CompTIA Network+ 2 - Operations, Security & Troubleshooting Study Guide: a QuickStudy Laminated Reference

by George Antoniou PhD

Overview

CompTIA® Network+ 2 - Operations, Security & Troubleshooting
Second in a series of 2 reference guides that will make your life easier preparing for the Network+ certification exam with the most thorough yet compact and succinct study tool on the market. Six durably laminated pages, easy to store and review anywhere with concise answers and examples providing key content for unlocking the best score on the exam. Author George Antoniou, PhD, is a professor with 30 years of experience in information security, risk management, and quality assurance compliance as well as strategic planning and enterprise level security architecture, plus security operations and policy development in small-medium-large, national and multi-national complex information security technology infrastructures. His experience providing instruction ensures this guide is a handy and powerful tool. We guarantee you will find answers faster than any book or website for a price that makes it easy to add this to your Network+ test prep toolbox. Based on studies regarding retention with screens verses tactile in-hand study tools, along with the growing sales of our computer titles, print is not dead – give it a try.
6 page laminated guide includes explanations, differences, and examples within:
NETWORK OPERATIONS

• Explain the Purpose of Organizational Processes & Procedures
  • Documentation
  • Life-cycle management, Change management, Configuration management
  • Production configuration
• Given a Scenario, Use Network Monitoring Technologies
  • Methods, Solutions
• Explain DR Concepts
  • DR metrics, DR sites
  • High-availability approaches, Testing
• Given a Scenario, Implement IPv4 & IPv6 Network Services
  • Dynamic addressing, Name resolution, Time protocols
• Compare & Contrast Network Access & Management Methods
  • Site-to-site VPN, Client-to-site VPN
  • Connection methods
  • Jump box/host
  • In-band vs. out-of-band management

NETWORK SECURITY

• Explain the Importance of Basic Network Security Concepts
  • Logical security, Physical security
  • Deception technologies
  • Common security terminology
  • Audits & regulatory compliance
• Summarize Various Types of Attacks & Their Impact on the Network
  • DoS/DDoS
  • VLAN hopping
  • MAC flooding
  • Address Resolution Protocol (ARP) poisoning
  • Rogue devices & services
  • Evil twin
  • On-path attack
  • Social engineering
  • Malware
• Given a Scenario, Apply Network Security Features, Defense Techniques & Solutions
  • Device hardening
  • Key management
  • Security rules
  • Zones

NETWORK TROUBLESHOOTING

• Cyclic Redundancy Check (CRC)
  • Runts, Giants, Drops
• Common Cabling & Physical Interface Issues
  • Single-mode vs. multimode fiber
  • Category 5/6/7/8 (Ethernet cables)
  • STP vs. UTP
  • Transmitter (TX) / Receiver (RX) Transposed
• Switching & Routing Issues
  • Spanning Tree Protocol (STP)
  • ACL
  • Routing table
  • Address pool exhaustion
  • Duplicate IP address
• Performance Issues
  • Latency
  • Packet loss
  • Jitter
  • Interference (wireless)
• Tools & Protocols for Troubleshooting
  • Protocol analyzer
  • Ping, Traceroute, Netstat
  • Link Layer Discovery Protocol (LLDP) / Cisco Discovery Protocol (CDP)
  • Wi-Fi analyzer
• Networking Device Commands
  • Show mac-address-table, Show route, Show interface

Product Details

ISBN-13:	9781423251286
Publisher:	BarCharts, Inc.
Publication date:	01/01/2025
Edition description:	First Edition, New Edition
Pages:	6
Product dimensions:	8.50(w) x 11.00(h) x 0.06(d)