![]() ![]() These features are discussed in detail in Chapter 10, Traffic Management. State-based Architecture The NetDefendOS architecture is centered around the concept of state-based connections. Traditional IP routers or switches commonly inspect all packets and then perform forwarding decisions based on information found in the packet headers. NetDefendOS Rule Sets Finally, rules which are defined by the administrator in the various rule sets are used for actually implementing NetDefendOS security policies. Point in time in reference to a predefined schedule If a match cannot be found, the packet is dropped.IP protocol (for example TCP, UDP, ICMP).The most fundamental set of rules are the IP Rules, which are used to define the layer 3 IP filtering policy as well as carrying out address translation and server load balancing. Processing such as encryption or encapsulation might occur. ![]() The next section provides a set of diagrams illustrating the flow of packets through NetDefendOS.ฤก.3. NetDefendOS State Engine Packet Flow The diagrams in this section provide a summary of the flow of packets through the NetDefendOS state-engine. #Intrusion 2 final boss m.a.c.e software.
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