Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

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.

0
votes
0answers
37 views

Connect Raspberry Pi to Wifi using mobile app

I have programmed Raspberry pi to execute program which primarily works using Internet at the boot up. But it works as long as Pi is in my wifi range. Now suppose, my friend wants to use that pi in ...
0
votes
3answers
104 views

WiFi won't start

I have a new Pi 3 B+ and am running openplotter version of NOOBS. When I boot, WiFi doesn't show on the top right of the home screen. When I run raspi-config for Network Options and WiFi, I get '...
1
vote
1answer
122 views

Setting up Wifi direct (wifi p2p) and DHCP server

So I have a fresh pi zero w up and running raspbian stretch lite. How can I enable Wifi direct/p2p where the Pi is GO and where it has a static ip i can connect to, and install/configure a DHCP ...
1
vote
1answer
73 views

How to setup an unprotected Ad Hoc (IBSS) Network and if possible with WPA encryption?

There are several tutorials out there to setup an Ad Hoc network, for example Ad Hoc setup in RPi 3. But how can I do this using systemd-networkd? And all what I've found is using unprotected ...
1
vote
1answer
57 views

Access wpa_supplicant inside docker

How can I access wpa_cli inside a docker? I want to connect to wifi from inside a docker in Pi 3. For that I am using wpa_cli. But when I run wpa_cli inside the docker I get following error: Could ...
0
votes
0answers
5 views

how would one “import” wifi settings from kubuntu (retropie)

to put it simply, I'm having trouble setting up my wifi, as i dont have a keyboard. Setting up the WiFi via putting wpa_supplicant.conf in the boot directory isn't working, for unknown reasons. how ...
0
votes
2answers
44 views

Running temperature options

I have new RPi 3B+ intended to run 24/7. I am looking to ensure it doesn't overheat, so am wondering whether having wired ethernet would make it run cooler than using the WiFi? The Pi is situated ...
0
votes
0answers
161 views

How to connect Raspbian Stretch Lite to wifi on Raspberry Pi Zero W

I've been working on getting wifi to work on my new RPi install for over 20 hours now and don't seem to be making any progress. I've had two RPi 3s (Model B+) for a couple of years now, running MoOde ...
1
vote
1answer
55 views

Multiple Raspberry Pi WiFi NetWorking

I have 10 Rasp. I want to communicate them with each other. Making one of them as an hot-spot Wi-Fi access point and connect the other 9 Rasp. to it, is possible. But it is not fault tolerant. If the ...
-1
votes
1answer
42 views

Lost internet in raspbian, dhcpcd not found, can't use apt-get

In my raspberry pi 3, I ran this command: sudo apt-get remove network-manager network-manager-gnome openvpn openvpn-systemd-resolved network-manager-openvpn network-manager-openvpn-gnome After that, ...
0
votes
0answers
39 views

How to control the raspberry pi over internet using android app?

I had bought a Raspberry pi 3b+ recently to make many of the projects I had dreamed of. Most of these (or maybe all) involves controlling the GPIO pins over the internet using an app. One of the ...
3
votes
1answer
112 views

Raspbian - wpa_supplicant.conf Country meaning

I'm a bit confused of the country property in wpa_supplicant.conf. In official Raspberry Wifi Documentation it says this: On the Raspberry Pi 3 Model B+, you will also need to set the country ...
-1
votes
1answer
252 views

Install drivers for RTL8812au for raspibian kernel 4.14.79-v7+ or 4.14.79.87-v7+?

I have bought this external usb wifi antenna for my raspberry pi 3B+ that I would like to use instead the default one. I see it is based on the realtek chipset as shown in dmesg 158816.385007] usb ...
0
votes
0answers
36 views

Raspberry Pi w/ Pi Cam streams video great to Mac but not to iPhone

I set up my Raspberry Pi Zero W to stream video using this tutorial on how to implement RPi-Cam-Web-Interface. https://elinux.org/RPi-Cam-Web-Interface I then set up the Pi to be an access point so ...
0
votes
1answer
23 views

Android cannot connect to Pi's wlan

I'm running a Node server on port :3000 and want to access it from other devices using Pi's wlan0 address. wlan0: 169.254.36.22 Accessing from Macbook works Accessing from iPhone works Accessing ...
1
vote
0answers
25 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 ...
1
vote
1answer
113 views

