wifi

Android - How to scan Access Points and select strongest signal?

I am currently trying to write a class in Android that will Scan for access points, calculate which access point has the best signal and then connect to that access point. So the application will be able to scan on the move and attach to new access points on the go. I have the scanning and calculation of the best signal working. But w...

How do I tell if a bonjour service is wi fi or bluetooth?

I am building an app that sends information between two iPhones. The app is working great but the one problem I am having is that I have no way of telling whether bonjour is choosing wi-fi or bluetooth to make the connection. I would like to allow the user to be able to choose which they prefer. Also, is there way to programmatically ...

Why android app does not recognize GPRS, WiFi upon changing data connection

If i turn off WiFi, i’m not able to open the app ( this is with no data connection, even without data connection it should display cached items ) If i tun off WiFi and turn on GPRS the app cannot recognize this and gives the error page no Wifi/GPRS connection. if i restart the phone with GPRS on the app works fine till i change data co...

Airmon-ng problem

When, I run the airmon-ng command, I do not get any wireless extension for my wireless network card like wlan0.What could be the problem?My wireless card is Atheros hence it is supported. Any help pliiiiiiz. ...

Blackberry wifi connection issue

Hi all, I have a very strange issue with my blackberry application. My application first searches for a blackberry network ( ;interface=wifi , ;deviceside=true , ;deviceside=false" + ";ConnectionUID="+ myRecord.getUid() ) transport and after finding one, it uses it to connect the server application. The issue is that some of my...

Does Wifi have any form of forward error correction?

I have what I suspect is a malfunctioning wireless access point, the symptom of which is that OS X occasionally says 'your connection may be compromised' and disconnects for a minute. As far as I can see by looking at dmesg lines which say AirPort: Message Integrity Failure detected (G) this indicates that some decrypted packet has ...

Looking for Reachability (2.0) Use Case Validation

There is so much info out there on using Apple's Reachability example, and so much is conflicting. I'm trying to find out of I'm using it (Reachability 2.0) correctly below. My App use case is this: If an internet connection is available through any means (wifi, LAN, Edge, 3G, etc.) a UIButton ("See More") is visible on various views. If...

Android - Get Notified when a new access point is added?

I was wondering is it possible to get a notification of when a new configured network is added to the WifiManager in Android? I know you can get the current list of configured networks getConfiguredNetworks But is it possible to get notification of when a new one is added? I dont see anything in the WifiManager that would be helpful....

NSURLConnection on simulator and iphone performance issues

I'm experiencing a weird problem and i wonder if anybody else has noticed this: I'm using NSURLConnection as it appears in apple's examples to get xml files from a certain server - pretty straight forward. And most of time it works, but sometimes it's just stuck after initialing and don't get into connection's delegate methods. I'm worki...

tryin' to enumerate all available Wifi network with J2SE

Hi, I'd like to find out a way to enumerate all available wifi networks using Java 6.0 and any third-party API. Unfortunately, I'm not able to find a solution to this problem, all I got is a library that I can't use because I don't have any example. I'll be very pleased if someone could help me. The target platform is Win XP/7. Edit...

How to associate Wi-Fi beacon info with a virtual "location"?

We have a piece of embedded hardware that will sense 802.11 beacons, and we're using this to make a map of currently visible bssid -> signalStrength. Given this map, we would like to make a determination: Is this likely to be a location I have been to before? If so, what is its ID? If not, I should remember this location: generate a ...

how to calculate power consumption on an Android mobile that uses wifi?

Hello, I have implemented a routing protocol on an Android 1.6 mobile that uses wireless (ad-hoc) network in order to exchange messages. Now I would like to evaluate it under an energy consumption point of view, the base would be to try to calculate the energy wasted to transmit a single packet, do anybody has any idea how to do that? So...

how to access locally deployed webapp on ipodtouch ?

Hi, I have a wifi network at home with a couple of laptops. I am running a Tapestry webapp on my machine. I can access this webapp from the other laptop if I use the IP address of my machine (I mean enter something like : http://192.168.1.53:8080/webapp/index.html). However, when I try to do so in Safari on my iPodTouch, it fails. Cou...

Is it verified that iPad cannot create ad hoc wifi networks?

Has anyone been able to verify that the iPad cannot create an ad hoc network? It has different radio hardware (the fact that it does 802.11n demonstrates this) than the iPhones, which I thought was the reason that the iPhones could not create WiFi networks. I know this was sort of answered elsewhere, but I wanted it to get proper att...

Check WiFi and GPS isConnected or Not in Android?

I would need to check the wifi is on or off in the phone at the runtime? if it is not connected, i want to show dialog and goto directly Setting/Wireless Controls to enable it by user. its for both wifi and Gps staus of the phone. How to do it? which intent to wake for this? Any idea? ...

Android Scan for Wifi networks

Hello, I'm trying to scan for wireless networks and found this helpful source on the net. Unfortunately it's not working and I have no idea why. My problem is that I can't wait 10 minutes for the result - I need them within a few seconds and thought about setting the boolean variable waiting on false as soon as I get a result.... well, i...

Run command when connected to a specific wireless network

In my university there's a certain wlan network open for the students and employees. To use it, however, one must first log in via a website using your own username and password. This can also be done by submitting a http request with the right POST-data to the same website. I already have a shell script that does this but I'm still curi...

Scan for available WiFi networks on Blackberry

Is there any RIM API available which will help to get the list of available network service or only Wi-Fi networks for a device and set selected network access point for any network communications? Is it possible for my app to disable the Mobile networks like GPRS, WAP, etc? Example: When the application is started it should scan for ...

Cheap Wifi enabled Android or other programmable device

Does anyone know of a cheap Android or programmable device that has wifi? I need it for a project for a company that needs a wifi handheld device for the shop floor. Im not too fussed about the language the device uses though Im not really interested in the iTouch as theres no intention to release the app in the app store and I don`t ...

Restrict iPhone app to Wifi

Is it possible to restrict an iPhone app to only work if there's a Wifi connection (not 3G)? ...