LAN(Local Area Network)
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This document provides information about Manoj Shrestha, including his roll number, address, and contact information. It then discusses key aspects of local area networks (LANs), including their limited geographic range and typical use within a single organization. It describes common LAN topologies like bus, ring, and star and their advantages and disadvantages. Finally, it lists important LAN components like hubs, network interface cards, bridges, gateways, routers, switches, and network media.
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The document provides an introduction to computer networks including:
1. The origins and early development of the Internet from ARPANET in the 1960s-1980s.
2. The basic components, goals, and applications of computer networks including resource sharing, reliability, and performance.
3. The key hardware, software, and transmission media that enable computer networking including hubs, switches, routers, network interface cards, transmission control protocol, and fiber optic cables.
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The document discusses different network topologies. It defines topology as the way that links computers in a network. There are two types of topology: physical and logical. Some common topologies discussed are star, ring, bus, tree, mesh, and hybrid. Each topology has advantages and disadvantages related to features like reliability, scalability, installation complexity, and cost. For example, a star topology is easy to install but depends on a central hub, while a mesh provides direct communication between all nodes but is complex and costly to implement.
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This document discusses various network topologies including bus, ring, star, tree, mesh, and hybrid topologies. For each topology, it provides a brief description and then lists advantages and disadvantages. Some key points covered include:
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The document discusses physical network topologies. There are two types of topologies: physical and logical. Physical topologies refer to the actual physical layout of cables and devices. The main physical topologies discussed are bus, star, ring, tree/hybrid, and mesh. For each topology, the document explains how it works, its advantages, and disadvantages.
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Computer networks allow devices to connect and share resources. There are several types of networks including local area networks (LANs), wide area networks (WANs), and metropolitan area networks (MANs). Networks use different topologies like bus, star, ring, mesh, and tree to connect devices. The topology impacts features like cost, ease of use, and how failure of parts affects the whole network.
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This document discusses different types of computer networks based on geographical coverage, architecture, and topology. It describes Local Area Networks (LANs) as covering a small area like a room or building, with high speeds up to 1000 Mbps. Metropolitan Area Networks (MANs) span a larger area like a campus or city, with lower speeds of 10-100 Mbps. Wide Area Networks (WANs) have no boundaries and can span countries, with varying speeds based on location. Common network architectures are peer-to-peer and client-server, and common topologies include bus, star, ring, mesh, and hybrid combinations. It also discusses different transmission media like twisted pair, coaxial, and optical fiber cables.
Topology
Network topology refers to the physical or logical layout of a network. It defines the way different nodes are placed and interconnected with each other.
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Note -02
This document discusses computer networks and network topologies. It begins by defining a computer network and describing the main types: LAN, PAN, MAN, and WAN. It then explains the characteristics and uses of each network type. The document also outlines the six main network topologies - bus, ring, star, mesh, tree, and hybrid - providing details on how each works along with their advantages and disadvantages. Computer network topologies describe how devices connect and communicate within a network.
Types of network topology
The document discusses different types of network topologies including bus, ring, star, tree, and mesh topologies. It also defines hub, switch, and router components. The key points are:
Bus topology has a main cable that devices connect to via drop lines, but has limits on distance and number of devices. Ring topology forms a circular path between devices but a single failure disrupts the whole network. Star topology uses a central hub that devices connect to for all communications, but a hub failure disables the whole system. Tree topology combines features of bus and star with a central root hub and branching lines to devices. Mesh topology connects every device directly to every other for redundancy but has high cabling costs. Hubs
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This document provides an overview of computer networks. It discusses the basic components and types of networks, including point-to-point and multipoint connections. It also describes the main network topologies - mesh, star, tree, bus, ring and hybrid - and provides advantages and disadvantages of each. Local area networks (LANs), metropolitan area networks (MANs) and wide area networks (WANs) are defined based on their geographic coverage.
5 intro to networking
The document provides an introduction to networking concepts including:
- A network consists of two or more connected computers that can communicate and share resources.
- Networks allow for sharing information, hardware, software and centralized administration across connected computers.
- Networks can be classified based on transmission media, size, management methods and topology. Common network types include LANs, WANs, peer-to-peer and client-server networks.
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The document provides an introduction to networking concepts including:
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- Local area networks (LANs) connect computers within a short distance while wide area networks (WANs) connect LANs over longer distances using technologies like broadband, frame relay and ATM.
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The document provides an introduction to networking concepts including:
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- Networks allow for sharing information, hardware, software and centralized administration across connected computers.
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- Common networking media include twisted pair cables, coaxial cables and fiber optic cables.
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This PPT covers all the computer topology along with its applications and Ethernet cables make it possile for you to connect several components of a local area network together. They typically are available in two forms, crossover cables, and patch cables
networking
The document discusses various topics related to computer networking including:
1. Networking involves connecting computing devices like PCs and printers to share information and resources using physical or logical connections.
2. Common network models include client-server, peer-to-peer, and domain models.
3. Network topologies describe how network elements are physically connected and include bus, star, ring, tree, mesh, and hybrid topologies.
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The document discusses different types of network topologies including bus, star, ring, mesh, and tree topologies. It also defines key network components such as servers, workstations, network interface cards, hubs, switches, and different cabling types including twisted pair wire, coaxial cable, and fiber optic cable. The document provides advantages and disadvantages of different network topologies.
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The document discusses skill-based learning and career development. It notes:
- There are three phases to skill development: cognitive, fixation, and autonomous.
- Education should focus on skill-based teaching to develop transferable skills rather than only knowledge.
- Taking a skill-based approach to career development and lifelong learning is important because it connects education to employment expectations and allows professionals more choice and control over building the skills they need.
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LAN(Local Area Network)
- 2. Name: Manoj Shrestha Roll No: 1(One) Address: Chhabdi Barahi Submitted To: Deepak Pantha Aadikavi Bhanubhakta Campus
- 3. LAN(Local Area Network) Confined to small area only. Limited to lab, school or buildings. Generally of only one organization. Does not range more than 3 km(Approx).
- 4. TYPES OF TOPOLOGY 2. RING TOPOLOGY
- 5. 1.BUSTOPOLOGY: Each computer or nodes are connected to a main communication lines. Uses short length cable that reduces the installation cable. Low traffic cost Limitation to addition of new computers in future. One computer gets problem then whole system will get a problem.
- 6. Support optical fiber cable that gives high speed. Connected in a closed loop. Short Cable connection which make reliable. Adding new nodes become difficult. Any node failure causes network failure.
- 7. 3. STAR TOPOLOGY Connected to a central computer. Need only one port. Easy to troubleshoot. Long cable length. Depends on central hub.
- 8. COMPONENTS OF LAN A hub, also called a network hub, is a common connection point for devices in a network. Hubs are devices commonly used to connect segments of a LAN. NIC is a circuit board installed in a computer that provides a dedicated network connection to the computer.
- 9. A network bridge is a computer networking device that creates a single aggregate network from multiple communication networks or network segments A gateway is a piece of networking hardware used in telecommunications for telecommunications networks that allows data to flow from one discrete network to another.
- 10. A repeater is an electronic device that receives a signal and retransmits it. Repeaters are used to extend the network. A router is a device that forwards data packets along computer networks.
- 11. A network switch is networking hardware that connects devices on a computer network by using packet switching to receive and forward data to the destination device Network media refers to the communication channels used to interconnect nodes on a computer network.
- 12. https://networklessons.com/cisco/ccna-routing-switching-icnd1-100- 105/introduction-to-lans https://smallbusiness.chron.com/6-required-components-lan- 26555.html Facebook ID: Re Mon Ma Noz Email ID: manojbicte @gmail.com