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The development of information and communication technology requires students to have digital literacy and communication skills as essential competencies for the 21st century. However, limited infrastructure and low technological literacy remain obstacles in a number of schools, including Moria High School in Sorong City. This activity aims to improve computer network technology literacy and students' speaking skills through a hands-on, practice-based training approach. The method used is qualitative with stages of observation, socialization, training, and evaluation. Computer network training includes an introduction to basic networking concepts, cabling practices, and network simulations using Cisco Packet Tracer. While speaking skills training is conducted through role-play techniques, repetition, and direct feedback. The results of the activity showed an increase in students' understanding of computer network technology, technical practical skills, and increased confidence and clarity in speaking. Evaluations showed that most participants were able to apply the material presented conceptually and practically. Thus, this activity has proven effective in improving students' computer network technology literacy and speaking skills as preparation for facing 21st-century learning and the world of work in the digital era.

The rapid development of information and communication technology demands the education sector to strengthen digital literacy, particularly in mastering computer networks. Observations at SMK Taruna Bakti Baturraden revealed that 10th-grade students face difficulties in understanding basic network concepts such as topology, hardware, IP addresses, and the use of Cisco Packet Tracer. This study aims to measure the effectiveness of interactive teaching methods in improving students' understanding. The activities were carried out through stages including observation, module preparation, delivery of interactive materials, and evaluation. The learning process involved participatory presentations, discussions, and hands-on simulations. Evaluation was conducted using quizzes and student reflections. The results showed a significant increase in students' understanding of networking concepts and enthusiasm in learning network technologies. Furthermore, the activity enhanced students' digital literacy through a practical approach and the use of simulation applications. These findings indicate that interactive teaching methods are effective in improving computer network comprehension and can serve as a replicable digital literacy-based learning model in other vocational schools.

Training "Dynamic Routing and Virtual LAN Simulation for Networks Using Cisco Packet Tracer" at PT. The Pangranggo Data Bridge (JDP) East Lombok aims to increase the knowledge and skills of apprentice students in the field of computer networks. In this training, participants from the Computer and Network Engineering department were introduced to the basics of networking, dynamic routing, and VLANs using Cisco Packet Tracer as a simulation tool. Through a learning method that includes preparation, implementation and evaluation for seven days, this training succeeded in strengthening theoretical understanding and increasing participants' practical abilities in network configuration. Evaluation results show significant improvements in mastery of dynamic routing and VLAN concepts, preparing participants for challenges in the world of work with relevant practical skills. This training also contributes to the development of a more efficient and integrated network infrastructure

In an increasingly modern era, developments in information and communication technology continue to take place in parallel. There are various telecommunications systems that have been developed, allowing humans to communicate effectively, both directly and over long distances. With the evolution of telecommunications systems, the variety of systems used continues to grow, offering various ways for us to interact. This research aims to explore the efficiency of a topology that has been proven previously, by creating relevant simulations using the Cisco Packet Tracer application. Through this simulation, it can be proven that the bus topology still has high competitiveness in telecommunications infrastructure, especially in the connection process between servers and other devices. Researching and understanding the performance of topologies like this is important for optimizing our modern communications systems.

In this digital era, network speed is very important, because nowadays many people use the internet as a companion in various events. Data communication is one of the means to allow several devices to communicate with each other. To simplify and speed up network usage, the Transmission Control Protocol (TCP) and User Datagram Protocol (UDP) protocols are used as the transport layer during data transfer. In running this simulation using the Cisco Packet Tracer simulation application using bus topology as the topology type.

In the present day, many have used communication tools to share data as text, video, images, or sound and the like. There is a speed of data transmission depending on the delivery method, if there is a system error then the data is likely not to be sent, therefore there are various types of data managers so that there are no obstacles or errors during the data transmission process. The star topology was chosen for its advantages in network management, trouble shooting and providing reliable and easy-to-organize connectivity. The main focus is to evaluate the efficacy and effeciency of the star topology in handling different amounts of data traffic using performance characteristics including packet loss, jitter, delay, and throughput. And the use of switching in the star topology can provide optimal and stable performance under high traffic load can provide reliability and efficiency in data traffic management.

One important technique for understanding and analyzing computer network performance is TCP/IP simulacrum. In this research, we simulate a TCP/IP network using the bus topology as a model. We use the Cisco Packet Tracer simulated network topology builder to create a bus topology and implement the TCP/IP protocol. The simulation results provide more accurate understanding of how the TCP/IP protocol functions within a bus network. We analyze network performance in terms of throughput, latency, and packet loss. The analysis's findings indicate that bus topologies have a certain amount of leeway in network operations, particularly when a collision occurs. However, this simulation offers a valuable tool to improve computer network design and management.      

