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Cisco Packet Tracer software is one of the most famous programs in the field of simulation and training of network topics. It is capable of simulating, visualizing and evaluating …
11.0 It’s a Network 11.0.1 Introduction 11.0.1.1 Introduction Up to this point in the course, we have considered the services that a data network can provide to the human …
10.0 Application Layer 10.0.1 Introduction 10.0.1.1 Introduction We experience the Internet through the World Wide Web when streaming videos, playing online games, chatting with and emailing friends, and shopping …
9.0 Subnetting IP Networks 9.0.1 Introduction 9.0.1.1 Introduction Designing, implementing and managing an effective IP addressing plan ensures that networks can operate effectively and efficiently. This is especially true …
8.0 IP Addressing 8.0.1 Introduction 8.0.1.1 Introduction Addressing is a key function of network layer protocols that enables data communication between hosts, regardless of whether the hosts are on …
7.0 Transportation Layer 7.0.1 Introduction 7.0.1.1 Introduction Data networks and the Internet support the human network by supplying reliable communication between people. On a single device, people can use …
6.0 Network Layer 6.0.1 Introduction 6.0.1.1 Introduction Network applications and services on one end device can communicate with applications and services running on another end device. How is this …
5.0 Ethernet 5.0.1 Introduction 5.0.1.1 Introduction The OSI physical layer provides the means to transport the bits that make up a data link layer frame across the network media. …
4.0 Network Access 4.0.1 Introduction 4.0.1.1 Introduction To support our communication, the OSI model divides the functions of a data network into layers. Each layer works with the layers …
3.0 Network Protocols and Communications 3.0.1 Introduction 3.0.1.1 Introduction More and more, it is networks that connect us. People communicate online from everywhere. Conversations in classrooms spill into instant …