Can't do anything related to wlan0 (Alpine Linux, Raspberry PI 3 B+)

I just bought a Raspberry PI 3 B+ some weeks ago, and I decided to install Alpine Linux due to it uses OpenRC and one friend of me recommended it to me. I have installed it only as diskless mode, ...
1
vote
0answers
21 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....
0
votes
0answers
21 views

Routing issue - Wifi to LAN

The plan is to be able to connect to the wifi home network and connect a Cat5 to the eth0 port. Then connect the Cat5 to a pc. I then want to be able to connect to the pc via RDP from the internet ...
1
vote
1answer
60 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....
0
votes
1answer
95 views

Error driver marvell 88W8997 File sd8997_uapsta.bin not Found on kernel

We are developing a carrier board for CM3 and we want to have WiFi dual band on CM3. We choose a module with the marvell 88w8997. We connect the module by SDIO for WiFi. I think all is connected OK, ...
0
votes
1answer
52 views

wlan0 in namespace is down

I'm trying to move wlan0 interface to separate namespace (wlan0). iw phy phy0 set netns name wlan0 unfortunately, after such move I'm not able to bring it up. Bellow command do nothing: ip netns ...
0
votes
1answer
186 views

Switch between wifi client and access point without reboot

I want my Raspberry Pi to be used as access point or as client connected to my internet router but not both together. So I want to switch between these two modes with one simple command without ...
0
votes
1answer
25 views

Is it possible to change the Wi-Fi network of an already configured Raspbian installation?

I have a Pi with Raspbian Lite installed but no keyboard or screen to use with it. I changed my router and don't remember the old Wi-Fi name/pxd. Is it possible to edit the SD card to change the ...
0
votes
1answer
20 views

Cannot connect to wlan0 after setting the IP to static [duplicate]

Without setting the IP to static I can easily connect to Pi. The untouched ip is 192.168.1.135 and works great. How ever upon editing the /etc/dhcpcd.conf and adding interface wlan0 static ...
0
votes
1answer
111 views

Access point as a Wifi repeater for WPA2-Enterprise network

So this is a little bit of a random question but I'm attempting to follow this tutorial to set up a wifi repeater with my Raspberry Pi 3B+. I can get the Raspberry Pi to generate a network that can ...
0
votes
0answers
18 views

Some Raspberry Pis not connecting to Internet

I have a set of 24 Raspberry-Pi Zero W that I need to connect to a router (Netgear NightHawk AC2400) with SSID:NETGEAR30. I want all of them to connect on system start to the router. I have programmed ...
0
votes
0answers
28 views

Can someone explain using SSID + inform vs interface wlan#?

I'm here to learn, so advice is appreciated. Since moving over the Stretch, by selecting wifi from the menubar it seemed to populate the tail of my /etc/dhcpdc.conf with: SSID <my AP> inform ...
0
votes
0answers
20 views

After changing lirc gpio wifi stops working with raspbee module attached

I build a tv remote control using lirc on an rpi3, and it worked very fine up to this day. Today I put a ZigBee (RaspBee) module on the first 12 GPIO pins and my output GPIO pin (17) for the remote ...
1
vote
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 ...
0
votes
1answer
40 views

Verify WiFi Settings Will Work via Command Line

I'm remoting into a RPi Zero W using SSH. The RPi is connected to the internet via Ethernet cable. I want to set-up the WiFi at the current remote location and check that it will work when the ...
0
votes
0answers
30 views

Connecting Raspberry Pi Zero W to wifi [duplicate]

I've just set up a Raspberry Pi Zero W - my first Raspberry Pi. I've loaded Raspbian into it without trouble, but I can't connect it to WiFi. It can find my home network easily, and lets me key in ...
0
votes
0answers
53 views

Power management in Windows IOT

Because my project is in the field and not in a lab, power consumption is a significant issue. According to specification an idle Raspberry Pi 3B+ bare board has a current draw of 330mA. The ...
2
votes
0answers
26 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 ...
0
votes
1answer
47 views

