mac address lookup android

It should be noted that Wi-Fi status and WiFi AP status is mutually exclusive, that is, once the WiFi AP is turned on, WiFi cannot be opened.Get WiFi MAC address of Android device, first need to turn off WiFi personal hotspot (AP) in the device, WiFi status and WiFi AP status are mutually exclusive two states. In other words: WiFi access is not allowed to open in

Get native IP address Public String getlocalipaddress () { Wifimanager Wifimanager = (wifimanager) getsystemservice ( Android.content.Context.WIFI_SERVICE); Wifiinfo wifiinfo = Wifimanager.getconnectioninfo (); int ipaddress = wifiinfo.getipaddress (); try {return inetaddress.getbyname (String.Format ("%d.%d.%d.%d" ), (IPAddress 0xFF), (IPAddress >> 8 0xFF), (IPAddress >> 0xFF), (IPAddress >> 0xFF)). toString (); catch (Unknownhostexcepti

1. How to obtain the MAC address of a local machine from Android: You need to add permissions to the androidmanifest. xml file: public String getLocalMacAddress() { WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE); WifiInfo info = wifi.getConnectionInfo(); return info.getMacAddress(); } 2. How to obt

1. Frequent usage, call Android Api:wifimanagerWifimanager WiFi = (wifimanager) getsystemservice (Context.wifi_service);Wifiinfo info = Wifi.getconnectioninfo ();return info.getmacaddress ();This method needs to ensure that WiFi has been opened before this boot, otherwise it will return null. So you need to start the background to open WiFi and get it.Demo Sample code:Try to turn on WiFiprivate static Boolean Tryopenmac (Wifimanager manager){Boolean s

This article was reproduced from: http://www.jb51.net/article/128398.htmThis article mainly describes the Android 6.0 get WiFi MAC address for 02:00:00:00:00:00 solution, very good, with reference value, need friends can refer to the nextObjective:The previous project was older, the mobile version was relatively low, and it was developed using eclipse. Need to ge

Recently, there was a need to get the MAC address of the Android device on the JNI layer. Google circled it and did not see the implementation method. So I had to write it myself. The basic idea is to call the android Java-layer API through JNI to obtain the MAC

Because the WiFi MAC address is a passive consulting. Generally after the boot, will not be active into the system. To wait for the WiFi hardware to boot, the relevant MAC address data will be recorded in the system. Therefore, the general Android system to obtain the

Recently do an Android application, with Bluetooth signal control an instrument, through a Bluetooth to the serial port device, send Bluetooth signal, and then converted to serial command sent to the instrument. The Bluetooth device is as follows:How do I get this Bluetooth device when I write Java code in an Android app? The Bluetoothadapter Getremotedevice method can be used to obtain a Bluetooth device f

When developing Android applications, we often need a unique device code to determine the client. Several Methods in Android are often unreliable in use 1. DEVICE_IDIf we do need the identifier of a real device, DEVICE_ID may be used. Obtained Through TelephonyManager. getDeviceId (). It returns IMEI, MEID, or ESN code based on different mobile devices. Disadvantage: This vulnerability exists on a few devic

(1) Call the Android Api:networkinterface. Gethardwareaddress ()The level of the API is 9, only Android 2.3 or more of the interface(2) Call Android Api:wifimanagerPermissions:Code:1 Wifimanager WiFi = (wifimanager) Getsystemservice (context.wifi_service); 2 wifiinfo info = wifi.getconnectioninfo (); 3 return info.getmacaddress ();This is the device to activate t

Android: a reliable method for obtaining the mac address of a device /*** Get the mac address of the device ** @ param ac * @ param callback * this method is called back after the mac address