A platform to get all the notes for VTU Students (CBCS Scheme) CCN. Notes Credits to Prof Jenita Subash (CITech, Blr). Last updated: 11/06/ NETWORKS NOTES. Prepared by: .. VT’s are a partial payload consisting of an m-by-n block of octets. An STS payload can be a combination of several VT’s. Computer Communication Network, CCN Study Materials For exam preparations, pdf free download Classroom ViewsNote3 Pages7 TopicsVTU.

Author: Najar Mazumi
Country: Antigua & Barbuda
Language: English (Spanish)
Genre: Science
Published (Last): 13 January 2005
Pages: 383
PDF File Size: 16.10 Mb
ePub File Size: 18.35 Mb
ISBN: 549-8-20007-610-5
Downloads: 93032
Price: Free* [*Free Regsitration Required]
Uploader: Takazahn

Everything VTU 2.0

Touch here to read. If some of the notfs arrive with ms delay and others with 40 ms delay, an uneven btu in the video is the result. Popular forms of information include text, numbers, pictures, audio, and video. But before we ask how quickly we can get hooked up, we need to know how networks operate, what types of technologies are available, and which design best fills which set of needs 1.

VTU ECE 7th Sem Notes Free Download – VTU PRO

Data communications are the exchange of data between two devices via some form of transmission medium such as a wire cable. Some examples of transmission media include twisted-pair wire, coaxial cable, fiber-optic cable, and radio waves.


In the case of video and audio, timely delivery means delivering data as they are produced, in the same order that they are produced, and without significant delay. This kind of delivery is called real-time transmission. It can be a computer, workstation, telephone handset, video camera, and so on. It represents an agreement between the communicating devices.

Nodes and Links 3. Data Communications and NetworkingForouzan. Why wait a week for that report from Europe to arrive by mail when it could appear almost instantaneously through computer networks? Business decisions have to be made ever more quickly, and the decision makers require immediate access to accurate information. Data communication and networking have found their way not only through business and personal communication; they have found many applications in political and social issues.

People have found how to communicate with other people in the world to express their social and political opinions and problems. Data Communication and Networking, Behrouz A. Data that have been altered in transmission and left uncorrected are unusable.

The receiver is the device that receives the message. A protocol is a set of rules that govern data communications. Businesses today rely on computer networks and internet- works.

The system must deliver the data accurately. Data must be received by the intended device or user and only by that device or user. For data communications to occur, the communicating devices must be part of a communication system made up of a combination of hardware physical equipment and software programs.


The system must deliver data in a timely manner. Jitter refers to the vu in the packet arrival time. The transmission medium is the physical path by which a message travels from sender to receiver.

Add to Favourite Add to Favourite Add to classroom. Data delivered late are useless.

Computer Communication Network – CCN Study Materials | PDF FREE DOWNLOAD

The effectiveness of a data communications system depends on four fundamental characteristics: Computer Communication Network by Jayaprasad Km. For example, let us assume that video packets are sent every 30 ms.

Communities in the world are not isolated anymore. The message is the information data to be communicated. Electronics and Communication Engineering Offline Vut The system must deliver data to the correct destination.

Share it with your friends.