WiFi is a networking technology permitting the exchange of information through wireless (radio) connections.

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1answer
193 views

How to setup wireless AP with two wifi cards and ethernet as WAN on debian?

I'm trying to build wireless AP with 2 Atheros cards (AR5413 / AR5414 both), and one ethernet card to act as WAN. I am also having doubts if I should use ath5k or madwifi drivers. I've tried both ...
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2answers
28 views

WLAN: get info about AP

I am troubleshooting WLAN connections from my laptop. I have several possible WLANs to connect to. When connection is established, I am unable to see to which AP I am connected. In my ...
3
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1answer
116 views

wpa_supplicant: connect to WLAN in the background (during boot)

I am using manual configuration to connect to my WLAN. In my wpa_supplicant.conf, I have something like this: network={ ssid="mywifi" key_management=WPA-EAP ... } and then, in my ...
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0answers
302 views

NetworkManager (applet) - After click on network no window or error

I have a problem with NetworkManger, or to be specific with the nm-applet. When I choose the WiFi network I want to connect to nothing happens. The terminal window I opened nm-applet shows some ...
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0answers
47 views

Unable to set wifi frequency/channel on Raspbian

Hey I'm trying to configure my Raspberry Pi to connect to my router on channel 8 (2.447G). The WiFi network adapter I have for my Pi seems to be stuck on channel 1. iwlist scan only lists the one ap ...
2
votes
1answer
174 views

Adding wlan0 to xenbr0

I'm setting up xen on debian to do some testing and having problems with the bridge. I would like to use wlan0 as the bridge, but can't seem to get this working. Currently I have tried this: # This ...
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0answers
44 views

extending wifi scan list to 2.3GHz and 10MHz width

How to extend wifi frequency scan list to be able to connect 2.3GHz or 2.5GHz access points? And how to set channel width to 10MHz? Arch Linux. Broadcom and Atheros drivers.
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0answers
182 views

Rogue AP channel hopping problem

I am able to set AP but despite explicitly setting channel for monitor interface and AP, AP frequency changes regularly. My setup: OS: Kali Linux 1.0 (booted from a USB stick) External network ...
5
votes
2answers
361 views

escape characters in /etc/network/interfaces

I want to be sure that whatever string I pass into the line wpa-ssid "abc" in /etc/network/interfaces won't be used to break out of the configuration. All I can find in the manual is that \ can be ...
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0answers
74 views

Debian: Network connection dropping randomly

I am having an issue with my network connection dropping after a while, sometimes an hour if I'm lucky two. I can regain the connection by running: sudo ifdown wlan0 sudo ifup --force wlan0 when I ...
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0answers
42 views

x120e wifi broadcom BCM43224 “unmanaged”

I have a Thinkpad x120e with a BCM43224, Debian (Gnome) reports it as "unmanaged", and won't let me set it up. It worked once, during the install, after an apt-get install broadcom-sta-dkms. Never ...
2
votes
1answer
421 views

How to enable Broadcom wireless BCM 4313 on OpenBSD?

Is there any hack/tip/trick to make this specific Broadcom Wireless work with OpenBSD? After digging some FreeBSD-wireless threads and OpenBSD-tech/OpenBSD-misc, I noticed that adding the PCI vendor ...
2
votes
1answer
781 views

Why does linux-based laptops have weak wifi signal in comparison to windows-based laptop?

I have faced this problem many times. First, I thought it has something to do with laptop model and brand but later I came to know that same hardware with different OS was having different results. ...
1
vote
1answer
93 views

my wifi Wireless-N 2230 can't connect occassionally

My wifi Wireless-N 2230 has quite often connection problems. My system is Fedora 18. Below are some logs from /var/log/messages. I can see that it changes "World regulatory domain" from PL to CZ and ...
2
votes
2answers
85 views

Testing which modules are unloaded with modprobe

I'm currently searching for the right driver for my Broadcom BCM4313 network/wifi device. At first no network was recognized at all, now I managed to connect, but the connection is really slow. I ...
2
votes
1answer
488 views

Debian: Unable to activate wifi on HP Pavilion Dm1-4055sg (with Broadcom BCM4313)

I just installed Debian Wheezy stable. I am now facing the problem, that I am not able to activate the WiFi. I use a HP-Pavilion DM1 notebook with a button (F12 and wlan button) to activate the WiFi. ...
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0answers
46 views

Is it possible to change the clock frequency of Wifi chip?

