Here are some key features of "TCP-Z":

· Modifies Tcpip.sys in memory. The changes take effect immediately; do not need to restart the computer.

· It searches limited offset through signature, with a wide compatibility, no longer focused on the MS upgrade and update.
· Support all version of Windows XP SP2/SP3, include 32bit & 64bit; Support all version of Windows Vista & SP1, include 32bit & 64bit; Support Windows 7 M3.

· Supports Vista x64. But my driver has not a valid Signing, so you must enable TESTSIGNING mode.

For this driver can run in Vista x64, you have to do:
Open command prompt as administrator, run this command:
· bcdedit.exe -set loadoptions DDISABLE_INTEGRITY_CHECKS
· bcdedit.exe -set TESTSIGNING ON

· Restart the computer to take effect.
· Only need to run this script once, the system will always remember this setting.

· TCP-Z shows number of estabilished connection, half open connection, Create depth, download/upload speed in real-time.
· And software will show the number of warnings events in per-minute, which TCP half open connection overload.