Vista and Win 7 started to enable their TCP half-open connection limit of

. From Windows
Vista, the TCP half-open connection limit in Windows
was disabled, so that the system wants to establish how many TCP connections. How many TCP connections can be established. Then, for security reasons, if you want to enable the TCP half-open connection limit, you need to manually add the registry key, the steps are as follows, for Windows
Vista/Server 2008/Windows
7.
1. Start Menu - Run 2. Enter regedit 3. Locate and double-click the following key:
HKEY_LOCAL_MacHINE\\SYSTEM\\CurrentControlSet\\Services\\ Tcpip\\Parameters\\EnableConnectionRateLimiting
Note: Under Windows
7 , User must right-click on the new DWord (32-bit) value and name it EnableConnectionRateLimiting. 4. Set its value to 1. 5. Restart the system