week 10

Is a conceptual model from the International organization for standardization that provides a common basis for the coordination of standards development for the purpose of systems interconnection in the OSI reference model, the communications between systems are split into seven different abstraction layers: Physical, Data, Link, Network, Transport, Session presentation and Application

Is a link-state routing protocol that is used to find the best path between the source and the destination router using its own shortest path first algorithm.

Is an optoelectric instrument used to characterize an optical fiber. It is the optical equivalent of an electronic time domain reflectometer which measures the impedance of the cable or transmission line under test.

Is a category of cloud computing service that allows customers to provision, instatiate run, and manage a modular bundle comprising a computing platform and one or more applications, without the complexity of building and maintaining the infrusucture typically associated with developing an launching the applicatio, and to allow developers to create, develop, and package such software bundles.

Connects electronic devices within a users immediate area. The size of the PAN reneges from few centemiteres to a few meters. One if the most common real-world examples of PAN is the connection between a Bluetooth earpiece and a smartphone.

Is an extension to network address translation that permits multiple device on a local area network to be mapped to a single public IP address. WIth PA, a single public IP address is used for all internal private IP addresses, but a different port is assigned to each private IP address.

Is a device fitted with multiple outputs designed to distribute electric power. Especially to racks of comouputers and networking equipment located within a data center.

Is the process of sending electrical power and data over copper wire. The combination of data transmission along with power-supplying hardware onto the same RJ 45 ethernet connector allows for the transmission of power over the network cabling

Is an application-layer internet standard protocol used by e-mail clients to retrieve e-mail from a mail server. Today, POP version 3 is the most used version. Together with IMAP, it is on eon the most common protocrtocols for email retrieval.

Is a shared secret which was previously shared between the two parties using some secure channel before it needs to be used.