Foundations of Networking

• First Things First: What's a Network?
• Physical Network Topologies
• Topology Selection, Backbones, and Segments
• Challenge Activity
• Internetworking Models
• Introduction to Encapsulation
• Modulation Techniques
• Challenge Activity
• Physical Media
• Cable Properties
• Wiring Standards
• Installing Wiring Distributions
• Challenge Activity
• Network Basics
• Ethernet Basics
• Ethernet at the Data Link Layer
• Ethernet at the Physical Layer
• Ethernet over Other Standards (IEEE 1905.1-2013)
• Challenge Activity
• Common Network Connectivity Devices
• Other Specialized Devices
• Networked Devices
• Planning and Implementing a Basic SOHO Network Using Network Segmentation
• Challenge Activity

11 LiveLab in this lesson — see the labs panel →

• Introducing TCP/IP
• Data Encapsulation
• Challenge Activity
• IP Terminology
• The Hierarchical IP Addressing Scheme
• IPv4 Address Types
• Internet Protocol Version 6 (IPv6)
• Challenge Activity
• Subnetting Basics
• Troubleshooting IP Addressing
• Introduction to Network Address Translation (NAT)
• Challenge Activity
• Routing Basics
• The IP Routing Process
• Testing Your IP Routing Understanding
• Static and Dynamic Routing
• Challenge Activity
• Routing Protocol Basics
• Distance-Vector Routing Protocols
• Link-State Routing Protocols
• High Available Routes
• Advanced IPv6 Concepts
• IPv6 Routing Protocols
• Challenge Activity

15 LiveLab in this lesson — see the labs panel →

• Networking Before Layer 2 Switching
• Switching Services
• Spanning Tree Protocol
• Virtual LANs
• VLAN Trunking Protocol
• Advanced Features of Switches
• Challenge Activity
• Introduction to Wireless Technology
• Cellular Technologies
• The 802.11 Standards (Regulatory Impacts)
• Comparing 802.11 Standards
• Wireless Network Components
• Installing a Wireless Network
• Site Survey
• Wireless Security
• Challenge Activity
• Performance Monitoring/Metrics/Sensors
• SNMP
• Application Programming Interface Integration
• Protocol Analyzer/Packet Capture
• Flow Data
• Log Aggregation
• Challenge Activity 
• Plans and Procedures
• Hardening and Security Policies
• Common Documentation
• IP Address Management
• Common Agreements
• Challenge Activity
• Load Balancing
• Multipathing
• Network Interface Card (NIC) Teaming
• Redundant Hardware/Clusters
• Facilities and Infrastructure Support
• Redundancy and High Availability Concepts
• Backups
• Testing
• Challenge Activity

14 LiveLab in this lesson — see the labs panel →

• Site-to-Site VPN
• Client-to-Site VPN
• Remote Desktop Connection
• Virtual Network Computing
• Connection Methods
• Jump Box/Host
• In-Band vs. Out-of-Band Management
• Challenge Activity
• Cloud Computing
• Infrastructure as Code
• Software-Defined Networking
• Virtual Extensible Local Area Network
• Zero Trust Architecture
• Secure Access Secure Edge/Security Service Edge
• Challenge Activity
• Common Security  Terminology
• AAA Model
• Regulatory Compliance
• Challenge Activity
• Technology-Based Attacks
• Human and Environmental
• Hardening Security
• Implementing Network Segmentation
• Physical Security Concepts
• Challenge Activity

11 LiveLab in this lesson — see the labs panel →

• Narrowing Down the Problem
• Troubleshooting Steps
• Troubleshooting Tips
• Challenge Activity
• Software Tools
• Using traceroute
• Using ipconfig, ifconfig, and ip
• Using the ifconfig Utility
• Using the ip Utility
• Using the iptables Utility
• Using the ping Utility
• The Address Resolution Protocol
• Using the arp Utility
• Using the nslookup Utility
• Resolving Names with the Hosts File
• Using the mtr Command (pathping)
• Using the Nmap Utility
• Using the route Command
• Using the netstat Utility
• Using tcpdump
• Basic Networking Device Commands
• Hardware Tools
• Challenge Activity

7 LiveLab in this lesson — see the labs panel →