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
988 views

RTLWIFI drivers without a custom kernel?

According to multiple sources, the only way to get a USB wifi based on the RTL8192CU chipset into monitor mode is to use the RTLWIFI driver, instead of the stripped down driver that ships in raspbian. ...
4
votes
1answer
2k views

Routing ethernet connection over WiFi [duplicate]

I have a situation which requires routing the connection from wlan0 to eth0 over the same network. The reason behind this, is that I would want to be able to connect to a device connected to the RPi ...
4
votes
3answers
8k 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. ...
8
votes
4answers
10k views

How to have wifi connected raspberry pi control an arduino?

I have an arduino uno that needs to respond to an iOS application with the internet being the medium. My initial plan was to use a wifi shield for the arduino, but since I can't get one at this time, ...
0
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2answers
8k views

WPA_GUI can't load wpa_supplicant, sudo ifup wlan0 -> Ignoring unknown interface wlan0=wlan0

New to raspberry pi, no idea how to troubleshoot this problem. Could it be a hardware problem? http://pastebin.com/LFpcBZVB /etc/network/interfaces auto lo iface lo inet loopback iface eth0 ...
0
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1answer
691 views

Raspberry Pi Internet Bandwidth with WiFi dongle?

Is there a command line utility I can use to quantify my up/down speeds? What is typically the bottleneck? The processor? The little USB dongle? I'm using this WiFi dongle: https://www.adafruit....
37
votes
1answer
79k views

“connect: Network is unreachable” on a working (connected) wlan0 interface

I finally managed to make wlan0 (an Edimax EW-7811Un USB WiFi dongle) connect to my router, but after an apt-get update I discovered that the Raspberry can't see outside the local network. My ...
1
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1answer
654 views

RPi as wifi hotspot problem

I need to connect my android mobile phone to my RPi through wifi so i did some search online and found this tried both the automatic way and the manual one provided in the link, and the RPi started to ...
46
votes
7answers
387k views

Solving “RTNETLINK answers: File exists” when running ifup

I had this problem when I got my new Wi-Fi dongle and have seen a few people with the same issue. Basically when I have one interface configured and want to swap to the other one, it throws up this ...
10
votes
5answers
15k views

Cannot SSH to Raspberry Pi via WiFi only

I am having trouble connecting to my Raspberry Pi over SSH when it is connected through WiFi. When the RasPi is connected through Ethernet everything works fine. However, when it is connected through ...
1
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1answer
580 views

ifup wlan0 once an hour using cron?

What will happen if i do a ifup wlan0 using cron once every hour? Will it cause problems if the wifi is already up?
1
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3answers
711 views

Not able to connect my netgear WNA1100 wifi adapter to my raspberry pi

I am trying to connect to internet using my Netgear WNA1100 dongle but when I connect my dongle my Ethernet goes off and the Raspberry Pi does not connect to the internet. I have tried making both ...
1
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2answers
1k views

Raspbian - With Wifi Dongle connected with internet, but no ssh

I have a strange problem. The szenario is the following: I have two Wifi dongle1 and dongle2. One is used to connect with the internet, and the other shell be used as AP. When I only had dongle1 ...
30
votes
2answers
63k 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 ...
2
votes
1answer
1k views

Wi-Pi High Latency

Model B, Raspbian, Wi-Pi vs Macbook Pro Setup Both devices are sitting right next to eachother Connected to the same router. traceroute is the same for both Even typing on the Pi via SSH feels ...
0
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1answer
1k views

Install TL-WN725N in Raspbian [duplicate]

Im new user of python, raspbian and raspberry pi. I would like to install new wifi adapter into my raspberry. But unfortunately, I not really understand and there's no proper instruction to install ...
0
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1answer
1k views

Problem trying to compile Logilink WL0084B drivers

I'm trying to setup my raspberry pi to be a multimedia center, using raspbmc. I've installed the OS to the card and configured it on the first boot. Currently I'm accessing it through wired ...
0
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3answers
536 views

Is it a feasible idea to use a Raspberry Pi as a wireless router?

