多网卡udp组播,客户端收不到
多网卡udp组播,客户端收不到
多网卡组播的时候，发送端要遍历本地ip，给每个ip都发组播包，不能使用"0.0.0.0"。否则有可能收不到。
接收端可以绑定"0.0.0.0"进行接收。
代码：
发送端
http://xssl.online/20220924/cpp/udp%E7%BB%84%E6%92%AD/
接收端
http://xssl.online/20220924/cpp/udp%E7%BB%84%E6%92%AD%E6%8E%A5%E6%94%B6/
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