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
271 views

How do we connect many microcontrollers together? [closed]

My group project consists of several parts. We are building a hexapod robot that detects landmines and we program live streaming on it. For the live streaming the Raspberry Pi is used and for the ...
1
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1answer
146 views

Extension board for network router building

I am looking to build my own network router (with hardware assembly not hardware design...) and I want to know if I can find some extension card for the raspberry pi dedicated to networking. The idea ...
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3answers
2k views

Comfast Wifi Adapter WU810n - Raspbian

Hi I bought this Comfast Wifi Adapter WU810n and came to know that it's not supported by raspbian directly. So I did follow http://www.raspberrypi.org/forums/viewtopic.php?f=28&t=62371 and get it ...
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0answers
27 views

Does RPi 2 like android USB wifi tethering? [duplicate]

After connecting my Xperia Z1 with 4.4.3 Android the red and green Pi diode disappearing (or maybe lighting very low ?). Pi works well, see that the phone is connected but the wifi tethering by USB ...
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4answers
4k views

How to safely do a headless Raspbian install with WiFi only network

Is there a safe way to do a headless install of Raspbian with a WiFi-only network? I have a laptop with an SD slot to preconfigure the SD card as necessary. By "safe" I mean that at no point do I ...
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2answers
2k views

DWA-171 using 8812au.ko does not seem to work on Linux kernel version 3.18.8+

I have already tried the procedure described in (Drivers for dwa-171 wifi usb dongle) on several RPi's without success. Each attempt fails at the end of the process with "ERROR: could not insert '...
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3answers
1k views

Cannot ssh via ethernet, but can via wifi

I am having the exact reverse of the problem described here:Cannot SSH to Raspberry Pi via WiFi only I am able to ssh into the raspberry pi via wifi but not via ethernet. The error message returned ...
3
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1answer
216 views

my usb wifi dongle only turns on when pi is also connected via ethernet

(Using ubuntu 14 on a laptop) I followed this guide to set up my wifi by sshing into the pi via ethernet. I checked my routers networks settings and it showed two ip addresses from the pi, and I could ...
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3answers
4k views

How can I modify interfaces file of Snappy Ubuntu on raspberry pi 2?

I know how to modify interfaces file to enable raspberry pi work under WIFI. But for raspberry pi 2, installed of snappy ubuntu, the file is on a read-only file system and I cannot modify it. Like ...
3
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2answers
2k views

Can I connect 2 pi's together via Ethernet cable?

I have two rpi's both of which have a wifi dongle. I can vnc into rpi but if I connect the two rpi's via Ethernet cable, vnc fails. Is there a way to hook the two rpi together via ethernet ports and ...
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2answers
940 views

Raspberry Pi static IP address Ethernet timeout

I have set up the Raspberry Pi to work fine with Raspbian on Wi-Fi, etc., but when I would try to connect after a reset the IP address would change. Then I spent all this time changing the ...
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3answers
1k views

Internet and Remote Acess via Wi-Fi & Ethernet Cable

I'm doing a project where Raspberry pi works headless and accesses Internet via wifi. I want to remotely access the rpi desktop from my laptop for programming. I'm not sure if it is possible using ...
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2answers
6k views

How do I discover and control what channel my WiFi adaptor is running on?

I'm using an Edimax EW-7811Un 802.11b/g/n WiFi adaptor on my RPi model B. It works well. I am doing some coexistence testing that requires me to run the WiFi in the 802.11b/g 2.4GHz band rather than ...
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3answers
221 views

Dropout Wi-Fi USB dongle

My Raspberry Pi B+ is connected to my network Wi-Fi through a Belkin F5D7050 USB dongle. The connection works perfectly for about 10 minutes or more, but after this time period my Raspberry Pi becomes ...
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1answer
499 views

Poor wifi performance after upgrading XBian with TP-LINK TL-WN823N (rtl8192cu)

I'm on a RPi B+, with an USB Wifi adapter, TP-LINK TL-WN823N, wich uses a rtl8192cu chipset, and is a N adapter. I have also a TP-LINK N router. I was using XBian 1.0RC3, and I recently upgraded; ...
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7answers
26k 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 ...
8
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1answer
13k views

Wifi Dongle not appearing in lsusb

I have recently purchased a Model 2 Pi and a TP-Link WN725N wireless USB device. According to what I have read, since it is a V2 WN725N device, I need to download and install the Realtek 8188eu driver....
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4answers
2k views

TL-WN725N v2 WiFi adapter not working on Raspberry Pi Arch Linux

I have a TL-WN725N v2 WiFi adapter and I can't get it working on Raspberry Pi running Arch Linux. Linux kernel version is 3.18.5-1-ARCH #1. Some time ago, to make this adapter working, it was ...
13
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2answers
15k views

Is there a 802.11ac dongle with drivers ready for the raspberry pi?