I was thinking of using a Raspberry Pi as a substitute for my wireless router that is coming to the end of its lifespan. The wireless adapter would be a dual band usb 2.0 adapter supporting up to 802....
4
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1answer
1k views

WiFi not working in new user account (WiFi works under default Pi account)

I have created a new user account as I dont want to use the default Pi account. Now under my new user account, the WiFi dongle isnt detected (in wpa_gui program the Adapter and Network dropdown lists ...
0
votes
1answer
390 views

Controlling the Pi by an Android phone through a webpage

I want to control my raspberry pi from my android phone using a webpage that I will create myself, the idea is that I'll write a program both for my phone and for my raspberry pi. Then Pi will then be ...
1
vote
2answers
3k views

Packet sniffing with channel hopping using scapy

I have set up scapy on linux (raspian on RPI) for sniffing WiFi packets using WiFi adapter (b/g) in monitor mode. I am not sure if scapy by default hops on all the channels of the b/g protocol, or ...
0
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1answer
266 views

Pre-config Raspbian on Model A for WiFi [duplicate]

Still trying to parse this: https://raspberrypi.stackexchange.com/questions/10251/prepare-sd-card-for-wifi-on-headless-pi I have Mac laptops (older 2008 Macbook and MBA 2011) that I'm trying to use ...
0
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2answers
858 views

WiFi USB adapter for monitoring on the cheap [closed]

I want to buy a WiFi USB adapter which would allow me to monitor the packets using tshark, and it should preferably be cheap. I'd also want to know if there are cheap WiFi USB adapter with antenna ...
2
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3answers
4k views

Configuring Rpi as a Privoxy-protected Access Point

I am trying to configure my Rpi as a privoxy protected access point for all devices connected to it. I was successful in configuring the Rpi as a wifi access point and I successfully installed and ran ...
3
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2answers
39k views

How do I send data from the Raspberry Pi to the PC

My project is to use the Raspberry Pi to send data taken from the "micromouse" to the PC. The micromouse will run in the maze, and then data will be sent to the Raspberry Pi most likely through the ...
6
votes
3answers
10k views

Set up Edimax EW-7811UN WiFi dongle?

I have an Edimax EW-7811UN WiFi dongle and I want to use it to connect to my WiFi on Arch Linux 3.10.18-1-ARCH+ (taken from the login prompt, not sure if that's correct. I'm new to Arch). I went with ...
2
votes
1answer
2k views

Communication with Android over WiFi

I'm aiming to connect to a Raspberry Pi from my Android phone over WiFi (WiFi direct isn't supported in my phone). I just need to forward character based commands to an Arduino board and maybe send a ...
4
votes
2answers
10k views

The D-Link DWA-131 Wi-Fi adapter is not working on Raspberry Pi

I succeeded in doing remote access using SSH (through an Ethernet cable), but I am not able to connect the Raspberry Pi to Wi-Fi. I bought the D-Link DWA-131 USB dongle as it was stated to work out of ...
1
vote
2answers
480 views

using both internal eth and a usb wifi dongle

I use my Pi in a headless setup , mainly using ssh. When plugged the usb wifi dongle , the have recognized it (how btw?) and wicd-curses enumerated all visible networks. however, when I choose a ...
1
vote
2answers
228 views

Trouble connecting to wireless network two rooms away

Recently I set up Raspbmc on my Pi, everything works fine so far – even WIFI if I'm next to the router (Apple Time Capsule). Here's the problem: As soon as I plug it in my TV on the second floor it ...
4
votes
3answers
27k views

Can't figure how to identify WiFi adapter

I've got a Cisco Linksys wireless module AE1200 and I need to connect it to my new Raspberry Pi in order to connect wirelessly. When I type the lsusb command it appears but the flashing led is never ...
1
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0answers
147 views

Communication between Raspberry Pi over Wifi [duplicate]

I want to interface some sensors with my raspberry pi via GPIO UART serial communication and then transmit the data to another raspberry pi via wifi. I am not a pro. Any good tutotial or technique?
1
vote
0answers
324 views

Connecting to a wireless network when you need to accept terms and conditions first

I just got my raspberry pi, and I successfully connected to my wireless home network. I am now traveling, and I need to connect to a wireless network, except it requires me to accept terms and ...
0
votes
1answer
837 views

Is an 'On Networks' N300MA Wifi Adapter compatible?

