我在用 aardio 的UDP广播功能时测试好像 UDP Bind 网卡无效，不知道是不是我的方法有问题还是这个wsock.udp 库有问题。

电脑里有2个网卡，一个以太网，一个是WLAN，我需要分别给这2个网卡广播数据，但是使用 udpClient.bind（）指定的网卡IP ，服务端收到显示始终是一个IP，通过Wireshark抓包信息来看，确实客户端的网卡IP没有变化。我怀疑wsock.udp 有个bug，用其他第三方工具测试，绑定网卡时收到会显示绑定网卡IP。

以下是测试代码和截图，麻烦大佬们测试下指教一二，感谢！

Code AardioLine:94复制
	
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import win.ui;
import wsock.udp.asynClient;
/*DSG{{*/
var winform = win.form(text="UDP Bind测试";right=997;bottom=469)
winform.add(
button={cls="button";text="Bind IP 测试";left=714;top=217;right=908;bottom=260;z=5};
cmbAdapter={cls="listbox";left=714;top=19;right=983;bottom=110;edge=1;items={};z=4};
static={cls="static";text="选择网卡：";left=645;top=20;right=711;bottom=42;dl=1;dt=1;transparent=1;z=2};
txtIP={cls="static";text="网卡IP：";left=656;top=143;right=971;bottom=165;dl=1;dt=1;transparent=1;z=3};
txtLog={cls="richedit";left=5;top=7;right=625;bottom=460;bgcolor=1;db=1;dl=1;dr=1;edge=1;font=LOGFONT(h=-13;name='微软雅黑');multiline=1;readonly=1;vscroll=1;wrap=1;z=1}
)
/*}}*/
//创建UDP服务器
var udpServer = wsock.udp.asynClient();
//启用UDP服务器广播
udpServer.setBroadcast(true);
//udpServer.reuseAddress(true);
udpServer.bind("0.0.0.0",1901)
import inet.adapterInfo;
//adapterInfo方式遍历网卡
var loadNetworks = function(){
    winform.cmbAdapter.clear();
    for adapterInfo in inet.adapterInfo.each(2/*_AF_INET*/) { 
         //IP地址
         for addr,strAddr in adapterInfo.eachUnicastAddress(){ strIP=strAddr; } 
         
         //判断网卡是否可用
        if(adapterInfo.operStatusUp){  //如果可以，则添加到列表
            //Software Loopback Interface
            if string.left(adapterInfo.description,8) != "Software" {
                 winform.cmbAdapter.add(strIP,1)    
            }
        }
    }
    
      if (winform.cmbAdapter.count>0) { winform.cmbAdapter.selIndex=1 }
      
}
//加载网卡
loadNetworks();
//显示Log信息
logview = function(data,color,bkcolor){
    winform.txtLog.appendText( tostring(time(," [%H:%M:%S] ") ),data,'\r\n');
   
    var line = winform.txtLog.lineCount-1;
    var start = winform.txtLog.lineToChar(line)
   
    winform.txtLog.setsel(start,-1);
    winform.txtLog.setSelCharformat( textColor = color;backColor = bkcolor)
         
    winform.txtLog.deselect();
    winform.txtLog.lineScroll();
    if (line>100) {
        winform.txtLog.text="";
    }
}
winform.cmbAdapter.onSelChange = function(){
    winform.txtIP.text = "所选网卡IP：" ++  winform.cmbAdapter.selText
}
//接收数据
udpServer.onReceive = function(err){
    var strReceive= udpServer.recvfrom(1024);   //接收数据    
    var strIP = udpServer.getRemoteIp();   //远端IP
    logview("客户端IP：" ++ strIP,0x0000FF);        
    logview("数据--->：" ++ string.hex(strReceive," "),0xFF0000);        
}
//创建UDP客户端
var udpClient = wsock.udp.client();
//启用广播模式
udpClient.setBroadcast(true);
//网卡绑定测试
winform.button.oncommand = function(id,event){
    //绑定当前所选IP
    udpClient.bind(winform.cmbAdapter.selText,1901) 
    logview("Bind 网卡：" ++ winform.cmbAdapter.selText,0x00FFFF)
    //发送测试数据
    var strM4 ="01 02 03 04" 
    udpClient.sendto(string.unhex(strM4," "),'255.255.255.255',1901); 
    
}
winform.show();
win.loopMessage();