uint IOC_IN = 0x80000000;
uint IOC_VENDOR = 0x18000000;
uint SIO_UDP_CONNRESET = IOC_IN | IOC_VENDOR | 12;
SocketClient.IOControl((int)SIO_UDP_CONNRESET, new byte[] { Convert.ToByte(false) }, null);
亲测有效！！！
原链接：https://blog.csdn.net/sunzhen6251/article/details/124168805
标签：UDP,VENDOR,C#,主机,SIO,uint,IOC From： https://www.cnblogs.com/mww-NOTCOPY/p/16731986.html