Does anyone know whether it is possible to use an 'On Networks' N300MA (N300MA-199WWS) wifi adapter with a Raspberry Pi - model B? http://www.currys.co.uk/gbuk/computing-accessories/networking/...
1
vote
1answer
649 views

Wifi Adapter with Antenna with Raspberry Pi

I am working on a robot remote controlled over a wifi connection. I need a decent wifi adapter with better reception. Can I use the -Edimax Wireless nLITE 3dBi High Gain USB Adapter EW-7711UAn with ...
1
vote
0answers
443 views

Using the WiFi on Raspberry from Windows Embedded XP

this topic is totally out of my comfort zone. I have ordered some Raspberry PI books to help me bring me up to speed but I would like to ask whether it is possible to connect Windows Embedded XP to ...
2
votes
2answers
11k views

Unable to setup WiFi on Arch Linux and Realtek rtl8192cu

I'm trying to follow Wireless Setup - ArchWiki to set up my WiFi, yet running into some issues: [root@alarmpi ~]# dmesg | grep -i rtl8192cu [ 7.697779] usbcore: registered new interface driver ...
16
votes
4answers
59k 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 ...
3
votes
1answer
296 views

Wi-Fi robot with Raspberry Pi

I am planning to make a Wi-Fi controlled robot with 4 motors (for driving) and 6 servos. The robot will also be have around 4 sensors. Simultaneously, the robot will be streaming live video to a ...
1
vote
3answers
9k views

Setting up Raspbian and WiFi on a private network

I just got raspbian installed on my SD card and am trying to get my Pi on my network. It's protected with WPA2 Personal. I opened up the gui network connect and added a new network with the proper ...
5
votes
3answers
22k views

wpa-roam can only be used with the manual inet method

I'm trying to setup my new Wifi dongle I've bought from ModMyPi. Its working for DHCP but when I try to make it a static IP, I get this error when restarting it: wpa-roam can only be used with the ...
0
votes
2answers
237 views

HTTP header for raspbian

I was looking for a HTTP header (preferably written in C) for my WiFi application to control a device. I am using a miniature USB WiFi module to connected to Raspberry Pi model B running Raspbian ...
1
vote
1answer
2k views

Can't get Raspberry Pi IP address from ADSL router connected to Ubiquiti NanoStation

I got my Raspberry Pi today. I formatted an SD card and installed Raspbian on it. I want to use the Raspberry Pi for downloading torrent files. I get into the Raspberry Pi with SSH with my MacBook. I ...
38
votes
7answers
104k views

Using Pi to stream all audio output from my pc to my stereo

My problem is quite simple but I have been unable to find a satisfying solution. Basically, I want my Raspberry Pi to be connected to my stereo and then play any audio output from my computer via ...
3
votes
1answer
2k views

Can't connect PI with WIFI Dongle by configuring the PI in two different ways

I used the Edimax wifi dongle on the Raspberry Pi, by using the sudo iwlist wlan0 scan, I can get a list of wireless networks, and I found my wireless network information, such as Protocol: IEEE 802....
1
vote
0answers
755 views

Raspberry Pi Static IP setup for wlan0 not working

I am trying to create a static ip for my wlan0 connection. Here is my modified /etc/network/interfaces file auto lo iface lo inet loopback iface eth0 inet dhcp allow-hotplug wlan0 iface wlan0 inet ...
121
votes
4answers
233k views

How to setup multiple WiFi networks?

I go back and forth from home to school with my Pi. I just got the WiFi working last night at home using wpa.conf instead of wpa_supplicant.conf as the book I was using had the walk thru for that ...
1
vote
2answers
8k views

Exchanging Data and Instructions Between Two Raspberry Pi Via Wifi

I have an assignment where I must get two raspberry pis communicating with each other wirelessly. I know that it would be easier to use an Ethernet cable, but I think that it would be more convenient ...
1
vote
0answers
716 views

Wifi - No Adaptors listed in WPA-GUI - Raspbian

I have an ALFA AWUS036NH WiFi device with the RT3070 chipset and there is no adapter listed in the WPA-GUI. lsusb does show the device. If I use a different WiFi device with the RT5370 chipset, ...
8
votes
5answers
34k views

Raspberry Pi wifi wlan0

So I got 2 raspberrys and both are running raspbian. So my wifi adapter is TP-LINK WN725N. I configured my wifi like this: auto lo iface lo inet loopback iface eth0 inet dhcp allow-hotplug ...