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Communication is the process of sending and receiving data by means of a data cable that is associated externally.
Transmission means the transmitting of data from the source to the destination.
UDP sends packets 'blind' down the network, and relies on upper-layer protocols to form connections and identify errors. TCP is a connection-oriented protocol that can give reliabl
What is usage of Sequence Number in Reliable Transmission? The protocol specifies that frames need to be numbered. This is done by using sequence numbers. A field is added to t
Determine the command that forces the router to load into ROM mode upon a reload? Ans) boot system rom ia the command that forces the router to load into ROM mode upon a reload
Network Layer The internet network layer is responsible for moving network layer packets known data grams from one host to another. The internet transport layer pro
Q. What is Shielded Twisted Pair? - A metal foil or braided-mesh covering encases every pair of insulated conductors to prevent electromagnetic noise called crosstalk - Cros
Classification of Access Networks Access networks can loosely be classified into three categories 1. Residential Access 2. Company Access 3. Wireless Access
Q. Explain the diffrent types of Security Attacks? Types of Security Attacks Passive Threats: - Traffic Analysis and - Release of Message Contents Active
Q. What are the important benefits of computer network? Ans: Important benefits of computer networks are: - Resource sharing - Higher reliability - Higher flexibili
It is an additional 16-bit number which uniquely identifies the specific service on any given machine on the Internet. Port numbers are 16 bit wide, so each of the computers on the
Internet Backbone Internet backbone is the physical networks ( usually relying on fiber optic cable ) that carries internet traffic between different networks and i
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