wlan

Connect to Wifi [without Internet] with a high priority?

由 99封情书 提交于 2019-12-06 10:06:40
问题 I have a problem. I develop a android app, which should also connect to a wifi [ without internet , just to controll a robot, webinterface: 10.10.0.1]. MY PROBLEM : If I connect to the robot wifi, Android prevents the connection and connect to my default home wlan. What can I change to connect to robot wifi without problems? My connection function: public static void connectToWifi(String ssid, String pass){ WifiManager myWifiManager = (WifiManager) getApplicationContext().getSystemService

Order of sending “Frame Control field”data of an 802.11 frame?

由 独自空忆成欢 提交于 2019-12-05 01:53:59
问题 Below is bit format for FC field for QoS Data: 00|01|0001 01000010 The first 2 bits represent version, the next 2 bits type, the next 4 bits subtype, with ToDS=0, FromDS=1,Protection bit=1. So, in what order is the above data sent through the interface on the air? (i.e left to right or right to left ) I see the wireshark catching the data as " 8842 "(in the last segment where it shows raw packet data). But, if I write the following code to print FC field data: struct mgmt_header_t { u_int16_t

Connect to Wifi [without Internet] with a high priority?

由 泪湿孤枕 提交于 2019-12-04 16:43:46
I have a problem. I develop a android app, which should also connect to a wifi [ without internet , just to controll a robot, webinterface: 10.10.0.1]. MY PROBLEM : If I connect to the robot wifi, Android prevents the connection and connect to my default home wlan. What can I change to connect to robot wifi without problems? My connection function: public static void connectToWifi(String ssid, String pass){ WifiManager myWifiManager = (WifiManager) getApplicationContext().getSystemService(Context.WIFI_SERVICE); WifiConfiguration conf = new WifiConfiguration(); conf.SSID = "\"" + ssid + "\"";

detect if wlan is turned off

由 喜欢而已 提交于 2019-12-04 05:10:56
问题 can anybody give me a hint, how to programmatically detect in C# on Windows Phone 8.1. App (not 8.0!), if the WLAN is enabled / disabled? I don't want to change these settings, just need to know... The Solution is a Windows 8.1 universal app, and the (Windows Phone 8.1) project just references .Net for Windows Store Apps and Windows Phone 8.1 . Adding the C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.1\Microsoft.Phone.dll as suggested and querying the

Type Native Wifi.Wlan + WlanReasonCode cannot be marshaled error

由 夙愿已清 提交于 2019-12-04 04:53:04
问题 Wanted to ask your opinion on this error that I am getting while running my Wifi profile add code. Now the code that you are seeing is an example which I am using (coz I am new to the Wlan interface in C#). I am trying to add wlan capability to my program that will search for a certain wireless network, add that profile to the PC and connect it (ping test - got this working yay). Please see the pic for the error: here What I have found is that if I remove the Cheesecake profile from the

Command netsh using C#

由 情到浓时终转凉″ 提交于 2019-12-04 02:35:31
问题 I want to create a C# application to create a WLAN network. I currently use netsh using command prompt. My application should do this in button click. Here is the command I use in command prompt in admin mode "netsh wlan set hostednetwork mode=allow ssid=sha key=12345678" after that I enter "netsh wlan start hostednetwork". When I do this i can create a wifi local area network. In C# I coded like below private void button1_Click(object sender, EventArgs e) { Process p = new Process(); p

Issues with using Managed WiFi (NativeWiFi API)

由 若如初见. 提交于 2019-12-03 13:59:05
问题 I am trying to create and connect to a WLAN profile using Native WiFi (https://managedwifi.codeplex.com/). I am able to view all the Network BSS List and their parameters. However, when I am trying to create/overwrite a WLAN profile, I get the below mentioned error message (Error#1): An unhandled exception of type 'System.ComponentModel.Win32Exception' occurred in ManagedWifi.dll. Additional information: The network connection profile is corrupted However, when I created a profile normally

Get Host-IPs of wireless network

由 為{幸葍}努か 提交于 2019-12-03 01:02:20
问题 Possible Duplicate: Get all IP-Hosts in Lan from mobile device How can I get programmaticaly all the hosts in a wireless network? I know the wlan I'm working in and I am connected to it. Now I want to show a list of the hosts (or at least their IP-Addresses). How can I accomplish this, and are there special points if I work on windows mobile with compact framework and want to do that? 回答1: There are lots of ways. For example: ARP: http://msdn.microsoft.com/en-us/library/aa366358%28VS.85%29

Can I enumerate available WLANs?

由 ﹥＞﹥吖頭↗ 提交于 2019-12-02 17:41:59
问题 I'd like to get information (for example SSID) of the WLANs which are available around me. Is this possible*? Edit: *possible in the sense of "passes marketplace certification" 回答1: No - this isn't available in the current API set - and I don't think it's been mentioned in the Mango set either. 回答2: You could use a pinvoke to WlanGetAvailableNetworkList. http://www.pinvoke.net/default.aspx/wlanapi.wlangetavailablenetworklist http://msdn.microsoft.com/en-us/library/ms706749%28VS.85%29.aspx 来源：

detect if wlan is turned off

由 会有一股神秘感。 提交于 2019-12-02 06:25:12
can anybody give me a hint, how to programmatically detect in C# on Windows Phone 8.1. App (not 8.0!), if the WLAN is enabled / disabled? I don't want to change these settings, just need to know... The Solution is a Windows 8.1 universal app, and the (Windows Phone 8.1) project just references .Net for Windows Store Apps and Windows Phone 8.1 . Adding the C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\WindowsPhone\v8.1\Microsoft.Phone.dll as suggested and querying the IsWiFiEnabled property does not work - Compiler error: Cannot find type System.SystemException in mscorlib.dll
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