Comprehensive Computer Systems and Networks

Comprehensive Computer Systems and Networks

Duration: TBD
Lessons: 6
(0.0)

A complete guide to understanding, designing, and managing modern computer networks and systems architectures. Covers fundamentals to high-availability enterprise environments.

Curriculum

Networking Fundamentals

  • The OSI Reference Model
  • The TCP/IP Suite
  • Network Topologies (Star, Mesh, Ring, Bus)
  • Switching and VLANs (Virtual Local Area Networks)
  • MAC Addressing and ARP

Internet Protocol (IP) and Routing

  • IPv4 vs IPv6 Addressing
  • Subnetting and CIDR (Classless Inter-Domain Routing)
  • Static vs Dynamic Routing
  • Routing Protocols (OSPF, BGP, EIGRP)
  • NAT (Network Address Translation) and PAT

Core Network Services

  • DNS (Domain Name System): Hierarchy, Records, and Resolution
  • DHCP (Dynamic Host Configuration Protocol)
  • NTP (Network Time Protocol)
  • FTP, SFTP, and TFTP
  • HTTP and HTTPS: Web Traffic Basics

Network Security and VPNs

  • Firewalls: Stateful vs Stateless, WAF
  • IDS (Intrusion Detection Systems) and IPS (Intrusion Prevention Systems)
  • VPN (Virtual Private Network) Fundamentals
  • IPsec and OpenVPN Site-to-Site / Client-to-Site
  • SSL/TLS Certificates and Encryption

High Availability: Load Balancing and Clustering

  • Load Balancing Concepts (L4 vs L7)
  • Reverse Proxies (Nginx, HAProxy)
  • High Availability (HA) Architectures
  • System Clustering (Active-Active vs Active-Passive)
  • Failover Mechanisms and Heartbeat Networks

Modern Infrastructure and Cloud Networking

  • SDN (Software-Defined Networking)
  • VPC (Virtual Private Cloud) Design
  • Container Networking (Docker, Kubernetes CNI)
  • Network Monitoring and Telemetry (SNMP, Prometheus, Grafana)
  • Zero Trust Network Architecture (ZTNA)