I understand the USB2 bus will limit the speed gain from the 802.11ac network interface. I still would rather buy a 802.11ac usb dongle as its primary use will not be with the raspberry pi. Is there ...
5
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2answers
5k views

Edimax EW-7811Un Frequently Drops SSH Connection

I have an Edimax EW-7811Un plugged into my RPi's USB port. Frequently, when connected to the internet through the Edimax, my SSH connection drops or is very sluggish. I don't think I've had a ...
3
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7answers
13k views

SSH host unreachable on PI

Both my laptop and my raspberry pi b+ are connected to a wifi router in the house (to which I do not have direct access). I ran ifconfig to find the pi's ip and tried to ping the pi from my laptop, ...
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1answer
1k views

WLAN Access Point (bridge) freeze at “nl80211: Set beacon”

I recently tried to setp up a WiFi Hotspot with my RaspberryPi with hostapd as wifi to eth0 bridge. When i try to debug hostapd hostapd -d /etc/hostapdhostapd.confi get the following messages: ...
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2answers
3k views

Using Ralink RT5370 on Raspbian is causing hangs and kernel panics

I'm trying to get my fresh Raspbian installation to work with my Ralink RT5370 wireless adapter. The adapter itself seems fine - I tried it on a Windows machine to be sure it wasn't faulty hardware. ...
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4answers
19k views

Issue with MT7601U usb dongle wifi driver

I bought a usb wifi dongle for my Raspberry Pi B+ and I can't install it on my RPi with 3.18.3+ kernel (OS: raspbian). Here are the steps that I follow with no success: lsusb give me this output: ...
1
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1answer
320 views

Keyboard and Wi-Fi dongle don't work after updating kernel

I have installed Raspbian on my Paspberry Pi and was experimenting with developing for it. I have followed this tutorial and cloned the kernel on an Ubuntu VM to cross compile it with raspberry tools. ...
4
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4answers
6k views

Headless wifi configuration ( AP mode )

I'm looking for a solution for configuring wifi in headless mode, the same way as IoT devices : when not known wifi in range, toggle to AP mode with a predefined SSID, run a small web-server to list ...
0
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1answer
499 views

Raspberry Pi as a link between a scanner and cloud storage

I've never had a Raspberry Pi in my hands. I'm just looking for a device to perform a specific single task and I wonder if Raspberry Pi could be my solution. My situation is this: I've got a portable ...
4
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2answers
19k views

Connecting Raspberry Pi (running Raspbian) to open WiFi using only the command line

How do I connect my Raspberry Pi running Raspbian to an open wireless network using a USB wireless network adapter using the command line only? The name of my wireless network is called "WildRouter," ...
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2answers
648 views

Wifi troubles on RPi A+

So I just got the A+ and had a wifi dongle laying around here. It's the official wifi dongle from ThePiHut. I tried editing my /etc/network/interfaces and /etc/wpa_supplicant/wpa_supplicant.conf as ...
1
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1answer
94 views

Connecting to Pi via SSH over WiFi - Does WiFi shutoff after no useage?

When I plug my Pi in and boot up, I am able to connect over the air with SSH at 192.168.1.100 (static IP address set in /etc/network/interfaces). However if I boot up my Pi and leave it for 1-2 hours ...
3
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3answers
3k views

Wifi stops working just after unplugging rj45 cable

I connect to the same network via two interfaces- wifi USB dongle(wlan0) and a standard rj45 cable(eth0). Everything works fine prior to disconnecting the cable; after this, the wifi goes down too and ...
1
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0answers
417 views

Raspberry Pi Wifi hotspot without DNS resolution

Have set up a wireless hotspot using hostapd and a Realtek dongle. The hotspot is created fine, devices can connect, however all DNS resolution by clients fails. I believe this is due to the network ...
1
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2answers
400 views

