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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1answer
128 views

DNSMasq unknown interface wifi0 - failed to start

Introduction I am trying to use my Ubuntu Core-RaspberryPi as a Wifi Access point. Therefore, I am using hostapd and dnsmasq. I followed this tutorial in order to setup everything. I start them ...
2
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1answer
243 views

Unable to Create 2.4 Ghz wifi Access Point on the Raspberry Pi 4

I am trying to create a wifi repeating Access Point on the Pi 4. I used this guide to setup the AP using hostapd. It says here that the hostapd.conf option hw_mode=g should ensure using the 2.4 ...
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0answers
24 views

Wlan0 Access Point goes down with Eth0 DHCP Client and Wlan1 Dongle DHCP Client

I'm trying to set up an Access Point on Wlan0 with Enet0 and Wlan1 (wifi dongle) as DHCP clients. I followed two excellent answers to set up AP with either eth0 or wlan1 as a client. Setting up a ...
0
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1answer
26 views

Raspberry 3B+ Can it be connected the same time for WiFi and for Ad-Hoc wireless network

Sorry guys, I'm not a Linux guru at all. So the problem: I have a general wifi in my office and there is Internet shared via this network I have a raspberry 3b+ device I could connect rpi to this ...
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1answer
54 views

Facing issue in ethernet configuration for Raspbian

I am trying to enable AP and Wireless client on the Raspberry Pi 3 b+. I have installed Raspbian Stretch from the official website. To achieve the above objective I found an answer here which ...
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3answers
34 views

Entering long Wi-Fi password on commandline

I have Wi-Fi enabled but would prefer to paste in my Wi-Fi password rather than type it because it is very long. Can this be done and can I encrypt the password? I am running a dual boot and ...
0
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2answers
68 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,...
0
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1answer
56 views

I want to use a 3rd party USB-WIFI dongle

My Raspi 4 has a custom metal case, which means the on-board Wifi chip has a hard time getting a reliable signal to my router downstairs. Therefore I want to use an external USB-Wifi adapter and then ...
0
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0answers
89 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 \ ...
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0answers
14 views

raspi 3b+ connect to secured wifi through powershell

I'm trying to connect my pi to a secured network through powershell. I connect from my computer to my password enabled wifi. I get the wifi profile from my computer and copy it to the pi. I then add ...
2
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0answers
89 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 ...
1
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2answers
142 views

Create Wifi network without Internet Connection and perform WIFI Switch

I would like to create a wifi network which does not have access to the Internet - that should not be a problem as there are plenty of posts already on Stack Exchange covering this topic. However, ...
1
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1answer
70 views

Connect to Wifi for 10 minutes then disconnect

I use one of my Raspberry Pi as a headless desk clock and, apart from a reboot once a day which forces the OS to synchronise time to an NTP server, I would like to turn the WiFi off after that stage ...
0
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0answers
24 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 ...
0
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1answer
70 views

Raspberry Pi wifi adapter constantly down

Both my Raspberry Pi 1 B+ and Zero W 1.1 have the same issue when I attempt to connect TP-Link WN725N adapter - it seems its constantly down, despite changing the state manually: pi@pr-grape:~ $ ip ...
9
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3answers
6k views

How to disable wifi in Raspberry Pi 4

How to disable WiFi in Raspberry Pi4, possibly keeping the chip powered off.
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0answers
41 views

Internet Through USB

Is it possible to get an internet connection for a Rasberry pi zero from a USB connected to a Win 10 pc? or is it possible to connect to a Bluetooth wifi Hotspot without an OS on a Rasberry Pi Zero?
1
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1answer
84 views

How to create two WiFi Access Points with a single Raspberry Pi with usb adaptor

I'm using my Pi as a WAP (wireless access point). Is it possible to have two separate WiFi networks coming from the same Pi? I bought a usb adaptor that supports 8 APs, but I can only get one wap ...
1
vote
2answers
141 views

Raspberry Pi “Temporary failure in name resolution”

After many hours of googling and testing for a solution, I am stuck. I would really appreciate some advice. Situation - I have (5) Raspberry Pis 3B+ (RP) at various customer locations and I want to ...
1
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1answer
3k views

Using a Raspberry Pi to connect to a Public Hotspot

Is there a way to use a Raspberry Pi to take a (public) WiFi Signal and create a hotspot such that devices can connect wirelessly to the internet via the Pi? Moreover, can this be done if a network ...
2
votes
1answer
35 views

USB WiFi dongle not recognized as network interface: ar9271

I'm running raspbian stretch on a Pi 3. I used these instructions, to use it as a wifi and ethernet router with systemd-networkd while USB tethering with my phone: How can I set my up to be WiFi AND ...
0
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2answers
174 views

how to send an image from raspberry pi to web server? [closed]

Looking for example codes on how to send images from Raspberry pi to a web server via wifi. i am really new to raspberry pi and there's already a tomcat server. I really need your help
0
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0answers
47 views

Revolution Pi wifi doesn't connect unless WiFi dongle is manually reconnected

I have a Revolution Pi connected via WiFi dongle. Network is configured properly in wpa_supplicant.conf . I have a script that is running on my program's startup that restarts the interface (...
1
vote
2answers
148 views

How do I enable wifi before login on ubuntu-mate running on a Raspberry Pi?

I have a Raspberry Pi 3B+ with Ubuntu-mate 1.20.1 (Ubuntu 18.04.2) that I want to run headless and use VNC and SSH to access. Connections will be via WiFi, and the Pi has a static address on my ...
1
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1answer
75 views

Access Points: How do they work and how much power do they use?

