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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40
votes
5answers
119k views

Add an external antenna to a Pi 3

Makezine's writeup on the Pi 3 this morning included a somewhat tantalising section: The other interesting thing on the back of the board, right next to the wireless radio chip, is something that ...
30
votes
2answers
66k views

How to get Wi-Fi to connect on boot?

Raspberry Pi Model B OS: Raspbian I am running my Pi headless (currently through a direct Ethernet connection). I have a USB WiFi dongle. I would like to have the WiFi start up at boot and connect ...
18
votes
7answers
38k views

WiFi disconnects after period of time on Raspberry Pi, doesn't reconnect

I was finally able to get my Raspberry Pi connected to a hidden SSID network (WPA2 Personal) using the below settings (not using wpa_supplicant.conf). However, after a few hours it disconnects and ...
13
votes
6answers
57k views

How can I put RaspberryPi to Shut down and wake up later?

I want my raspberryPi to shut down during the night and wake up in the morning. I.e., at 10pm raspberry should shutdown or at least turn of the WiFi and the HDD. At 10am every day my raspberry ...
11
votes
3answers
54k views

Connecting the Pi3 automatically to Wifi

My new Raspberry Pi 3 is great, but I am facing one difficulty: my router is in the lounge (one floor down), and my laptop has no Ethernet port. Since I am using SSH to control the Pi, I always have ...
12
votes
1answer
63k views

RasPi 3 - wlan0 not associated

I have two RasPi3, both on the newest Jessie and updated && upgraded. The problem is that both Pis can see networks but are not connecting to them. sudo iwlist wlan0 scan Gives me multiple ...
5
votes
2answers
5k views

Setting up Raspberry Pi 4B to be a wifi access point

I want my Raspberry Pi 4B to create a wireless network that connects to my router, without using any external devices to assist the pi (ie. a secondary router or an antennae that would connect to the ...
12
votes
5answers
19k views

How to change a wlan0 mac address?

I bought the Miniature WiFi Module from ADAFruit (http://www.adafruit.com/products/814) and was wondering if it is possible to change the MAC address associated with it. I have tried using the ...
10
votes
1answer
2k views

Does WiFi on the Pi 3 reduce the Ethernet bottleneck when using USB device?

We all know that on Raspberry Pi 2 and previous models, the USB and Ethernet bandwidth is shared, so when we transfer data over Ethernet to a USB device and vice-versa we are limited by this fact. ...
7
votes
2answers
28k views

Pi 3 cannot connect to Enterprise WiFi using GUI

Raspberry Pi 3 Model B running Raspbian "Jessie with PIXEL" (Release 2016-09-23). It appears that all the WiFi networks that requires authentication other than a PSK are grayed out in the menu. What ...
6
votes
1answer
4k views

Is it possible to use Raspberry Pi 3 B+ Dual Band WiFi Simultaneously?

Few days ago i saw specifications of the recent revision of raspberry pi 3 B+ witch apparently claims it to have a dual band WiFi in 5GHz and 2.4GHz. my Lenovo laptop also has a dual band WiFi and as ...
3
votes
1answer
1k views

How do I connect to my router through wifi?

I've bought a wifi adapter for raspberry pi, I don't have an OS, I'm running RetroPie so I need a console solution. Someone suggested accessing: sudo nano /etc/network/interfaces and changing it to:...
1
vote
2answers
8k views

Enable ssh and connect to a wifi network without a keyboard or a screen

This similar question has a lot of answers, none of which works anymore. Given that is already a little old, I'm asking the same quesion, for the current distribution of raspian (jessie 2017-04-10).
0
votes
1answer
2k views

RPI - wlan0 to wlan1 bridge

I want to make an RPI 3 model b wifi repeater/bridge. I want to make it work without ethernet cable. I've found a few topics and guides but most of them are eth0 -> wlan0 or outdated or simply never ...
2
votes
1answer
725 views

How do I setup wifi on without being able to login?

I have a laptop, a power cable, an sd card, and a Pi3 (wifi built in). I'm trying to ssh in but first I need to setup the wifi. Where on the boot partition can I setup wifi (cmdline.txt?) with a ...
2
votes
1answer
3k views

Raspberry PI to PC communication

I am thinking of using Raspberry Pi to share Internet from a PC. The Raspberry Pi would have a Wi-Fi module which would be running in AD-HOC mode. The Raspberry Pi would be connected to a PC through ...
1
vote
3answers
656 views

/boot/wpa_config being copied with wrong permission

I plug the micro SD into my MacBook. I then save a correct /Volumes/boot/wpa_supplicant.conf with file permissions with 777 (default when creating files into the FAT partition). Then, when I move back ...
0
votes
2answers
28k views

How do I connect to WiFi when it is grayed out?

