Network fundamentals, subnetting, and networking practice platforms.
Subcategories
- Network Fundamentals - 10 resources (8 free, 2 freemium, 0 paid)
- Network Labs & Simulation - 8 resources (6 free, 2 freemium, 0 paid)
All Resources (18)
Network Fundamentals
- Learning About Electronics - Networking Quizzes Free
- Free networking quizzes covering TCP/IP, subnetting, and network fundamentals.
- NetSandbox Free
- Browser-based network design tool with drag-and-drop topology builder, protocol validation, and STP/OSPF/BGP simulation.
- Open Networking Lab Free
- Free browser-based network simulator from the Open University for designing, configuring, and testing virtual networks.
- OSI Model Simulator Free
- Interactive OSI layer simulator showing step-by-step data encapsulation through all seven layers with real protocols.
- PacketTrainer Free
- Free interactive Cisco IOS command exercises with simulated terminal and instant validation.
- ProProfs Networking Quizs Free
- Free networking quizzes covering various networking topics.
- Subnetting Practice Free
- Free subnetting questions and practice tests for CCNA exam preparation.
- Subnetting.net Free
- Free subnetting practice questions and tutorials with multiple difficulty levels.
- Connected Dots Online Freemium
- Interactive browser-based network device simulators for subnetting, VLANs, routing, OSPF, and DHCP with hands-on labs.
- NetworkAcademy.io Freemium
- CCNA practice tests and quizzes covering OSI model, IP addressing, routing, and switching fundamentals.
Network Labs & Simulation
- Cisco Packet Tracer Free
- Free network simulation tool from Cisco for practicing routing, switching, and network configuration.
- CTF Academy - Network Forensics Free
- Free network forensics challenges teaching protocol analysis and Wireshark packet inspection skills.
- Inventive HQ Firewall Rule Simulator Free
- Interactive browser-based firewall rule simulator to build, test, and analyze firewall rulesets.
- Kurose/Ross Wireshark Labs Free
- Free hands-on Wireshark labs covering HTTP, DNS, TCP, UDP, IP, NAT, DHCP, and more protocols.
- Malware Traffic Analysis Free
- Free PCAP-based traffic analysis exercises for learning network forensics and packet inspection.
- NetworkDirection Labs Free
- Free pre-built network labs for Cisco CML and VIRL covering routing, switching, and security topics.
- Cybrary Freemium
- Free virtual network labs covering segmentation, routing, and infrastructure skills with guided exercises.
- NetPilot Freemium
- Browser-based multi-vendor network simulator with real Cisco, Juniper, Arista, and Nokia CLIs.