Qt多网卡组播问题解决方法

上传者: sun_xf1 | 上传时间: 2020-11-17 20:25:59 | 文件大小: 38KB | 文件类型: 7Z
Qt组播实现起来比较简单,基本步骤是先绑定IP地址和端口,然后加入组播组,将网卡数据准备完成信号与一个数据接收处理的槽函数连接即可。但是如果计算机上多于两块网卡,就必须再增加两个步骤才行:使用setMulticastInterface设置组播网卡,然后加入组播的同时指定网卡joinMulticastGroup(groupAddr, lni[nIndex])。否则的话向组播地址发送数据时,对端的服务器程序就无法接收到数据。

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评论信息

  • zhujianqiangqq :
    很有用,代码写的不错,有说明,支持作者
    2021-08-13

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