networking-II

CNG 125 - Networking II

Self-paced · 1 year access

67 Hands-On LiveLabs

Practice real IT tasks in guided environments.

Real environments
Auto-graded
No installation

01 / Lessons & labs

See exactly what you will learn and practice

Download outline (PDF)

Lessons

11 Interactive Lessons · 92 topics

01 Introduction

02 Switching and Virtual LANs 9 topics · 5 LiveLab

Networking Before Layer 2 Switching
Switching Services
Spanning Tree Protocol
Virtual LANs
VLAN Trunking Protocol
Two Additional Advanced Features of Switches
Summary
Exam Essentials
Written Lab

5 LiveLab in this lesson — see the labs panel →

03 Wireless Networking 11 topics · 14 LiveLab

Introduction to Wireless Technology
Cellular
The 802.11 Standards
Comparing 802.11 Standards
Wireless Network Components
Installing a Wireless Network
Site Survey
Wireless Security
Summary
Exam Essentials
Written Lab

14 LiveLab in this lesson — see the labs panel →

04 Authentication and Access Control 6 topics · 5 LiveLab

Security Filtering
Managing User Account and Password Security
User-Authentication Methods
Summary
Exam Essentials
Written Lab

5 LiveLab in this lesson — see the labs panel →

05 Network Threats and Mitigation 8 topics · 6 LiveLab

Recognizing Security Threats
Vulnerabilities
Understanding Mitigation Techniques
Policies and Procedures
Anti-malware Software
Summary
Exam Essentials
Written Lab

6 LiveLab in this lesson — see the labs panel →

06 Physical Security and Risk 11 topics · 9 LiveLab

Using Hardware and Software Security Devices
Defining Firewalls
Firewall Technologies
Firewalls at the Application Layer vs. the Network Layer
Scanning Services and Other Firewall Features
Intrusion Detection and Prevention Systems
VPN Concentrators
Understanding Problems Affecting Device Security
Summary
Exam Essentials
Written Lab

9 LiveLab in this lesson — see the labs panel →

07 Wide Area Networks 10 topics · 4 LiveLab

What's a WAN?
T-Series Connections
Transmission Media
Broadband Services
Wireless WAN Technologies
WAN Protocols
WAN Troubleshooting
Summary
Exam Essentials
Written Lab

4 LiveLab in this lesson — see the labs panel →

08 Troubleshooting Tools 18 topics · 13 LiveLab

Protocol Analyzers
Throughput Testers
Connectivity Software
Using traceroute
Using the ping Utility
Using the Address Resolution Protocol
Using the nslookup Utility
Resolving Names with the Hosts Table
Using the Mtr Command (pathping)
Using the route Command
Using the nbtstat Utility
Using the netstat Utility
Using tcpdump
Using the File Transfer Protocol
Using the Telnet Utility
Summary
Exam Essentials
Written Lab

13 LiveLab in this lesson — see the labs panel →

09 Software and Hardware Tools 7 topics · 6 LiveLab

Understanding Network Scanners
Baseline
Network Monitoring and Logging
Identifying Hardware Tools
Summary
Exam Essentials
Written Lab

6 LiveLab in this lesson — see the labs panel →

10 Network Troubleshooting 6 topics · 2 LiveLab

Narrowing Down the Problem
Troubleshooting Steps
Troubleshooting Tips
Summary
Exam Essentials
Written Lab

2 LiveLab in this lesson — see the labs panel →

11 Management, Monitoring, and Optimization 6 topics · 3 LiveLab

Managing Network Documentation
Network Monitoring
Network Optimization
Summary
Exam Essentials
Written Lab

3 LiveLab in this lesson — see the labs panel →

Hands-On Labs Our edge

67 LiveLabs

Identifying process of forward/filter table
Identifying functions of Layer 2 switching
Identifying Spanning Tree Protocol states
Describing Quality of Service (QoS)
Connecting patch cables between the patch panel and switch ports
Understanding cellular and mobile wireless technologies

Labs run in your browser — nothing to install.

02 / FAQs

Questions before you start

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