... a secondary gateway if many connections experience problems. However, in cases when you are under a DoS attack, such behavior is undesirable, since all traffic can be redirected to a gateway ... HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters registry key Brief descriptions of these parameters and their recommended values are provided below: EnableDeadGWDetect (REG_DWORD data type). The default value (1) enables ... Servers against DoS Attacks During the last few years, Denial of Service (DoS) and, especially, Distributed Denial of Service (DDoS) attacks have become the most serious threats to corporate networks....