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Computer Networks
A computer networks can be defined as set of computer that interact among the individual computers sharing resources or information. Reference models have been establish the functions of certain layers in the network for proper performance. The followings section introduce two reference models the open system interconnection (OSI)model established by the international Organization for Standardization (ISO) and the transmission control protocol. Internet Protocol ( TCP / IP) model.
What is the difference between a hub and a switch? A hub acts as a multiport repeater. Though, as more and more devices connect to it, it would not be able to efficiently manag
Q. Focus of Reliability Control? - Implementation of the OSI model puts emphasis on providing a reliable data transfer service while the TCP/IP model treats reliability as an e
State the Network environment of Intranets and Internet Intranets as well as the Internet are based purely on networks, the company intending to install Intranet must consider
What is the method of NLRI?
- The project should include a web server, and an example webpage - Webserver should continue to accept multiple requests from client browser - Webserver should print out logs: how
define reliable transmission of data
Define the term - frame and packets Frames sum up packets. When a packet arrives at data link layer, the complete packet, header, data and remaining all, is used as data field
Q. Define Unicast - Multicast and Reserved Addresses? Unicast, Multicast, and Reserved Addresses Unicast address - identifies a specific device Multicast address
PING - Packet Internet Gopher A utility that shows connections to one or more remote hosts. The ping command uses the ICMP echo request and echo reply packets to verify whether
What are the value added services Many organisations are demanding higher services (also called value added services) such as faxing, minimal cost call routing, connectivity to
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