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What is virtual channel?
Virtual channel is normally a connection from single source to one destination, although multicast connections are also allowed. The other name for virtual channel is virtual circuit.
What is backbone network? A backbone network is a centralized infrastructure that is intended to distribute dissimilar routes and data to various networks. It also handles mana
In OSI 7 layer model, a header, or possibly a trailer, can be added to the data unit at each layerI 7 layer, but we will define a simple virtual packet which contains only 8bit dat
QUESTION (a) Name two properties of an agent (b) List the three characteristics used to classify agents according to the Nwana Taxonomy (c) Agent environments can be clas
QUESTION a) The aim of a computer network is to increase efficiency and reduce costs. Explain how networks of computers achieve the above. b) Describe the star topology. Su
Addresses are necessary for virtually everything we do on the Internet. In TCP/IP the IP is a mechanism for providing addresses for computers on the Internet. Internet addresses ha
DNS ID hacking The Dns use ID system in order to keep track of each every request and replies. In order to spoof the DNS’s response, the hacker needs to do ID Hacking. In orde
TCP is connection-oriented. Connection-oriented is a kind of connection established between the source & destination machines before any data is sent that means a connection is est
Define the term Socks- Network security As it is well known, each type of network security protects data at a different layer of the OSI model. Built-in at each layer lies the
Question: (a) With the help of a diagram, describe a typical DNS system. (b) Using signal sequence or state transition diagrams, illustrate the following scenarios: i.
Explain NetBIOS protocol?
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