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Stateless Packet Filtering
Stateless or static packet filtering is the most straightforward kind of packet filtering that allows or disallows data transfer based on the address the data is coming from, the address the data is going to and the ports being used to transfer the data. Such type of filtering does not make content-based decision that is basic packet filtering do not do anything based on the data itself. Once the rules defined for a port or IP address will always be followed.
Routers They transfer packets among multiple interconnected network machines (i.e. LANs of different kind). They perform in the data link, physical and network layers. They ha
Question 1 a) Explain how CSMA/CD works. b) Describe the term "exponential back-off". c) Describe the differences between "circuit switching" and "packet switching". d) Th
UDP DATAGRAM FORMAT: It is given in the figure below:
(a) What are the different architectures for wireless networks? (b) Explain how WEP authentication and encryption works, describe the vulnerability. (c) In what ways are secu
This assignment aims to enhance students' understanding of the network protocol hierarchy and flow control and error control techniques by implementing a sliding window protocol in
CarALouer provides rental of cars to its customer on a regional basis i.e. a car is attached to a regional home-base which also houses a regional office of the company. Each regi
QUESTION (a) FTP is a protocol used for the delivery of files across networks. Explain how FTP works (support your answer with a diagram). (b) How does TCP perform the gi
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Risk Control Strategies Once the ranked vulnerability risk worksheet has created, they should choose one of following 4 strategies to control each risk: •Apply safeguards which
TCP and UDP End-to-end delivery application is connection less. The basic function of connectionless service are as given: It adds extension of LAN abstraction. It has simp
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