This study aims to analyze the performance of the OSPF routing protocol in a tree topology using the Cisco Packet Tracer simulator with a router configuration, and a PC/computer. This research involves building a tree topology consisting of several router nodes and PC/computers, where OSPF is implemented to manage routing. Tests were conducted using steady ping on PC to PC, PC to router and PC to server to measure network performance in terms of latency and reliability. The test data was analyzed to evaluate OSPF convergence, network stability and rounting efficiency. The results of this study provide insight into the effectiveness of OSPF in a tree topology.

This journal reviews the use of Cisco simulators in building and analyzing ring topology networks and the routing protocols used in them. Ring topology is one of the commonly used network topologies where all nodes are directly connected to form a circle. The routing protocol in ring topology uses Bellman Ford and Dijkstra algorithms to determine the best path. The main focus of this research is on Enhanced Interior Gateway Routing Protocol (EIGRP), a routing protocol developed from Interior Gateway Routing Protocol (IGRP). EIGRP enables fast convergence and efficiency in data transmission in the network. The research methods used are literature and simulation methods using Cisco Packet Tracer software.    

In the era of digital communication, access speed and data security are crucial. The study evaluated network topology, focusing on tree topology using simulations with Cisco Packet Tracer. Tests highlighted stability, latency, throughput, and bottleneck potential. Data transmission time information is key in assessing network performance. Test results are important for optimizing performance and identifying areas of improvement in the network. In conclusion, monitoring network performance is an important step for operational efficiency and security.    

Data networks are the lifeblood of modern life, connecting people and information at high speeds. Frame Relay technology plays an important role in delivering efficient and reliable data connectivity, like a water pipe that flows information seamlessly. Specifically designed for Wide Area Network (WAN), Frame Relay works at layer 2, optimizing data transmission between remote locations. This research uses experimental research. Experimental research is a manipulative process that needs to be carried out by applying certain treatments/treatments to research subjects and observing/measuring the effects. This research was conducted by looking at the results of the ping test on Router 1, Router 2 and Router 3 in sending messages over the network in 1 cloud The "ping" command is used to test the network connection by sending packets to the specified IP address. The results of the "ping" command show that the network connection to IP address 192.168.5.100 can be guaranteed successfully, with an average response time of about 16 ms. The frame relay circuit on the cloud router uses frame relay technology to send data between connected devices. The cloud router becomes the center of the frame relay network and manages the data traffic between the devices. IP network configuration can be done automatically through DHCP Ping also shows that the network is reliable with a minimum response time of 13 ms, a maximum of 19 ms, and an average of 16 ms.

Data communication is a field of science that studies the process of sending data, as well as how data can be received from sending and receiving terminals. A computer network is a set of "interconnections" between 2 or more autonomous computers connected by cable or wireless transmission media. Cisco packet tracer is a network simulation application developed by Cisco as a simulator as a learning medium for Cisco devices. Peer-to-Peer (P2P) network simulation using Cisco Packet Tracer software is an effective method for understanding, designing, and analyzing P2P networks in a controlled environment. The method used is literature study and carrying out simulation practice on Cisco Packet Tracer software to simulate a network. This research method aims to outline the steps and procedures required to simulate a Peer-to-Peer (P2P) network using Cisco Packet Tracer software. This abstract presents a brief view of the simulation approach used to model and examine the performance of a P2P network using Cisco Packet Tracer contains implementation steps for peer to peer network simulation. Through simulation, in-depth performance analysis can be carried out on various aspects of P2P networks, such as throughput, latency and reliability. This allows researchers and practitioners to understand how P2P networks behave under various conditions. Thus, P2P network simulation with Packet Tracer provides a useful tool for researchers and practitioners to understand and optimize P2P network performance in various scenarios.

Cellular networks play an important role in modern life with the availability of flexible connectivity in various places, fast internet access and communication services and are a reference for innovation and economic growth. However, the complexity of cellular networks requires careful planning and management, this is to ensure a reliable and safe service. The method used in designing cellular networks is the simulation method, namely by using Cisco Packet Tracer software and literature studies from various references. The results of cellular network simulations using this software can show superiority in designing, configuring and testing cellular networks. Apart from that, this software also provides complete features to meet several needs, starting from the process of creating a network topology, configuring IP addresses, activating DHCP services and HTTP services, to testing connections using PDU samples between smartphone devices and servers. With the successful connection test, it can be concluded that the settings and services on the cellular network have been tested and verified using Cisco Packet Tracer. This has shown that the software used is very effective in simulating and testing cellular networks.

