Transport layer This is the fourth layer of the OSI model. The data unit at this layer is known …
Network Layer This is the third layer of the OSI model. The data unit at this layer is known as …
Data link layer : Data link layer is the second layer of the OSI model. It handles data transfer…
Physical layer is the first or the bottom most layer of the OSI model. This layer is used to est…
OSI model consists of seven layers and provides standards for data communication. 1. P…
E-mail client is a program used to manage, send and receive e-mails ,organize meetings, arrange …
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