Raspberry pi Proxy ARP wifi bridge + extra ethernet adapter

Going through this thread: proxy ARP WiFi bridge Raspberry Ingo´s solution is working fine for me but I´m looking for an extra... With this WiFi bridge I want to use an add USB-Ethernet adapter (...
0
votes
0answers
59 views

This site can't be reached

My Raspberry Pi is successfully connected to internet but my chromium browser is showing the error "This site can't be reached".
0
votes
0answers
16 views

RPi 3 can't find Windows PC hotspot

I am studying abroad for a month and need to be able to ssh into my pi. The hotel's WiFi won't allow my PC to ssh over their network, so I am trying to turn my laptop into a hotspot and connect the pi ...
0
votes
1answer
38 views

Devices connected to raspi router are not lan visible

I have recently setup a RPi0W as a means to connect my Echo Dot to my University's WPA-Enterprise network (MSCHAPv2). I was successful in doing so following this Wifi Repeater Guide and modifying the ...
0
votes
1answer
80 views

WLAN connected but no internet

I already tried dist-update and this post I have a Raspberry Pi 3 B + and my operating system is "Raspbian GNU/Linux 9 (stretch)" I am connected to it using a Lan cable and use ssh or Remmina to ...
0
votes
3answers
121 views

How do I set up a OpenVPN tunnel for Raspberry Pi on LAN without internet connectivity?

My setup is described in the image above. I have a raspberry pi connected to a router via Wi-Fi and the router is connected to a host via a Ethernet cable. The router doesn't have a internet ...
0
votes
0answers
29 views

Determine if wifi has been fried

I have been using a Raspberry Pi Zero W for the last few weeks, and have it set up to connect to a hotspot automatically. Yesterday, I was using the GPIO pins to drive an L293D motor controller -- ...
1
vote
1answer
207 views

Failed to start raise network interfaces & wifi devices say 'device not ready' in the network manager

I'm trying to get the wifi working on my raspberry pi but the devices say 'device not ready' and when the pi boots it says failed to start raise network interfaces. Any help would be appreciated. ...
0
votes
0answers
20 views

Help with connect / disconnect script

Very noob to Pi programming but am tech savvy. Can somebody help with the 2 questions below: 1) How to I go about setting a script to run boot 2) Can you also help with a script to do the following: ...
0
votes
1answer
23 views

wlan and eth disabled at the same time

I'm using 3B+ and there is something wierd. My pi connects to my router via wifi and cable at the same time without a problem. I can both ssh to the wlan ip and the eth ip address. However, when I ...
1
vote
1answer
39 views

Turn Raspberry pi stand alone network on and off

I have seen the tutorials for creating a stand alone network on raspberry pi like the one on The Raspberry Pi site and the nice tutorial in this previously asked question but what is not clear to me ...
0
votes
0answers
32 views

Connecting wifi to Raspberry Pi 3B+

i have used wifi before and it worked but now only Ethernet works. ive tried the config file and switching wifi dongles but nothing. ive use sudo ifup wlan0 and get wlan0 not detected , but ifconfig ...
1
vote
2answers
108 views

Simultaneous dual networks (LAN + Wifi) setup

I am in the middle of setting up my home automation system with my Raspberry Pi (3B+), and I have a question regarding networking. My Raspberry is running the Rasbian Lite derivative called ...
0
votes
1answer
93 views

connect a headless raspberry pi zero to a WPA2 Mixed WiFi network

I'm trying to connect my rpi zero in a headless mode into a WIFI network configured in a WPA mixed mode. More specifically I can get the following info from the router. Security-Mode: WPA2-Mixed ...
0
votes
0answers
26 views

Raspberry pi randomly disconnects my wlan0 but keeps working through eth0 and even wlan1

I have a raspberry pi 3 which will randomly disconnect from my wifi network. If I do ifconfig I can see that wlan0 has no IP address anymore. However, eth0 still has and my wifi dongle in wlan1 also ...
0
votes
1answer
43 views

Installed Raspberry Pi Desktop on old windows laptop. Wifi and ethernet not working

Very new to this. I had an old laptop laying around and wiped out windows and installed Raspberry Pi Desktop. My Cd/dvd works. Usb ports work. But ethernet and wifi are both down. Does anyone know ...