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It's complicated about simple things. How the Internet works. Part 2. What is a network, subnet mask, network segmentation using VLAN and mask

Greetings, colleagues! My name is @ProstoKirReal I would like to discuss with you how the Internet works from twisted pair cables connecting simple local networks to submarine communication cables connecting continents and major operator networks. In the previous article, I talke

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It's complicated about simple things. How the Internet works. Part 1. What is a switch, router and examples of how simple networks work

Greetings, colleagues! My name is @ProstoKirReal . I would like to discuss with you how the Internet works from twisted pair cables connecting simple local networks to submarine communication cables connecting continents and major operator networks. Since it is impossible to cove

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It's complicated about simple things. The most popular protocols and principles of their operation. HTTP, HTTPS, SSL and TLS. Part 3

Greetings, colleagues! My name is @ProstoKirReal . Today I would like to continue the discussion with you about the most popular protocols, as well as the principles of their operation. In the previous part I talked about dynamic routing protocols and how they work. Today I would

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It's complicated about simple things. The most popular tunneling protocols, dynamic routing and principles of their operation. Part 2

Greetings, colleagues! My name is @ProstoKirReal . Today I would like to continue the discussion with you about the most popular protocols, as well as the principles of their operation. In the previous part I talked about the protocols ARP, ICMP, IGMP, TCP, UDP, SCTP, DNS and DHC