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Mike Meyers' CompTIA Network+ Certification Passport (Exam N10-008)
Fully updated coverage of every topic on the latest version of the CompTIA Network+ exam This quick review, cram-style test preparation guide offers 100% coverage of all objectives for the current version of the challenging CompTIA Network+ exam. Written in the proven Passport format developed by tr...
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Otros Autores: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
New York :
McGraw-Hill Education,
2023.
|
| Edición: | 7th ed. |
| Temas: | |
| Acceso en línea: | Texto completo (Requiere registro previo con correo institucional) |
MARC
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| 520 | |a Fully updated coverage of every topic on the latest version of the CompTIA Network+ exam This quick review, cram-style test preparation guide offers 100% coverage of all objectives for the current version of the challenging CompTIA Network+ exam. Written in the proven Passport format developed by training guru Mike Meyers, the book enables you to focus on specific topics, determine areas of need, and tailor an effective course for study. Mike Meyers' CompTIA Network+ Certification Passport, Seventh Edition (Exam N10-008) contains contains expert guidance from networking experts who provide insightful tips and sound advice with an intensive focus on only what you need to know to pass the CompTIA Network+ Exam N10-008. The book provides practice questions and content review after each objective to help readers with exam mastery and exam Tips identify critical content to prepare for. Practice questions provide an accurate simulation of what to expect on the real test and provide in-depth answer explanations. Includes a 10% discount voucher coupon for any CompTIA exam, a $33 value Online content includes 200+ practice questions in the Total Tester exam engine, a new collection of Mike's favorite shareware and freeware networking utilities, and training videos. | ||
| 505 | 0 | |a Acknowledgments -- Introduction -- 10 Networking Fundamentals -- Objective 11 Compare and contrast the Open Systems Interconnection -- (OSI) model layers and encapsulation concepts -- OSI Model -- Layer 1 -- Physical -- Layer 2 -- Data Link -- Layer 3 -- Network -- Layer 4 -- Transport -- Layer 5 -- Session -- Layer 6 -- Presentation -- Layer 7 -- Application -- Data Encapsulation and Decapsulation Within the OSI Model Context -- Ethernet Header, Internet Protocol (IP) Header, Transmission Control -- Protocol (TCP)/User Datagram Protocol (UDP) Headers, Payload -- TCP Flags -- Maximum Transmission Unit (MTU) -- REVIEW -- 1 1 QUESTIONS -- 1 1 ANSWERS -- Objective 12 Explain the characteristics of network topologies -- and network types -- Bus -- Ring -- Hybrid -- Star/Hub-and-Spoke -- Mesh -- 00-FMindd 11 22/04/22 11:12 AM -- xii Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Network Types and Characteristics -- Client-Server -- Peer-to-Peer -- Local Area Network (LAN) -- Wide Area Network (WAN) -- Metropolitan Area Network (MAN) -- Wireless Local Area Network (WLAN) -- Personal Area Network (PAN) -- Campus Area Network (CAN) -- Storage Area Network (SAN) -- Multiprotocol Label Switching (MPLS) -- Software-Defined Wide Area Network (SDWAN) -- Multipoint Generic Routing Encapsulation (mGRE) -- Service-Related Entry Point -- Demarcation Point -- Smartjack -- Virtual Network Concepts -- Hypervisor -- Virtual Network Interface Card (vNIC) -- vSwitch -- Network Function Virtualization -- Provider Links -- Satellite -- Digital Subscriber Line (DSL) -- Cable -- Leased Line -- Metro-Optical -- REVIEW -- 12 QUESTIONS -- 12 ANSWERS -- Objective 13 Summarize the types of cables and connectors -- and explain which is the appropriate type for a solution -- Copper -- Twisted Pair -- Coaxial/RG-6 -- Twinaxial -- Termination Standards -- Fiber -- Single-mode -- Multimode -- 00-FMindd 12 22/04/22 11:12 AM -- Contents -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Connector Types -- Local Connector (LC), Straight Tip (ST), Subscriber Connector (SC), -- Mechanical Transfer (MT), Registered Jack (RJ) -- RJ11, RJ45, F-type Connector -- Transceivers/Media Converters -- Transceiver type -- Cable Management -- Patch Panel/Patch Bay -- Fiber Distribution Panel -- Punchdown Block -- Ethernet Standards -- Copper -- Fiber -- REVIEW -- 13 QUESTIONS -- 13 ANSWERS -- Objective 14 Given a scenario, configure a subnet and use -- appropriate IP addressing schemes -- Public vs Private -- RFC 1918 -- Network Address Translation (NAT) -- Port Address Translation (PAT) -- IPv4 vs IPv6 -- Automatic Private IP