Best 7 Difference Between LAN and WAN Network in Computer Network 2023

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Before examine the Difference Between LAN and WAN Network, we should first know about working of LAN and WAN network. Both of the network have own quality depends on the requirement and condition of the network. We can’t imagine any small or big business without any type of network.

Difference Between LAN and WAN
Difference Between LAN and WAN

In this Below article we provide you complete knowledge and working about LAN and WAN in computer network and also difference between LAN and WAN. Without the using of any LAN and WAN network connection, we can’t imagine any type of work either it’s official or related to any small or big business and organization.

* Before going further and getting the knowledge about Difference Between LAN and WAN Network, we have to know about What is Lan Network? and What is Wan Network? for growing right knowledge. *

What is Lan Network?

Typically inside a single building, office, house, or college, a local area network (LAN) is a form of computer network created to link devices in a very limited geographic region. LANs enable linked devices to effectively access data and services, exchange resources, and interact with one another. Here are some essential LAN features and elements:

  • Geographic Coverage: LANs generally cover a small area, such as a house, a floor of an office building, or a campus.
  • Topology: Different topologies, including as star, bus, ring, and mesh, can be used to configure LANs. The needs and design of the network determine the topology to use.
  • Connection Technologies: To connect devices to LANs, both wired and wireless methods can be used. Ethernet and Fast Ethernet are popular wired technologies, whereas wireless LANs (Wi-Fi) are widely used for mobile and portable devices.
  • Devices: Computers (desktop and laptop), servers, printers, switches, routers, access points, and other networked devices are examples of devices linked to a LAN.
  • Purpose: LANs provide this purpose by allowing local resource sharing and communication. Users may exchange data, utilize shared printers, and work together on projects thanks to them. In homes, offices, schools, and other small- to medium-sized locations, LANs are typical.
Lan Network
What is Lan Network?
  • Data Transfer Speed: High data transfer rates are frequently offered by LANs, enabling effective data sharing between devices. The technology being utilized and how the network is set up determine the precise speed.
  • Ownership and Control: A single company or person typically owns and controls LANs. The management, security, and upkeep of the network are within the purview of this organization.
  • Security: Firewalls, access restrictions, and encryption are frequently used in LANs to secure data and resources. Security is a major problem in these networks.
  • Protocols: To enable communication, LANs employ a variety of network protocols, with TCP/IP being the most used for contemporary LANs.
  • Examples: Examples of LANs include workstations, servers, and networked printers in a workplace as well as the network linking your home PCs, cellphones, and other smart gadgets.

** LANs are a crucial part of contemporary computer environments because they serve as the basis for resource sharing, local communication, and the smooth functioning of enterprises and organizations. They are essential for users to be able to work together, access shared data, and connect to global networks such Wide Area Network (WAN). **

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What is WAN Network?

A Wide Area Network (WAN) is a form of computer network that connects several Local Area Networks (LANs) and individual devices over vast geographic distances, spanning cities, nations, and even continents. Long-distance communication and data transfer are made easier by WANs, enabling remote areas to share resources and use centralized services. Here are several essential WAN traits and elements:

  • Geographic Coverage: WANs may cover vast areas, such as entire continents or nations, and have a wide geographic range. They are utilized to link LANs that are geographically separated.
  • Topology: Depending on the needs and design of the network, WANs can have a number of topologies, including point-to-point, hub-and-spoke, and mesh configurations.
  • Connection Technologies: WANs link far-flung places using a variety of technologies. Leased lines, optical fibers, satellite links, microwave links, and, most often, the internet are some of these technologies.
  • Devices: WANs link a range of hardware, including routers, switches, modems, and gateways, which control communication over the WAN and route data between LANs.
  • Purpose: WANs are used to facilitate long-distance communication and data transfer between distant sites. They are crucial for linking remote users, data centers, and branch offices to centralized resources, programes, and information.
WAN Network
What is WAN Network?
  • Data Transfer Speed: Depending on the technology utilized and the available bandwidth, WANs might have varied data transfer rates. There are many levels of speed, from very sluggish connections in rural regions to high-speed connections in urban areas.
  • Ownership and Control: Private corporations, telecommunications providers, or governmental organizations may own and control WANs. A global WAN can also encompass a piece of the public internet.
  • Security: Because WANs frequently carry sensitive data across great distances, security is a major problem. Data during transit is protected by security techniques including firewalls, virtual private networks (VPNs), and encryption.
  • Protocols: To facilitate communication and data sharing between devices and networks, WANs employ a variety of network protocols, including the Internet Protocol (IP).
  • Examples: The internet is one example of a WAN since it connects devices and networks all over the world. WANs in the corporate world link outlying offices to a main office, enabling data sharing and centralized services.

** WANs are essential for bridging great geographic gaps, promoting international communication, and enabling access to remote resources. They are essential to how big businesses, internet service providers, and telecommunications firms run. **

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Difference Between Lan and Wan Network

Computer networks may be divided into two categories: local area networks (LANs) and Wide area networks (WANs), and they differ in numerous important ways which are as follows :-

1). Geographic Coverage:

  • LANs (Local region Networks): LANs are intended to operate inside a specific geographic region, such as a single business, residence, or college. They often stay in a limited, specific location.
  • WANs (Wide Area Networks): On the other side, WANs span significantly wider geographic regions and can span whole continents, nations, or even cities. LANs that are geographically isolated are connected by WANs.

2). Distance:

  • LAN: Physical distances between connected devices in LANs are frequently not very great. Ethernet connections, Wi-Fi, and other short-range communication technologies are frequently used in their implementation.
  • WAN: WANs connect far-off LANs over larger distances using a variety of communication methods, including leased lines, optical fibers, satellite connections, or the internet.

3). Ownership and Control:

  • LAN: LANs are often owned, run, and managed by a single corporation or entity, such a business or a household.
  • WAN: WANs may include a number of businesses, service providers, or even be a component of the whole internet. They frequently call for cooperation and agreements amongst various entities.
Difference Between Lan and Wan Network
Difference Between Lan and Wan

4). Speed and Bandwidth:

  • LAN: Because LANs are constrained in size and the network equipment may be customized for local requirements, LANs often offer better data transfer rates and bandwidth.
  • WAN: Due to the wider distances and usage of different network technologies with differing performance capabilities, WANs may have slower data transmission speeds than LANs.

5). Latency:

  • LAN: Due to the shorter distance that data must travel between devices, LANs often have lower latency (delay) than WANs.
  • WAN: Due to the greater distance that data packets must travel, WANs can cause increased latency.

6). Cost:

  • LAN: Because they cover smaller regions and require less complicated infrastructure, LANs are often less expensive to set up and operate.
  • WAN: Due to the requirement for specialized equipment, long-distance communication lines, and continuous operating expenditures, WANs can be more expensive to construct and operate.

7). Security:

  • LAN: LANs are frequently contained to a single organization’s facilities, making it simpler to deploy and oversee security measures. As a result, LANs are generally thought to be more secure.
  • WAN: To safeguard data while it is being sent, WANs, particularly those that use the public internet, may face extra security issues.
Lan vs Wan


In conclusion, LANs are small-scale networks created for localized short-range communication inside a defined region, whereas WANs are large-scale networks that link LANs across great distances, frequently across cities, nations, or continents. The decision between LAN and WAN is based on the unique demands of the network and the required geographic coverage. We also provide the Difference Between Lan and Wan very easy manner.

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