Practical Networking Course

Source :

https://www.practicalnetworking.net/index/networking-fundamentals-how-data-moves-through-the-internet/

Networking Fundamentals

Lesson 1a – Network Devices — Hosts, IP Addresses, Networks

Lesson 1b – Network Devices — Repeaters, Hubs, Bridges, Switches, Routers

Lesson 2a – OSI Model — Layer 1, Layer 2, Layer 3

Lesson 2b – OSI Model — Layer 4, Layer 5/6/7, Encapsulation/De-Encapsulation

Lesson 3a — Everything Hosts do when speaking to hosts on the Same network

Lesson 3b — Everything Hosts do when speaking to hosts on a Foreign network

Lesson 4a — Everything Switches do to facilitate communication

Lesson 4b — Everything Switches do to facilitate communication

Lesson 5a – Everything Routers do to facilitate communication

Lesson 5b – Everything Routers do to facilitate communication

Lesson 5c – Router Hierarchies and Route Summarization

Lesson 6 – Network Protocols – FTP, SMTP, HTTP, SSL, TLS, HTTPS, DNS, DHCP

Lesson 7 – Packet Traveling – Host, Switch, Router, Router, Host

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Lesson 1a – Network Devices — Hosts, IP Addresses, Networks

Lesson 1b – Network Devices — Repeaters, Hubs, Bridges, Switches, Routers

Lesson 2a – OSI Model — Layer 1, Layer 2, Layer 3

Lesson 2b – OSI Model — Layer 4, Layer 5/6/7, Encapsulation/De-Encapsulation

Lesson 3a — Everything Hosts do when speaking to hosts on the Same network

Lesson 3b — Everything Hosts do when speaking to hosts on a Foreign network

Lesson 4a — Everything Switches do to facilitate communication

Lesson 4b — Everything Switches do to facilitate communication

Lesson 5a – Everything Routers do to facilitate communication

Lesson 5b – Everything Routers do to facilitate communication

Lesson 5c – Router Hierarchies and Route Summarization

Lesson 6 – Network Protocols – FTP, SMTP, HTTP, SSL, TLS, HTTPS, DNS, DHCP

Lesson 7 – Packet Traveling – Host, Switch, Router, Router, Host