Edimax 8192cu wifi dongle can't connect to hidden network

I've tried many ways to connect to a Hidden WiFi network from a raspberry pi but none of them seem to work. My raspberry pi is able to detect that there is a network but it cannot map it to it. I ran ...
2
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2answers
125 views

wireless was working but now the adapter isn't even recognised

as the title says I had my pi working but can't even get it to recognise the adapter now (same adapter). I originally set it up with the GUI, but since it no longer had the adapter in the list I ...
0
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1answer
113 views

Connecting accessory for Arduino with RPi B+

I would like to know if there is any possibility to connect accessory for Arduino with RPi. Exactly, I have Arduino WiFi Shield (http://arduino.cc/en/Main/ArduinoWiFiShield) and Raspberry Pi B+. I ...
5
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6answers
4k views

USB wifi won't connect after reboot

I have two USB wifi adapters plugged into a powered hub. When I reboot, one of them (wlan1) does not show. In order to get it to show I have to unplug it and reinsert it. Then wlan1 shows on a ...
2
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1answer
826 views

USB Wifi adopter Comfast CF-WU715

I would like to buy comfast CF-WU715 wifi adopter,In the description of this product they have mentioned that this is supported Win and linux. So can i use this with raspberry pi b+? description here
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2answers
111 views

How do you hook up wifi to it? I keep trying and it will not work

When ever I try it works until I get to the web browser. I have tried 4 times and it did not work. I have a B+ model. I have tried a linksys adapter. Could someone please help me!
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2answers
8k views

Drivers for dwa-171 wifi usb dongle

I'm having trouble to compile and use drivers for dwa-171 wifi usb. I have tried a lot of things but currently i'm unable to load module. Recap of what i have done so far: Getting kernel sources: ...
0
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1answer
744 views

installing wifi adapter driver in raspberry pi

how to install the drivers for usb adapter in raspberry pi (i am using raspbian wheezy) i am using usb wireless 802.II n wifi adapter. i tried the lsusb command but i am not able to get the device id ...
0
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1answer
403 views

Problems connecting XBMC v13.2 (GOTHAM) to wireless network

I have a USB 2.0 802.11N wireless adapter from ThePiHut and I am using it in a 2011 Raspberry Pi which is connected to my router via Ethernet. When I go into the OpenELEC settings then into networks ...
1
vote
1answer
3k views

Can't make two network interfaces at once work properly

I'm having some trouble with my pi. I'm using ssh connection only - through cable but I bought WiFi USB adapter so I can also connect my pi from my tablet. Unfortunately when I reconfigured interfaces(...
1
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2answers
5k views

Confast WIfi Adapter WU810n for raspberry pi B+

I have been trying to give my raspberry pi b+ running raspbian some wifi connectivity. So I bought this Comfast Wifi adapter WU810n chipset http://www.amazon.in/Comfast-CF-WU810N-V2-0-802-11b-Wireless/...
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2answers
3k views

Problem configuring WiFi

I´ve been trying to connect my raspberry pi to my laptop by creating an AD-HOC WiFi connection between them but it doesn´t work. Could anybody please help me out. Here is some information about the ...
1
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2answers
2k views

Get Data from Pi without Network

When we go on vacation, I want to take a laptop and a Raspberry Pi with me to monitor the outside temperature. I have a constant power supply, however there isn't a network or internet connection. ...
5
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2answers
7k views

How to connect to a headless Raspberry Pi A+?

I just got my A+. It does not have an Ethernet port. I'm having trouble getting a network connection so I could to ssh into it. Here is what I did so far: Inserted the pre-installed NOOBS SD card ...
6
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3answers
4k views

Using Raspberry Pi as a Tunnelbear sharing device

I have a Model B which is hooked up to my network via ethernet. It also has a wireless USB dongle plugged into it which is currently not in use. I have Tunnelbear's unlimited VPN (grizzly) and ...
2
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2answers
346 views

Headless RaspberryPi Network Login [Proxy]

I am connecting my RaspberryPi to my school's WiFi network which is fine for local operations like SSH, but the school has a web login to associate the IP with a user account which grants internet ...
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2answers
303 views

how can i connect to internet via usb dodge of a wireless keyboard?

As we know RPi A+ has only on usb slot. and to connect all these (keyboard, mouse, wifi adapter) devices i will need a USB hub, by default most people needs wifi and keyboard at least. so the ...
0
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0answers
492 views

RetroPi on B+ - Slowness, music glitches when WiFi connected

I have a B+ with retropie 2.3 installed. I've sucessfuly connected a TP-Link TL-WN722N WiFi dongle. It seems that most roms run slower and have music glitches when dongle is connected. When I ...