scholarly journals APPLICATION OF COMBINED MODELS OF COMPUTER NETWORKS IN THE TRAINING PROCESS

Author(s):  
Vadym Abramov

An overview of computer network simulation tools is being conducted in order to create a methodology for studying the relevant disciplines in higher school. The analysis of positive and negative properties of virtual and physical means of simulation of computer networks is carried out. It is concluded that the best for educational institutions are combined models that are quite budget and allow to compile and study practically unlimited topologies of networks, as well as gain experience with real physical equipment. The analysis of virtual simulation tools shows that they contain the means of interaction of the virtual network with external real equipment. This makes it possible to create a composite platform in which part of the model is virtual and the part is actually physical. This allows budget funds to quickly create models of large numbers of networks and allows students to get more information on working with hardware in conditions close to real industrial networks. The platform of the combined modeling is very convenient to use for researching systems on the Internet of Things. It helps in designing to simulate and explore real-world control systems for a large number of virtual "Smart Things" that are presented in the new Cisco Packet Tracer 7.0 simulator. These virtual things can be controlled from external means of the real world through laptops, tablets, etc. Create realistic control programs and related software for this and adjust them in conditions of maximum approximation to reality. New modeling technologies are the basis for the emergence of new teaching methods that are used at the Kiev University of B. Grinchenko.

Author(s):  
М.Ю. Сергеев ◽  
Т.И. Сергеева

Описан подход к проектированию корпоративных компьютерных сетей с применением моделирующих систем. Предложена методика проектирования сети, выбора компонентов сети, настройки параметров работы сети, проверки работоспособности сети. Методика проектирования базируется на использовании CASE-средств моделирования сетей. Приведен алгоритм применения моделирующей системы Cisco Packet Tracer для проектирования компьютерной сети. An approach to the design of corporate computer networks using simulation systems is described. A methodology for designing a network, selecting network components, adjusting the parameters of the network, checking the operability of the network is proposed. The design methodology is based on the use of CASE network simulation tools. An algorithm for using the Cisco Packet Tracer simulation system for designing a computer network is presented.


2013 ◽  
Vol 397-400 ◽  
pp. 2090-2093
Author(s):  
An Hong Tian ◽  
Cheng Biao Fu

Due to the problem of network structure, security, redundant path in traditional network, this can be solved by Virtual Local Area Network (VLAN) technology. As the network laboratory in colleges and universities is not perfect because of high cost, a virtual simulation tools named Packet Tracer has been introduced to computer network experimental curriculum, this paper put forwards the detail design scheme by the example of VLAN with three switches, and provides the experiment and theoretical analysis and simulation verification .The practice has proved this method not only deepens students comprehension of network, but also cultivates the students' actual comprehensive ability.


2013 ◽  
Vol 411-414 ◽  
pp. 729-732
Author(s):  
An Hong Tian ◽  
Cheng Biao Fu

Computer network is one of the compulsory course for computer professional students, but students are boring for abstract network concepts, in order to improve the innovation of students, a virtual simulation tools named Packet Tracer is introduced into the classroom teaching, which can provide network simulation environment as real life with enough network equipment. This paper presents the configuration example of Open Shortest Path Firs Protocol, and proves the network connectivity simulation results, this is an efficient method for teaching and learning by visual emulator.


2019 ◽  
Author(s):  
Bayu Kurniawan

Computer network connection is a fundamental thing in a network because if a connection is problematic, then all types of applications that run through a computer network cannot be used. Cisco Packet Tracer can be used for simulations that reflect a picture of the computer network connection on the network system used. This paper designs two designs, namely the design with a star topology from one server using Cisco Packet Tracer software and connecting networks between computers. The results of this study are the connection between computer networks. This study was conducted to find out whether the server and client computers can communicate with each other


2018 ◽  
Vol 24 (1) ◽  
pp. 132-136
Author(s):  
Liska Mey Ika Sari ◽  
Puspanda Hatta ◽  
Endar Suprih Wihidayat ◽  
FENG Xiao

Usually in studying the practice of computer networks, it is encountered several obstacles such as (1) limited computer networks design tools, (2) limited learning time to design computer networks and (3) technical difficulties for finding the solutions of errors. To overcome those barriers as proposed in this study, computer network simulators were used. Computer network simulators were expected to help students designing and simulating networks planned to be applied to computer network practices. This study used two simulators to compare its effectiveness in assisting the students to learn computer networks, which were Cisco Packet Tracer and Graphical Network Simulator 3 (GNS3). This study was aimed to determine the difference of the influence of network simulators to (1) learning achievement, and (2) learning achievement improvement. The quasi-experiment method was used and data were collected through conducting testing before and after the utilization of the simulators. Based on the testing results it was concluded that (1) different effect of using Cisco Packet Tracer and GNS3, the average grade achievement in the class using GNS3 and using Cisco packet tracer were 76.67 and 70 respectively, and (2) improved learning achievement using GNS3 for around 35%, higher than using Cisco Packet Tracer.


