I\'d like to reserve a TCP port, to be bound by a service later, so that Windows doesn\'t inadvertently use the same number when assigning random port numbers. I know this is po
Using netsh command might help you. You can change the dynamic port range used by Windows.
It is like the registry modification that you indicated, but it is effective immediately.
see: http://support.microsoft.com/kb/929851 for details about netsh command.