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Packet Switching
In the packet switching network type on specific path is used for data transfer. Instead the data is chopped up into small pieces called packed and sent over the network. We can route combine or fragment the packets as required to get them to their eventual destination. One the receiving end the process is reversed the data is read from the packets and reassembled to form the original data. A packet switched network is more analogous to the postal system that if is to the telephone system through the comparison is not perfect. An example is shown in figure
In a packet switched network no circuit is set up prior to sending data between devices. Blocks of data even from same file or communication may take any number of paths as they journey from one device to another.
figure Packet switching
Consider an RTP session consisting of five users, all of which are sending and receiving RTP packets into the same multicast address. Each user sends video at 200kbps. a) What
ATM can give customers with virtual circuits that seem traditional leased digital circuits. Such permanent virtual circuits (PVC) fixed as the customer pay the periodic fee for its
How Does a Firewall Protect Firewalls work by controlling the information that comes in and out of the network. By using the Application Proxy service, the flow of information
Encoding Process c= uG u: binary data sequence of length 4( input) G: Generator matrix which is 7*4 c: Codeword D
You must write the 6 programs described below. All of these are command-line tools that follow the Unix style of passing switches and arguments on the command line. As such, your p
Q. Define Unicast - Multicast and Reserved Addresses? Unicast, Multicast, and Reserved Addresses Unicast address - identifies a specific device Multicast address
Explain Point-to-Point connection type. Many point-to-point connections are associated with modems and PSTN (Public Switched Telephone Network) communications.
Q. Illustrate Go Back - N protocol? Go Back - N - Sender window size - Receiver window size = 1 - Why the names go back- N? - When the frame is spoilt the sende
Define Encoder? A device or program that uses predefined algorithms to encode, or compress audio or video data for storage or transmission use. A circuit that is used to change
How do you configure static routes on a router?
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