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Q. Describe Network security and Internetworking security?
Network Security - Layers 5-7
- Securing the localized private domain.
Network Administration, File Permissions, Password Protections, User Authorization
Database security
Internetwork Security, Layers 1-3
- Securing information from -untrusted? users on the public Internet or Virtual Private Networks.
Encryption, Packet Filters, Firewalls
Explain ISO's OSI Architecture The Open System Interconnection (OSI) is a standard reference model for communication among two end users in a network. It is used in developing
CONNECTION-ORIENTED: Accounting is simpler. Application can learn of network causes immediately. CONNECTIONLESS: It has fewer load. It is easier to cre
What is the full form of FDM and TDM It is both. Each of the 100 channels is possess its own frequency band (FDM), and on every channel two logical streams are intermixed by th
However what if you don't know about the IP address of the computer you wished to connect to? What if you have to access a web server referred to as www.abc.com? How does your web
Hyper Text Transfer Protocols ( HTTP) The Hyper text protocols ( HTTP) is at the heart of the web. If a browser developer follows the rules of the HTTP, the browser w
Interconnection Network An interconnection network is designed for transferring data between two processors in a Multi-stage network. Memory bottleneck is a fundamental limitat
Latest Internet and Intranet technologies Even though the security capabilities of the latest Internet and Intranet technologies have enabled the companies to control the avail
Assuming that TCP Reno is used, consider the following diagram illustrating the behaviour of congestion window, and answer the questions below. a) What was the value of sl
Point out the major advantages of Ring Topology. The benefits of ring topologies are: a. They are very simple to troubleshoot because every device incorporates a repeater.
Q. Explain physical layer of Osi reference model? - The physical layer deals among the physical characteristics of the transmission medium. - It defines the mechanical, elec
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