Is it possible under Linux to change the frequency of Wifi chips e.g. using Intel driver iwlwifi like we do for CPUs?
3
votes
1answer
224 views

How can I make sense of wpa_supplicant's different signal level outputs?

I'm using wpa_supplicant 2.0 on Linux x64 with a USB wifi adapter (rtl8192cu). When I do a scan from wpa_cli, I get wildly different numbers (alternating between positive and negative) even for the ...
2
votes
1answer
66 views

How do I accept all Networks with the same ssid with wicd?

We have a Mesh network here in my town, where every node creates the same client wlan with the SSID "kiel.freifunk.net". In wicd I can connect to those networks, but I have to choose which of them. ...
1
vote
1answer
761 views

Unable to get Wireless working during Arch Linux install

I'm following the Arch Linux install guide here: https://wiki.archlinux.org/index.php/Beginners%27_Guide I'm installing from a live disc. I've just used pacstrap to install the base system. I then ...
9
votes
4answers
235 views

Equivalent of iwlist to see who is around?

What is the equivalent to: iwlist wlan0 scan to see who (what computers and smartphones) are around me? Maybe putting the card into monitor mode before doing it.
2
votes
3answers
287 views

How to detect IP of given device in same network

I have a very typical situation in which I want to connect an (android) phone to a linux notebook in the same (wifi) network using ssh. The IP's are assigned by DHCP so I know only the one of the ...
2
votes
1answer
515 views

Compilation of my wifi driver (RTL8192CE) fails

I'm kind of desperately trying to make my wifi work on my newly-installed Debian Sid (amd64, kernel 3.10.11-1). The relevant line of the output of lspci is : 06:00.0 Network controller: Realtek ...
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0answers
39 views

Wi-Fi disconnects immediately?

I'm trying to connect to a WPA2 network. It works fine (I can connect to things) for about 10 seconds, then disconnects. When I try to connect again, it refuses to connect at all unless I've rebooted ...
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2answers
558 views

FATAL: Module p80211 not found. RTL8192CUS WLAN regression under antiX 13.1 (Debian Wheezy)

The problem concerns a driver support regression for the RTL8192CUS WLAN chip under antiX 13.1, a Debian Wheezy (stable) based distribution. The chip actually resides in a Edimax EW-7811Un 802.11n ...
0
votes
1answer
86 views

How to update Broadcom driver in Arch Linux?

I have been having issues with my broadcom wireless driver, and from what I have seen, most people online say I need to update the driver. How do I update the driver? Most tutorials use apt-get but ...
3
votes
1answer
1k views

b43 wireless driver error

I just installed Arch, and I noticed that my wifi range is very poor. I have to be about 10 feet away from the router for it to work. I also noticed that when I boot, I get this message: Support ...
3
votes
1answer
806 views

Connecting to wifi network through command line

I am trying to connect to my WEP network just using the command-line (Linux). I run: sudo iwconfig wlan0 mode Managed essid 'my_network' key 'xx:xx:... hex key, 26 digits' Then I try to obtain an ...
4
votes
2answers
528 views

How can I tell if my wifi dongle has access-point capabilities?

I have a Realtek 8191SU USB wifi dongle for use on my Raspberry Pi. I'm trying to set up a wifi access point using this tutorial. However, I'm running into a few errors, and I suspect it might be ...
3
votes
1answer
424 views

How to disable the 2.4Ghz band wireless adapter

For debugging purposes, is it possible to disable the 2.4Ghz for wireless connections on Linux (Linux Mint 13 LTS, Cinnamon). I.e. to enforce the network driver to establish connections using the 5Ghz ...
2
votes
2answers
539 views

“wpa supplicant: No network configuration found for current AP” - carl9170-driven wifi adapter glitching on Debian 7

I've got a Debian 7 machine with Linux3.2 kernel and a USB wifi adapter with Atheros chipset (D-Link DWA-16 Xtreme N Dual Band), which in theory should work. Indeed, I managed to establish a wifi ...
3
votes
3answers
1k views

How to bring up a wi-fi interface from a command line?

I can't figure out how to properly bring up the wi-fi card on my laptop. When I turn it on and issue $ sudo iwconfig wlan0 txpower auto $ sudo iwlist wlan0 scan wlan0 Interface doesn't support ...
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0answers
147 views

wireless drops after using it

Recently, I have installed Linux Mint 10 Julia. Everything worked from the beginning (even the external wifi dongle), but I discovered that the wifi connection gets lost after some time. To solve it, ...
1
vote
1answer
276 views

How to sign into an open Wireless Network?