Author(s):  
A. V. Podsadnikov ◽  
K. V. Rozov ◽  
S. V. Kratov

The article is devoted to the problem of professional training of university students in the field of computer networks in the absence of specialized laboratories. The solution to this problem is the use of computer networks simulation tools. The authors presented thematic plan for studying the discipline ≪Computer networks and the Internet≫. The article considers domestic and foreign experience of using computer networks simulation tools. Based on the eight criteria identified by the authors, the analysis was carried out of the most popular software in the academic environment for computer networks modeling: Cisco Packet Tracer, GNS3, NS-3, EVE-NG, OMNeT++. As a result of the analysis and comparison, it was concluded that the Cisco Packet Tracer software product is the most preferred modeling environment in the conditions of a pedagogical university. The example of using the Cisco Packet Tracer modeling system within the training course ≪Computer networks and the Internet≫ is given, demonstrating the solution of a practice-oriented problem. The example shows the possibility of simulating switching, server, user equipment in the Cisco Packet Tracer environment; the ability to work with wireless networks. The principles of setting up server hardware and related software are considered.


2020 ◽  
Author(s):  
NOVALDY FIQRI ◽  
Hilmayani ◽  
Pandu Pratama Putra M.Kom

The design of a computer network is an essential and important instrument in institutions or universities, one of which is at the Riau Province Sports High School. To support maximum human resource performance, the Riau Province Sports High School applies the use of computer networks to manage administration and teaching and learning processes, so that the use of computer networks is urgently needed. Then it is necessary to have a better and more efficient network system to regulate information sharing, so as to facilitate access to information between employees in Riau Province Sports High School. This research uses simulation and implementation methods. Data collection is done by library research, observation and interviews. Before the implementation of computer network design that was built in the Riau Province Sports High School Building will be simulated with Cisco packet tracer in accordance with the data already obtained (needs analysis). The results of this study are network design used for the Riau Province Sports High School building. The network created can facilitate the performance of employees and instructors of Riau Province Sports High School. The design is done as well as possible so that the School does not have difficulties when doing network development.


2021 ◽  
Vol 51 (3) ◽  
pp. 9-16
Author(s):  
José Suárez-Varela ◽  
Miquel Ferriol-Galmés ◽  
Albert López ◽  
Paul Almasan ◽  
Guillermo Bernárdez ◽  
...  

During the last decade, Machine Learning (ML) has increasingly become a hot topic in the field of Computer Networks and is expected to be gradually adopted for a plethora of control, monitoring and management tasks in real-world deployments. This poses the need to count on new generations of students, researchers and practitioners with a solid background in ML applied to networks. During 2020, the International Telecommunication Union (ITU) has organized the "ITU AI/ML in 5G challenge", an open global competition that has introduced to a broad audience some of the current main challenges in ML for networks. This large-scale initiative has gathered 23 different challenges proposed by network operators, equipment manufacturers and academia, and has attracted a total of 1300+ participants from 60+ countries. This paper narrates our experience organizing one of the proposed challenges: the "Graph Neural Networking Challenge 2020". We describe the problem presented to participants, the tools and resources provided, some organization aspects and participation statistics, an outline of the top-3 awarded solutions, and a summary with some lessons learned during all this journey. As a result, this challenge leaves a curated set of educational resources openly available to anyone interested in the topic.


2017 ◽  
Vol 2017 ◽  
pp. 1-13 ◽  
Author(s):  
Dávid Hrabčák ◽  
Martin Matis ◽  
L’ubomír Doboš ◽  
Ján Papaj

In the real world, wireless mobile devices are carried by humans. For this reason, it is useful if mobility models as simulation tools used to test routing protocols and other MANET-DTN features follow the behaviour of humans. In this paper, we propose a new social based mobility model called Students Social Based Mobility Model (SSBMM). This mobility model is inspired by the daily routine of student’s life. Since many current social based mobility models give nodes freedom in terms of movement according to social feeling and attractivity to other nodes or places, we focus more on the mandatory part of our life, such as going to work and school. In the case of students, this mandatory part of their life is studying in university according to their schedule. In their free time, they move and behave according to attractivity to other nodes or places of their origin. Finally, proposed SSBMM was tested and verified by Tools for Evaluation of Social Relation in Mobility Models and compared with random based mobility models. At the end, SSBMM was simulated to examine the impact of social relations on routing protocols.


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