What Is Logical Networks?

The logical networks? What are they? If you are searching for it then you are in the right place. Here I will tell you about the different terms and points that are related to the logical network. You will come to understand the diagram of the logical network and its elements. Some of the basic things that are important to know are also described in this article so that you will understand the logical network in detail. You will find the components in the logical topology in this topic. So let us start reading the interesting information on the logical networks.

What Is Logical Networks?

A logical network is a graphical image of a network that is represented virtually. These are the network on which the user can work as a completely independent. This is a self-contained network with being just a part of a wider network or a local area network. It may also be an organization formed by several different networks and represented as a single network. This is frequently used in integrated networks where physical and virtual networks coexist. 

As a result, different networks may be combined to form a single logical network for simplicity and functionality. This definition is key for distributed applications since it connects the distributed components as a single group or body.

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Logical Networks Diagram

A diagram of the logical network helps in displaying how the data behaves within the network devices. In it, the data flow is represented with the help of lines. Logical connection diagrams are involved with the operation of data links through a computer network which may reveal how computers interact with one another. While the diagram contains nodes similar to those seen in a physical network diagram, such as servers, routers, and switches, the lines reflect data flow instead of physical cabling.

A logical network can be made up of components from various networks of machines distributed all over the world, such as in a multinational organization where the computers of site managers from multiple countries could be linked as a single logical network to foster fast and easy connectivity.

Elements Of Logical Networks

Some of the Network Logical elements are given in the following. Have a look at them.

  • Specific Routing Protocols
  • Routing Domains
  • Voice Gateways
  • Subnets 
  • IP Addresses
  • Vlan Id
  • Subnet Masks
  • Routers 
  • Firewalls
  • Traffic Flow
  • Network Segments

Components Logical Networks

The knowledge being transferred from source to destination is the logical component of a network. The user information, known as data, is transported through the network within a frame. There are three components as Frame header, Frame data, and Fram trailer.

What Is the Use Of Logical Networks?

The use of a logical network helps in notifying network administrators. 

  • The admin networks can run system inventory, provide a detailed analysis of their system. This is useful for viewing which nodes are up and running. 
  • In a logical network, you will get to know how their infrastructure performs under different loads.
  • Administrators should use diagrams to achieve a visual understanding of which networks are and are not subject to clear regulations, and then secure those networks if specified. 
  • The logical network may be essential for showing compliance with key regulations which can necessarily involve unique, protected infrastructure.
  • You can use a logical network for sharing network information without sharing the physical information of the network.
  • For planning the capacity the logical network can be used.

SCVMM Logical Networks

Physical networks are known as logical networks in System Center Virtual Machine Manager. Logical networks are a good way to classify the physical network model. Logical network configurations will correspond to or represent the physical network environment. VMM allows you to link several sites and subnets to a single logical network. Although a dynamic host configuration protocol server is typically the default method for assigning IP addresses. There may be a need to create an IP address database for use by a logical network.


What Is A Logical Network Diagram?

A logical network diagram helps in displaying how the data behaves within the network devices. In it, the data flow is represented with the help of lines. Logical connection diagrams are involved with the operation of data links through a computer network which may reveal how computers interact with one another.

What Is A Logical Interface In Networking?

A logical interface is a software unit composed of an IP address and several attributes such as a role, a firewall policy, a home port, a home node, a list of ports, and a routing group for dynamic routing purposes. Configuration is used to construct logical interfaces.

What Is The Difference Between Logical And Physical Topology?

Below is the difference between logical and physical topology. Let see what it is in the following.

  • In the logical topology, the logistics of a network dealing with data transfer are represented. While in the physical topology, the physical layout of the network is represented.
  • There is no interfering or manipulating going on in the logical topology. The physical topology helps in the modification of the layout depending upon the requirement.
  • The high-level data flow representation is observed in the logical topology. In the physical topology, the transmission with the actual route is observed mainly.
  • In the logical topology, the network data path is followed. While in the physical topology the network physical connection is the main concern.
  • The logical topology can be executed in the bus and rings topologies. Whereas the physical topology is arranged in ring, star, bus, and mesh topologies.
  • The delivery of data packets and speed are impacted because of the logical topology. In the physical topology the cost, scalability, and the capacity of bandwidth are impacted which are based on device selection and availability.

What Is A Physical Network?

The physical network is the network that is made up of the physical hardware parts that are connected. A physical network is the number of physical hardware components that create a network. This network is made of the parts such as routers and cables. It has little to do with the automated logical network that people see as they log into their machines and go to the networks page.

What Is Used To Partition A Network Into Different Logical Networks?

A subnetwork is used for the partition to form the different logical networks from a network.   Subnetting is the method of separating a network into two or more networks from a single network. It is a logical division of an IP network.

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What Are Logical Unit Numbers Used For Within Storage Area Networks?

A logical unit number is a number in data storage that is used to describe a logical unit. It is an interface handled by the small computer system interface protocol or storage area network protocols that encrypt a small computer system interface. In this interface examples such as fiber channel or transport layer protocol are present.

What Is Logical Network Topology?

A logical topology is a concept in networking that defines the architecture of the communication mechanism for all nodes in a network. Using network equipment such as routers and switches, the logical topology of a network can be dynamically maintained and reconfigured.

What Are Logical Network Components?

In a logical network diagram, you can see elements such as routing domains, network objects (firewalls and routers), subnets (VLAND IDs, IP addresses, subnet mask), voice gateways, and specific routing protocols, network segments, and traffic flow.

Is A VLAN A Logical Network?

A virtual LAN (VLAN) is a logical overlay network that groups together a subset of devices that share a physical LAN, isolating the traffic for each group.

Is A Subnet A Logical Network?

More specifically, subnets are a logical partition of an IP network into multiple, smaller network segments. The Internet Protocol (IP) is the method for sending data from one computer to another over the internet. Each computer, or host, on the internet has at least one IP address as a unique identifier.

What Is A Logical Network Design?

The logical network design is composed of segregated networks that are implemented physically using virtual local area networks (VLANs) defined by network switches. The internal network uses private IP address space (10.0. 0.0) for security and portability advantages.

What Is The Purpose Of Logic Network?

A logical network is a model of the connection between entities in which each entity is defined by a node, and the links between nodes represent the connections. The goal of using this model is to understand how different parts of an organization are related to one another.


In this article, we learned about logical networks in detail. Here I explained about the different points that were important which you should know. These important points will help you in understanding the logical network in an easy way. You must have seen the logical network representation in the up. In this topic, your doubts that were related to the logical network must have got cleared. So this was a helpful article that had all the general data of the logical networks.

What is a logical network example

What is logical network?