COURSE

Computer Networks

Let's delve a little deeper into computer networks and network protocols, beyond the basics of the introductory course. A prerequisite for this is, for example, proficiency in Nmap and Wireshark courses.

DIFFICULTYBEGINNER

ESTIMATED TIME2h 25min

COURSE MODULES

0X1DEMONSTRATION

Data networks and the TCP/IP model

0X2BASIC LAYER (LINK LAYER)

Physical media of information networks

Hubs and switches

MAC addresses

ARP (Address Resolution Protocol)

0X3INTERNET LAYER

IP addresses

Subnets, netmasks and CIDR notation

Gateways and routing

IP protocol

ICMP (Internet Control Message Protocol)

0X4TRANSPORT LAYER (TRANSPORT LAYER)

TCP (Transmission Control Protocol)

UDP (User Datagram Protocol)

0X5APPLICATION LAYER (APPLICATION LAYER)

DNS (Domain Name System)

DHCP (Dynamic Host Control Protocol)

0X6PRACTICE

Computer Networks - Practice the Learned Material

LAB

Hakatemia Pro

Learn to hack — start here

Hundreds of interactive courses, virtual labs and CTF challenges in your browser. Start a free trial — no card required.