WifiManager wm = (WifiManager)getSystemService(WIFI_SERVICE); DhcpInfo di = wm.getDhcpInfo(); long getewayIpL=di.gateway; String getwayIpS=long2ip(getewayIpL); //网关地址 long netmaskIpL=di.netmask; String netmaskIpS=long2ip(netmaskIpL); //子网掩码地址 String long2ip( long ip){ StringBuffer sb= new StringBuffer(); sb.append(String.valueOf(( int )(ip& 0xff ))); sb.append( '.' ); sb.append(String.valueOf(( int )((ip>> 8 )& 0xff ))); sb.append( '.' ); sb.append(String.valueOf(( int )((ip>> 16 )& 0xff ))); sb.append( '.' ); ...