I'm running Arch Linux on my netbook. My school have an open Access Point and we must sign into the network via a page which we are redirected to when we try to open whatever website if we are not ...
2
votes
1answer
2k views

Offline install wi-fi drivers on old PC using Linux Mint 15

I want to use wi-fi connection on my old notebook on which the Linux Mint 15 is installed, but I can't because it doesn't see any available installed drivers on it. I have searched many website and ...
4
votes
3answers
1k views

scp transfers slow down and stop over local network

I'll often transfer items to and from my laptop on my local network using scp. Often, it seems, I'll see the transfer rate start out right (2.0MB/s), then slowly diminish until the transfer completely ...
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0answers
190 views

wpa_supplicant connection issue: iw dev wlan1 link shows connection, but network unreachable

I've been testing a Wifi card in my machine and I can't seem to get it to connect to my home router. The card is a ralink rt37, I compiled the modules that I needed into the kernel and downloaded a ...
0
votes
1answer
577 views

setup ad-hoc wifi

I'm trying to create a ad-hoc wifi, after some readings here is what I did: I changed /etc/network/interfaces on computer A like this: auto lo iface lo inet loopback ## WIFI AD-HOC auto wlan0 iface ...
2
votes
0answers
316 views

Linux Mint Wifi

I'm running Linux Mint 15 Xfce on a Compaq Presario desktop from 2009. I can't seem to get the wifi working. Rather than ask a general question, here's a simple question: If $ iwlist wlan0 scanning ...
2
votes
2answers
293 views

Store password as hash in wpa_supplicant.conf? [duplicate]

This question is very much related to this one. I want to log into a user and password protected wifi which uses PEAP and maybe MS-CHAPv2. My wpa_supplicant.conf has to contain an entry like this: ...
0
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0answers
168 views

How do I debug strange wireless problem

I have a problem with my wireless connection, which drives me nuts. I have been testing with two different wireless usb adapters, one based on the ar9271- and the other rtl8192su-chipset, but they ...
2
votes
1answer
104 views

Where does Linux store logs of WiFi networks when searching? Does it at all?

For research I wanted to try and keep a log of all the networks that my laptop sees (not connects connects to, but just gets a response from when searching) over a period of time walking around. I was ...
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0answers
52 views

Wireless driver crashes when I'm too close to Access Point

This is the opposite of your usual WiFi problem: my signal strength is too high, now too low. Ever since I upgraded my access point to an Asus RT-AC66U, the WiFi driver for my Lenovo Y480 crashes ...
2
votes
2answers
555 views

wpa_passphrase must be 8..63 characters

I'd like to connect to wireless network via command line in Linux. When doing it I've stuck with this issue: $ wpa_passphrase NETWORK_SSID NETWORK_PASSWORD Passphrase must be 8..63 characters The ...
5
votes
1answer
2k views

Hotspot and Internet access together — why not?

If I try to set up an hotspot in GNOME, I get the following message: If you have a connection to the Internet other than wireless, you can use it to share your internet connection with others. ...
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vote
1answer
597 views

WiFi / WLAN: WPA2 authentication appears to be successful, but dhclient won't get a response

I'm trying to use a USB WiFi adapter to connect to a wireless router. I assume the adapter is brought to life with the correct driver, because # iwconfig gives some reasonable output: wlan0 IEEE ...
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0answers
216 views

Causes for duplicated wpa_supplicant processes

I am constantly getting the following error. Deleting /var/run/wpa_supplicant/wlan0 doesn't help. What causes this, and how do I prevent it? Thank you [root@desktop ~]# sudo wpa_supplicant -B ...
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vote
1answer
2k views

Slow wifi on Intel N 6235

I have extremely slow wifi connection on my linux mint. The network controller is Intel Corporation Centrino Advanced-N 6235 (rev 24). I found on the ubuntu wiki a fix: sudo rmmod iwlwifi && ...
0
votes
1answer
61 views

Problem with wifi in Ubuntu

I'm not able to see (or access) my WiFi in Ubuntu. tharcisyo@tssd:~$ iwlist scan eth0 Interface doesn't support scanning. lo Interface doesn't support scanning. wlan0 Failed to read ...
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3answers
491 views

Using multiple NICs for faster internet?

My laptop have a ethernet card and a wifi card. Ethernet line have maximum download rate at 1.5MiB/sec and wifi is over 1MiB/sec too, but it seem only have one NIC can working at a moment (if I turn ...