The use of Cisco Packet Tracer software in simulating computer networks is related to data communications. The steps explained include creating a network topology by selecting the end device, determining the IP address as the device identity, configuring the HTTP service including settings for the web server and PC, checking the connection via a web browser and carrying out live simulations. thoroughly using PDU samples. Then the simulation can be said to be successful if the sample PDU shows a tick on the PC device and the simulation display on the panel matches the settings in the sample PDU that have been determined, namely from the web server to the PC or from the PC to the web server. The entire explanation can provide practical guidance in using Cisco Packet Tracer software to simulate computer networks, namely by focusing on data communications and HTTP service configuration.

This research uses Cisco Packet Tracer as a simulation tool for implementing WI-FI technology in a star topology. WI-FI technology is a wireless communication technology that allows electronic devices to connect wirelessly to a local area network (LAN). Star topology is one of the most commonly used network topologies, especially in wide local area networks (WLAN). This research uses Cisco Packet Tracer to model and simulate a star topology in WI-FI. This framework utilizes powerful simulation tools to facilitate network management and monitoring. Star topology can improve network performance because each device has a direct communication path to the access point. This research provides information about the basic concepts of WI-FI technology, introduces star topology and explains its implementation using Cisco Packet Tracer.

As time goes by, existing technology continues to develop, one of which is network communication technology. LAN Computer Network or Local Area Network is a computer network consisting of several computers connected to each other in a relatively small area such as a building, campus or office. This research was conducted to see how a LAN network works to deliver data or information. This research is a type of descriptive research. The methods used in this research are literature study and simulation methods. The simulation is carried out using the Cisco network application. As a result, the Cisco application can project the working principles of a LAN network.

:  Limitations in komputer network practicum, causing only relying on theory and tests. During the pre-test, there were 8 students whose learning outcomes had not been completed. This study aims to improve student learning outcomes using project-based learning models. The object of this research is students in the 4th semester of komputer education, FKIP, Universitas Mulawarman. The software used in making the project is a Cisco packet tracer with a choice of komputer network projects. The type of research used is classroom action research in the form of projects and tests to get maximum learning outcomes. Learning outcomes are obtained from a combination of project scores and tests from cycle I and cycle II. Based on the research results in cycle I and cycle II, it can be concluded that there is an increase in student learning outcomes through the application of project-based learning. Suggestions for research need to examine other variables such as creativity and learning activities because project-based learning requires a lot of observation of group work in monitoring. in the classroom

The purpose of this article aims to analyze technological developments in the industrial sector. SCADA requires a communication protocol. To increase efficiency in the industrial world, the SCADA system has been widely used in various industrial fields, such as manufacturing, power generation, oil and gas, telecommunications and transportation. Control over the arrangement of an electric power distribution network can be effective and efficient and will be equipped with a SCADA system. Control of the electric power network based on the SCADA system is really necessary considering that the growth of electric power is very high and adds to the increasing complexity of the electric power network system. The SCADA system ((Supervisory Control And Data Acquisition) itself is a system created for data retrieval, storage, analysis and also for controlling a plant/system that has been used remotely.                                                                        

Network traffic has increased exponentially, revenue has not maintained the same pace. New methods should be explored to reduce this gap between traffic and revenue. While the OTN protocol implemented via DWDM offers many management and control area benefits, overall network CAPEX can be minimized in the design phase by planning both layers simultaneously. Multilayer redirection finds a middle ground between opaque and transparent networks across all traffic volumes. Cisco is the main equipment that is commonly used in Wide Area Networks or Wide Area Networks (WAN). With a Cisco router, information can also be forwarded to the address to be addressed. In this study, discusses the Optical Transport Network (OTN) and how the network topology forms in Cisco Packet Tracer 6.2 software.

Metro ethernet merupakan teknologi yang mampu menjangkau kota besar bahkan metropolitan agar bisa melayanai kebutuhan teknologi saat ini. Packet Tracer adalah sebuah software simulasi teknologi jaringan luas yang memungkinkan siswa untuk melakukan percobaan dengan membuat suatu jaringan dan mengembangkannya. Adapun tujuan penulisan artikel ini untuk membuat sebuah simulasi rancangan jaringan transport metro ethernet dengan bantuan aplikasi cisco packet tracer. Metode yang Metode yang digunakan adalah kualitatif dengan Teknik pengumpulan data berupa studi litelatur dan membuat sebuah rangkaian simulasi di aplikasi cisco packet tracer.Untuk  membuat suatu simulasi metro ethernet antar cabang bank yang dimana bank ini mempunyai 3 cabang yaitu Jakarta, Semarang dan Surabaya. Cabang-cabang tersebut mempunya 3 bagian yaitu: teller, CS dan audit. Dimana antara bagian terkomunikasi dan sesama bagian antar cabang bisa saling berkomunikasi.