I am using Raspbian. The WiFi options are grayed out for University networks but not for home networks. I think this might have something to do with the fact that the school requires username & ...
0
votes
1answer
4k views

How do you unconfuse Raspbian when it has WLAN0 and WLAN1 reversed?

I've got multiple data-gathering Rpi3s and they all connect to a router just for them, which is a subnet of my main network. One Rpi is master and communicates with the others to gather all their ...
6
votes
1answer
26k views

Raspberry Pi 3 isn't finding WiFi Networks

I'm used to using RP2 with the WiFi dongles and I just picked up my RP3 which should work with the built in WiFi. However, upon running startx and trying to configure the WiFi, it merely states: ...
5
votes
3answers
3k views

Wake up 'sleeping' wlan-connection

I observed, that after a while (some hours) my Pi isn't reachable over the wlan any more. If I do some excessive ping-ing (i.e. for 70-100 times) the Pi starts at some point to respond and I can ...
3
votes
3answers
19k views

Raspberry 1, no wifi dongle detected (TP-Link TL-WN823N)

I just bought a wifi dongle: TP-Link TL-WN823N, because it was supposed to work out of the box with the rasberry. So, I have tried raspbian and now I am trying with OSMC. First of all, if the ...
3
votes
1answer
4k views

Should wifi be turned off with wired connection

I'm new at the Raspi 3 and unix in general, and now trying to build a headless streaming application, and trying to automate some basic setup steps on boot. If I want to guarantee the fastest ...
3
votes
1answer
2k views

WiFi ONLY works if Ethernet is plugged in

I have a headless Raspberry PI model B, with a RealTek 802.11n dongle, running the very latest version of Raspbian. I would like to configure both the wired and wireless connections so that I can ...
3
votes
3answers
2k views

Air-gapping the Raspberry Pi 3

One thing I love about my Raspberry Pi 2 is that I can use them as tiny air-gapped devices (I know I could use the Zero too: but they're not as powerful and kinda hard to find). I'm using one to run ...
2
votes
2answers
3k views

How to find IP address of another side of a LAN cable? (RPi and Ubuntu are connected)

I have a raspberry PI 3B. When I connect it via LAN, the ifconfig on UBuntu does not show any IPv4 address (Just IPv6). What should I do to find the correct IP range of my RPi? (and then use nmap to ...
2
votes
1answer
2k views

Rpi3B+ Buster WiFi 5GHz Connection Problem

Raspbian 10 buster here. I tried to connect 5GHz WiFi but it didn't ever see the hotspot. I changed WiFi county to US and it worked. Now Rpi detects the hotspot and can connect to it but connection ...
2
votes
1answer
343 views

Open Elec phantom screen

I was using some of the lesser used features on the RPI Open Elec operating system. Specifically, the Navi-x environment. All features here can have long loading times. After being distracted, I came ...
1
vote
1answer
1k views

Connecting the Pi to multiple WiFi networks simultaneously

I have completed the official guide on setting up a Raspberry Pi as an access point in a standalone network (NAT), and it works, but I can't join other networks. I want my Raspberry Pi to act as an ...
1
vote
0answers
31 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 ...
1
vote
5answers
102 views

IP address missing from router DCHP table

I've got a 3b+ which I have successfully attached to my WiFi and I can access internet etc fine. I want to set the IP to be static as I am running it headless. I went to my router to do this and it ...
0
votes
1answer
3k views

Wifi Not Working with Ubuntu MATE 16.04 and Pi 3b+

I was able to get Ubuntu MATE to finally run on my Pi 3B+ after following this tutorial: https://www.youtube.com/watch?v=tdJrd75_068&lc=z234tvgocvmqyzb5a04t1aokgml1ll00iwv1gbnt2da0rk0h00410....
0
votes
2answers
219 views

2 Wifi NIC's that each only connect to one (different from each other) network

The Setup: Raspberry Pi 3 B (Raspbian GNU/Linux 9 (stretch)) and boots to Command Line (internal Wifi NIC) [wlan0] additional external Wifi NIC [wlan1] What I want to achieve: I Have two different ...
0
votes
1answer
340 views

raspi-config is not working after installing Xenomai on Raspberry Pi 3

I followed the instructions given here to install Xenomai on a Raspberry Pi 3. After installing the kernel (now the RPi uses the kernel-xenomai.img during boot) I couldn't access my network, neither ...
0
votes
2answers
2k views

