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TCP/IP Networking

The protocol suite that powers the internet. Master how TCP, IP, DNS, DHCP, and every core networking protocol actually works — the knowledge that makes every network attack and defense make sense.

12 lessons
$ hackready --load tcp-ip --all
01
Introduction
16 min read
→ 02
The OSI Model
33 min read
→ 03
The TCP/IP Model
25 min read
→ 04
IP Addressing
16 min read
→ 05
Subnetting
18 min read
→ 06
ARP
22 min read
→ 07
TCP and UDP
28 min read
→ 08
ICMP
21 min read
→ 09
DNS
21 min read
→ 10
DHCP
17 min read
→ 11
Routing and Gateways
22 min read
→ 12
Common Ports and Protocols
28 min read
→
Start from Lesson 01 →

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