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Application Layer
The application layer enables the user whether human or software to access the network. It provides user interfaces and support for services such as electronic mail, fire access and transfer access to systems resources surfing the world wide web and network management. In this part we briefly discuss some applications that are designed as a client server pair in the internet. the client sends a request for a service to the server the server responds to the client.
In this chapter we will briefly the key application layer concepts including application layer protocol clients and servers. Processes sockets and transport layer interface and full explanation of several network applications in detail including the web e mail DNS ( Domain Name Server) and P2P ( point to point) file sharing.
Repeaters - Operate only in physical layer - Connects two segments of the same LAN - Both segments must be of the same protocol - Only forwards frames; does not filter
Speed Up:- Speed up is the ratio of the time required to implement a given program using a definite algorithm on a machine with one processor (i.e. T (1) (where n=1)) to the ti
Internet Protocols Control Protocols ( IPCP) The internet protocols control protocols establishes configures and terminates the TCP/ IP network protocols layer in a PPP
Connectionless Multiplexing and De multiplexing Java program running in a host can create a UDP socket with the line Datagram's socket my socket = new datagram's socket
Broadcast and Multicast : Broadcast and Multicast :In the broadcast interconnection network, at one time one node transfer the data and all other nodes get that data. Broadca
What is a Link? A link refers to the connectivity among two devices. It contains the type of cables and protocols used in order for single device to be able to communicate with
The connection-oriented service process for networking is same to the manner in which telephones are used. This is shown as follows: A caller dials a number of the receiver. The
i want a program of hierarchical programming in c language with its output. please help me .
Question : (a) How do you relate the subsequent terms in the context of an information system: data, information and decision-making. (b) Why do you think organisations nowa
how to descripe computer networks in a company
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