RP sd card WLAN

I have a Raspberry Pi 3 with Jessie and I forgot to bring a keyboard and mouse. I am at a new location and I need to connect my Pi to the WiFi here. I do not have an Ethernet cable. I can access the ...
0
votes
2answers
892 views

Detect connected wifi IP address

I want to send IP address with which my raspberry pi is connected to other server. This is my guess. turn on raspberry pi (without monitor) find wifi automatically... try until success at connection ...
0
votes
1answer
481 views

WiPi not working, repeatedly crashing boot, think it's busted

I had a working setup for months. The other day, my rpi decided to stop connecting to my wireless. The wipi LED wasn't coming on at all. Troubleshooting it seemed to indicate USB power issues since a ...
0
votes
1answer
135 views

Auto page load after wifi join

I have a Pi configured to create an Access Point when not on home router, Im trying to load a local webpage from my Pi when someone joins the open unsecured access point. I want to be able to ...
16
votes
4answers
60k views

Stream videos wirelessly from PC to Pi to TV?

I have a collection of movies (Please note: Mostly 1080p) on my external hard disk drive. This drive is attached to my PC (Mac). The external hard disk also contains some important work files, hence I ...
19
votes
1answer
31k views

How to setup the Raspberry Pi 3 onboard WiFi for Ubuntu Server 18.04 with netplan?

How to setup of Raspberry Pi 3 B+ onboard WiFi for Ubuntu Server 18.04? In particular, with netplan? This is a clean install of the Ubuntu Server 18.04 image for Raspberry Pi 3. File: ubuntu-18.04.2-...
23
votes
8answers
60k views

How to connect to WiFi without reboot?

I just put a freshly flashed card (with 2017-09-07-raspbian-stretch-lite) into a Raspberry Pi Zero W. Then I added these lines: network={ ssid="myWifiSsid" psk="myWifiPassword" } to /etc/...
10
votes
9answers
35k views

Wifi drops on raspberry PI

I have 3 raspberryPIs and all them are dropping wifi connection after sometime. Wifi chipset is Ralink RT5370 Tried power supply with 1000A and 1500A Power management is turned off. ifconfig gives ...
10
votes
1answer
55k views

Connecting to WPA2-Enterprise Wifi Network

I'm currently trying to connect to my University wifi network and it's of WPA2-Enterprise type. I found the setup instructions online and I followed them when setting it up using wpa_supplicant. The ...
10
votes
4answers
14k views

How do I configure wpa_supplicant with default iPhone SSID?

Newer iPhones will broadcast an SSID in hotspot mode as such: My Name\342\\\200\\\231\\s iPhone I observed this SSID in the GUI. When I grab the SSID via the command line: $ sudo iwlist wlan0 scan ...
2
votes
3answers
57k views

WIFI USB adapter not detected

I'm using a WIFI USB adapter : TP-Link TL-WN725N Nano Adaptateur USB wireless N 150 Mbps. I plug it to my raspberry and configured it in /etc/network/interfaces . I added this : allow-hotplug wlan0 ...
8
votes
4answers
39k views

RPI zero W as both Wifi client and access point

Everything points to that the Raspberry Pi Zero W can be access point and connect to wifi at the same time. According to this article, with the command iw list describes: valid interface ...
9
votes
4answers
22k views

Does the BCM43438 WiFi chip in Raspberry Pi 3 support power management setting?

I'm trying to disable the wireless power save on my RPI3, but can't do it: $ sudo iwconfig wlan0 power off Error for wireless request "Set Power Management" (8B2C): SET failed on device wlan0 ; ...
4
votes
3answers
9k views

WiFi AccessPoint bridged to LAN transparently

I have a PI with WiFi dongle and I would like to make my PI additional WiFi Access Point. I’ve already had WiFi AccessPoint, but there are some places in my house where signal is very poor. ...
11
votes
2answers
2k views

Can the Pi 3's internal Wi-Fi chip act as an Access Point?

From what I can find, the internal Wi-Fi chip on the pi 3 is a custom Broadcom BCM43438. Is it capable of operating in AP mode?
7
votes
1answer
26k views

How to set up WiFi with Raspbian “wheezy”

I have been trying to setup up WiFi with my Raspberry Pi Model A (meaning I don't have a internet connection currently), running Raspbian 2013. I have tried several things to setup my WiFi but none of ...