步骤如下，适用于Windows Vista/Server 2008/7。

   1. 开始菜单 - 运行
   2. 输入regedit
   3. 找到如下键值：

    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\Tcpip\Parameters\

   4. 在右侧面板中找到EnableConnectionRateLimiting
   5. 删除此键值或者双击键值，设置值为0
   6. 重启系统

附部分原文：

Starting from Windows Server 2008 and Vista SP2 (Service Pack 2), the incomplete

simultaneous or concurrent half-open outgoing TCP connections limit is disabled by

default. The new behavior allows as many as unlimited half-open TCP connections to be

created
....

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