connected

My raspberry pi 3 is configured to connect to my WiFi using an external usb wifi dongle. It actually connets to it most of the time. But, at some point, the connection drops, it reconnects to the ...
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0answers
23 views

Extremely slow ping WIFI on RPI 3 B+, one direction only

I know that there are lot of WIFI related topics on forum, but I didnt find any similar to mine. I have barely new RPI3B+, I have installed new Raspbian 4.19.97-v7+. I have bought Netis wf2123 USB ...
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0answers
9 views

Streaming music directly from Android or Windows on Raspberry Pi, over WiFi

I am not getting any way out for directly streaming audio from Android or Windows on my Raspberry Pi 3B. Is there any way to do this? Thanks in advance.
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1answer
24 views

Can't find RPi3B+ Ip-address, can't ping or ssh into it (BUT works with mobile hotspot)

I am able to ssh into the Raspberry with an ethernet cable from RPi to router. I am also able to use my mobile as a hotspot and find the RPis ip and ssh into it! But it does not work if I try to use ...

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