I'm using my Raspberry Pi as an access point and I was wondering : how does it work ? What is the protocol for an access point to be visible from other devices ? How much data they have to transmit ...
0
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0answers
27 views

Control Raspberry Pi Zero via router

I have a Raspberry Pi Zero, non-wireless connected via USB to my router. I have Raspbian Jessy Lite installed on it. Is there any way to use my routers USB port to communicate with the Pi wirelessly?
1
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1answer
52 views

Raspberry Pi 3B+ no wifi interfaces when setting up for first time

I have followed the instructions to create my SD card and boot it on my Pi. When creating the SD card I have added the ssh and wpa_supplicant files. During the initial installation at no time am I ...
0
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3answers
80 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 ...
2
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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 ...
0
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1answer
78 views

Setting Up A Raspberry Pi As A Wi-Fi Router

I want to set up a Raspberry Pi 3B as a Wi-Fi router/hostpot. Is there is a quick and easy way to do it without compromising network security? I love the thought of making it into a router because the ...
0
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0answers
11 views

How to disable autologin(WIFI) gui in rpi3

I have a rpi3 in which it has a setting of auto login gui which connects to a wifi when it boots up. I want to disable the wifi auto login and enter my own SSID and password.
0
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0answers
78 views

Raspberry PI 3 with Funcube Dongle Pro+ SDR does not read the antenna

I am trying to configure my RPi3 into a small receiving ground station. I already have installed the gnuradio, gqrv, gpredict packages. The RPi is connected to an SDR dongle (Funcube Dongle Pro+) with ...
1
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0answers
84 views

Use OBDII over WiFi

I think i've tried everything at this point, and nothing seems to work. I'm using an ELM327 WiFi Dongle, connected it to the Pi, created a socat using: sudo socat pty,link=/dev/ttyUSB0,waitslave tcp:...
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 ...
0
votes
1answer
25 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 ...
0
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0answers
69 views

RPI 3B+, Wifi super slow (10x slower than onboard) when using USB Wifi despite huge antenna

TL;DR, usb-wifi works, but it's extremely (!) slow compared to onboard wifi, even though the dongle has a big antenna and a a better signal quality. I looked far and wide and did all I could find, but ...
0
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1answer
161 views

How can I set my pi 3 up to be WiFi AND ethernet router simultaneously?

I want to use my Pi as a fully fledged wifi and ethernet router. I'll connect an external modem/phone with tethering to it and want to share that internet connection with all devices connected to the ...
-1
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1answer
171 views

USB Wifi driver installation Error: /lib/modules/4.14.98+/build: No such file or directory. Stop

i need to install the USB wife EDUP into my raspberry zero, so i try installing the CD container driver which is similar to main GitHub container _RTL8188C_8192C_USB_linux_v4.0.2_9000.20130911_ ...
0
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0answers
36 views

RTL wifi dongle does not create an interface at startup and doesnt connect

I have a Raspberry pi 3 with Raspbian GNU/Linux 9.9 (stretch) and I am trying to use a USB Wifi dongle (Realtek Semiconductor Corp. RTL8188SU 802.11n WLAN Adapter). The external wlan adapter has an ...
0
votes
3answers
103 views

Running subprocess in a service not working?

I have an automation python script to give a login request to local web server for captive portal wifi hotspot. Sometimes, even the wifi is connected the python login requests is give connection abort ...
1
vote
1answer
54 views

Networking restart not working?

In My raspberry Pi wifi is connected to my home wifi and eth0 is assigned with a static ip address. It act as a router between wlan0 and eth0. Raspberry pi get internet through the wifi. After ...
0
votes
1answer
57 views

How to get SSH access to headless Raspbian Stretch Lite? Official way seems not to work

I was not able to enable ssh by putting the file into the boot folder, and yes it was created without extension from a Windows 7 machine and gets deleted after boot. This is what should have happened:...
0
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0answers
35 views

My Raspberry Pi disconnects from the Wi-Fi network randomly

I am experiencing an issue related to wifi network sleeping or disconnecting, that has been persisting despite trying this methods: Changing the power management setting to off using iwconfig wlan0 ...
1
vote
1answer
45 views

IP address randomly changed wlan0

I had an issue related to IP change. Is it typical for a Raspberry Pi to randomly change the IP? When I ran the command ifconfig, I noticed that under wlan0 inet, my IP address changed. I was made ...
1
vote
4answers
534 views

Connecting Raspberry Pi Zero W to ethernet and serving as WiFi access point

I have an ethernet port in a room where I would like to improve the WiFi connection, and I have a Raspberry Pi Zero W lying around. Is there a way I can connect the Pi to the ethernet port and have ...
1
vote
1answer
20 views

Wireless Transparent Proxy Troubleshooting

I'm someone who has very little technical experience but became interested in the idea of a transparent Tor proxy. I'm well aware that this isn't a secure implementation but I thought I could learn a ...
1
vote
3answers
84 views

Set up one WiFi card as uplink and another as access point in Raspbian Stretch

I have a Raspberry Pi with 2 WiFi interfaces (built-in and USB dongle). I want to set up one of them (wlan0) to connect to a WiFi router for Internet access and the other one (wlan1) as an Access ...
1
vote
0answers
126 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
vote
1answer
248 views

Raspberry Pi 3 B+ won't connect to WiFi

I got new internet so I tried to connect my Pi to the new internet by modifying /etc/wpa_supplicant/wpa_supplicant.conf and now it looks like this: ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=...