Let's get to know information networks and network protocols in a little more depth than the basic course. A prerequisite for getting by, for example, with Nmap and Wireshark courses.

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.

Data networks and the TCP/IP model

Demonstration

Physical media of information networks

Hubs and switches

MAC addresses

ARP (Address Resolution Protocol)

Basic layer (Link layer)

IP addresses

Subnets, netmasks and CIDR notation

Gateways and routing

IP protocol

ICMP (Internet Control Message Protocol)

Internet layer

TCP (Transmission Control Protocol)

UDP (User Datagram Protocol)

Transport layer (Transport layer)

DHCP (Dynamic Host Control Protocol)

Application layer (Application layer)

Data networks

Data networks

Ready to become an ethical hacker?Start today.

Ready to become an ethical hacker?
Start today.