10 Questions
What is the primary function of a packet filter in a network?
To apply a set of rules to each packet and decide whether to forward or discard it
What is the purpose of a packet filter table?
To display filtering rules based on IP and TCP/UDP headers
What is a common attack that can be thwarted by discarding packets with a specific option?
Source Routing Attacks
What is the primary goal of implementing a firewall in a network?
To allow only authorized traffic to pass through
What is the term used to describe a router that is configured to filter packets going in either direction?
Screening router
What is the purpose of a firewall in a network?
To render attacks on it useless
What is the term used to describe an attack where an intruder sends a packet with a source IP address set equal to one of the IP addresses of internal users?
Spoofing attack
What is the primary advantage of using packet filtering in a network?
It applies a set of rules to each packet and decides whether to forward or discard it
What is the purpose of configuring a firewall?
To allow only authorized traffic to pass through
What is the term used to describe the process of applying a set of rules to each packet and deciding whether to forward or discard it?
Packet filtering
Learn about the different types of firewalls, their characteristics, and how they apply security rules to packets. Understand the role of screening routers and filters in network security.
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