Network courses can help you learn network architecture, protocols, security measures, and troubleshooting techniques. You can build skills in configuring routers and switches, managing network traffic, and implementing security policies. Many courses introduce tools like Wireshark for network analysis and Cisco Packet Tracer for simulation, allowing you to practice real-world networking scenarios and understand how different components interact within a network.

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Security, Network Protocols, Network Architecture, Network Performance Management, Network Monitoring, Role-Based Access Control (RBAC), Network Troubleshooting, Network Administration, Computer Networking, TCP/IP, Network Planning And Design, Cybersecurity, Routing Protocols, Firewall, Network Routing, Network Analysis, IT Infrastructure, Cloud Computing, Automation
★ 4.8 (20) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Network Security, Hardening, Network Protocols, Cloud Security, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Vulnerability Assessments, Computer Networking, Cybersecurity, General Networking, Network Model, Network Infrastructure, Firewall, Security Controls, Cloud Computing, Virtual Private Networks (VPN)
★ 4.8 (7.2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Network Infrastructure, Cyber Attacks, Computer Security Incident Management, Operating Systems, Linux, Bash (Scripting Language), Databases
★ 4.8 (72) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Networking Hardware, Network Security, TCP/IP, Network Protocols, Network Administration, Endpoint Security, Routing Protocols, Network Routing, Cybersecurity, Endpoint Detection and Response, Cyber Threat Intelligence, Firewall, Network Infrastructure, Network Architecture, Intrusion Detection and Prevention, Local Area Networks, General Networking, Dynamic Host Configuration Protocol (DHCP), Network Routers, Data Loss Prevention
★ 4.7 (3.5K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Networking, Network Troubleshooting, Network Administration, TCP/IP, General Networking, Network Architecture, Routing Protocols, Network Protocols, Networking Hardware, OSI Models, Network Routers, Network Routing, Network Infrastructure, Dynamic Host Configuration Protocol (DHCP), Network Security, Wireless Networks, Network Model, Data Integrity
★ 4.7 (53K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, TCP/IP, Network Troubleshooting, OSI Models, Network Switches, Data Centers, Network Routers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Administration, General Networking, Network Routing, Virtualization and Virtual Machines, Computer Networking, Virtual Machines, Network Monitoring, Network Model, Networking Hardware, Local Area Networks
★ 4.8 (63) · Intermediate · Specialization · 3 - 6 Months

NVIDIA
Skills you'll gain: OSI Models, TCP/IP, Data Centers, Network Protocols, Network Infrastructure, Local Area Networks, Network Architecture, General Networking, Networking Hardware, Network Planning And Design, Computer Networking, Network Switches, Network Routing, Network Model
★ 4.6 (691) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Ansible, Devops Tools, Development Environment, Postman API Platform, Restful API, Authentications, YAML, Software Development Tools, Software Development Methodologies, Network Model, IT Automation, CI/CD, DevOps, Network Engineering, Network Architecture, Network Administration, Application Programming Interface (API), Scripting, Network Protocols, Network Routing
★ 4.7 (162) · Beginner · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Malware Protection, Network Monitoring, TCP/IP, Network Infrastructure, Network Protocols, Firewall, Computer Security, Network Analysis, Exploitation techniques, General Networking, Authorization (Computing), Web Applications, Security Controls, Identity and Access Management, Authentications
★ 4.8 (736) · Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Communication Systems, Telecommunications, Network Routing, Network Architecture, Network Planning And Design, General Networking, Computer Networking, Network Infrastructure, System Programming, Application Programming Interface (API), Data Integrity
★ 4.6 (2.4K) · Intermediate · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: SQL, Linux, Endpoint Security, Database Management, Incident Response, Relational Databases, Network Security, Database Systems, Vulnerability Scanning, Computer Security Incident Management, Security Management, Databases, Linux Administration, File Systems, Routing Protocols, OSI Models, Application Development, Remote Access Systems, Scripting, MySQL
★ 4.7 (352) · Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, Cloud Services, TCP/IP, Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Network Architecture, Virtual Networking, Wide Area Networks, Network Protocols, Cloud Computing Architecture, Cloud Platforms, Network Routing, Linux Administration, Network Troubleshooting, Linux, Kubernetes, Network Switches, Terraform
★ 4.6 (119) · Intermediate · Specialization · 3 - 6 Months
A network refers to a collection of interconnected devices that communicate with each other to share resources and information. It is crucial in today's digital age as it enables communication, data sharing, and collaboration across various platforms and devices. Understanding networks is essential for businesses and individuals alike, as they form the backbone of modern technology, facilitating everything from internet access to cloud computing.‎
Careers in network-related fields are diverse and growing. You might consider roles such as Network Engineer, Network Administrator, Systems Engineer, or Network Security Specialist. These positions often involve designing, implementing, and managing network systems, ensuring their security and efficiency. With the increasing reliance on technology, skilled professionals in networking are in high demand across various industries.‎
To succeed in network roles, you should develop a range of skills. Key competencies include understanding network protocols, familiarity with hardware and software, and knowledge of network security principles. Additionally, skills in troubleshooting, problem-solving, and communication are vital, as they enable you to work effectively with teams and address technical issues as they arise.‎
There are many excellent online courses available for learning about networks. For instance, the Akamai Network Engineering Professional Certificate offers a comprehensive overview of network engineering principles. Additionally, the CompTIA Network+ (N10-008) Specialization is a great option for those looking to prepare for certification and gain foundational knowledge.‎
Yes. You can start learning computer networking on Coursera for free in two ways:
If you want to keep learning, earn a certificate in computer networking, or unlock full course access after the preview or trial, you can upgrade or apply for financial aid.‎
To learn about networks, start by identifying your specific interests within the field. You can explore online courses, attend workshops, or participate in community forums. Hands-on practice is also essential; consider setting up your own home network or using simulation tools to gain practical experience. Engaging with online communities can provide support and additional resources.‎
Typical topics covered in network courses include network architecture, protocols, security measures, and troubleshooting techniques. You may also learn about cloud networking, network automation, and the principles of network design. These courses often blend theoretical knowledge with practical applications, ensuring you gain a well-rounded understanding of the field.‎
For training and upskilling employees in networking, consider programs like the Advanced Network Security Specialization or the Google Network Security Specialization. These courses are designed to enhance skills and knowledge in network security and management, making them ideal for workforce development.‎