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CCNA Network Fundamentals

Practice network devices, IPv4 and IPv6, subnetting, cabling, Ethernet and network architectures.

Study Tools

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Study guides

8

1 Networking Fundamentals and Architectures

Learn how networks connect devices, organize services, use layered protocols, and move data across local and interconnected networks.
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2 Network Devices and Their Roles

Learn how common network devices connect local devices, forward traffic, provide Internet access, and apply security rules.
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3 Network Cabling and Physical Media

Learn how copper and fiber-optic cabling carry network signals, how connectors and terminations affect link performance, and how to choose and verify cabling for a specific network link.
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4 Ethernet and Local Area Networks

Learn how Ethernet frames and MAC addresses carry data across a LAN, how switches forward traffic, and how link speed and duplex affect communication.
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5 IPv4 Addressing Fundamentals

Learn how IPv4 addresses, subnet prefixes, private address ranges, and default gateways determine local and external network communication.
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6 IPv4 Subnetting Practice

Learn how IPv4 prefixes and subnet masks define networks, calculate subnet boundaries and host ranges, and choose subnet sizes for addressing needs.
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7 IPv6 Addressing Fundamentals

Learn how IPv6 addresses are structured and written, what their address types and prefixes mean, and how interfaces obtain addresses and network information.
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8 Integrated Network Design and Practice

Learn how physical links, switching, VLANs, IP addressing, routing, and troubleshooting fit together in a small campus or office network.
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Quizzes

8

1 Networking Fundamentals and Architectures

A medium-difficulty quiz on networking fundamentals, architectures, devices, topologies, and data delivery.
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2 Network Devices and Their Roles

Practice identifying network devices by their roles, applying those roles to common network situations, and distinguishing what each device does.
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3 Network Cabling and Physical Media

A medium-difficulty quiz on selecting, installing, and checking network cabling and physical media.
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4 Ethernet and Local Area Networks

A medium-difficulty quiz on Ethernet frames, MAC addressing, switch forwarding, and link operation.
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5 IPv4 Addressing Fundamentals

A medium-difficulty quiz on IPv4 addressing, subnetting, private ranges, and routing decisions.
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6 IPv4 Subnetting Practice

Practice interpreting CIDR prefixes, selecting subnet sizes, and calculating IPv4 subnet boundaries, address ranges, and host capacity.
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7 IPv6 Addressing Fundamentals

A medium-difficulty quiz on IPv6 notation, address types, prefixes, and configuration.
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8 Integrated Network Design and Practice

A medium-difficulty quiz on integrated network design, IPv4 and IPv6 addressing, VLANs, and practical troubleshooting.
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Flashcards

8

1 Networking Fundamentals and Architectures

Review core networking concepts, architectures, devices, topologies, and how data travels between hosts.
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2 Network Devices and Their Roles

Learn how common network devices connect local devices, move traffic between networks, provide Internet and wireless access, and enforce security.
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3 Network Cabling and Physical Media

Review copper and fiber media, cabling performance and installation limits, connectors and pinouts, and how to choose and test a reliable network link.
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4 Ethernet and Local Area Networks

Learn how Ethernet frames, MAC addresses, and switches support communication on local area networks, along with key link behaviors.
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5 IPv4 Addressing Fundamentals

Learn how IPv4 addresses, subnet prefixes, private ranges, and default gateways determine local and Internet communication.
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6 IPv4 Subnetting Practice

Learn how IPv4 prefixes and subnet masks define networks, calculate address ranges, and guide subnet planning.
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7 IPv6 Addressing Fundamentals

Learn IPv6 address structure, notation, address types, subnet prefixes, and common interface configuration methods.
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8 Integrated Network Design and Practice

Review how network devices, VLANs, IP addressing, and layered troubleshooting work together in an integrated network.
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