Addressing (APIPA), Link-Local -- Extended Unique Identifier (EUI-64) -- Broadcast -- Multicast -- Unicast -- Anycast -- Loopback -- Default Gateway -- IPv4 Subnetting -- Classful -- Classless (Variable-Length Subnet Mask) -- Classless Inter-Domain Routing (CIDR) Notation -- IPv6 Concepts -- Tunneling -- Dual Stack -- Shorthand Notation -- Router Advertisement, Stateless Address Autoconfiguration (SLAAC) -- 00-FMindd 13 22/04/22 11:12 AM -- xiv Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Virtual IP (VIP) -- Subinterfaces -- REVIEW -- 14 QUESTIONS -- 14 ANSWERS -- Objective 15 Explain common ports and protocols, their application, -- and encrypted alternatives -- Protocols and Ports -- Types of Ports -- Port States -- Commonly Used Ports -- IP Protocol Types -- TCP and UDP -- Internet Control Message Protocol (ICMP) -- Generic Routing Encapsulation (GRE) -- Internet Protocol Security (IPsec) -- Connectionless vs Connection-Oriented -- REVIEW -- 15 QUESTIONS -- 15 ANSWERS -- Objective 16 Explain the use and purpose of network services -- DHCP -- Scope, Scope Options -- Lease Time, Available Leases -- Dynamic Assignment -- Static Assignment -- Exclusion Ranges -- Reservation -- DHCP Relay, IP Helper/UDP Forwarding -- DNS -- Zone Transfers -- Global Hierarchy -- Time to Live (TTL), DNS Caching -- Recursive Lookup/Iterative Lookup -- Record Types -- Reverse DNS/Reverse Lookup/Forward Lookup -- Internal vs External DNS -- NTP -- Stratum, Clients, Servers -- REVIEW -- 16 QUESTIONS -- 16 ANSWERS -- 00-FMindd 14 22/04/22 11:12 AM -- Contents -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Objective 17 Explain basic corporate and datacenter network -- architecture -- Three-Tiered -- Access/Edge -- Distribution/Aggregation Layer -- Core -- Software-Defined Networking -- Control Layer, Infrastructure Layer -- Management Plane, Application Layer -- Spine and Leaf -- Software-Defined Network -- Top-of-Rack Switching -- Backbone -- Traffic Flows -- North-South -- East-West -- Branch Office vs On-Premises Datacenter vs Colocation -- Storage Area Networks -- Connection Types -- REVIEW -- 17 QUESTIONS -- 17 ANSWERS. | |
| 505 | 0 | |a Objective 18 Summarize cloud concepts and connectivity options -- Deployment Models -- Public -- Private -- Hybrid -- Community -- Service Models -- Software as a Service (SaaS) -- Infrastructure as a Service (IaaS) -- Platform as a Service (PaaS) -- Desktop as a Service (DaaS) -- Infrastructure as Code -- Automation/Orchestration -- Connectivity Options -- Virtual Private Network (VPN) -- Private-Direct Connection to Cloud Provider -- Multitenancy -- Scalability -- 00-FMindd 15 22/04/22 11:12 AM -- xvi Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Elasticity -- Security Implications -- REVIEW -- 18 QUESTIONS -- 18 ANSWERS -- 20 Network Implementations -- Objective 21 Compare and contrast various devices, their features, -- and their appropriate placement on the network -- Networking Devices -- Layer 2 Switch -- Layer 3 Capable Switch -- Router -- Hub -- Access Point -- Bridge -- Wireless LAN Controller -- Load Balancer -- Proxy Server -- Cable Modem -- DSL Modem -- Repeater -- Voice Gateway -- Media Converter -- Firewall -- Intrusion Prevention System(IPS)/Intrusion Detection System (IDS) Device -- VPN Headend -- Networked Devices -- Voice over Internet Protocol (VoIP) Phone -- Printer -- Physical Access Control Devices -- Cameras -- Heating, Ventilation, and Air Conditioning (HVAC) Sensors -- Internet of Things (IoT) -- Industrial Control Systems/Supervisory Control and Data Acquisition (SCADA) -- REVIEW -- 21 QUESTIONS -- 21 ANSWERS -- Objective 22 Compare and contrast routing technologies -- and bandwidth management concepts -- Routing -- Dynamic Routing -- Static Routing -- 00-FMindd 16 22/04/22 11:12 AM -- Contents -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Default Route -- Administrative Distance -- Exterior vs Interior -- Time to Live -- Bandwidth Management -- Quality of Service (QoS), Traffic Shaping -- REVIEW -- 22 QUESTIONS -- 22 ANSWERS -- Objective 23 Given a scenario, configure and deploy common -- Ethernet switching features -- Data Virtual Local Area Network (VLAN) -- Voice VLAN -- Port Configurations -- Port Tagging/8021Q -- Port Aggregation -- Duplex -- Speed -- Flow Control -- Port Mirroring -- Port Security -- Jumbo Frames -- Auto-Medium-Dependent Interface Crossover (MDI-X) -- Media Access Control (MAC) Address Tables -- Power over Ethernet (PoE)/Power over Ethernet Plus (PoE+) -- Spanning Tree Protocol -- Carrier-Sense Multiple Access with Collision Detection (CSMA/CD) -- Address Resolution Protocol (ARP) -- Neighbor Discovery Protocol -- REVIEW -- 23 QUESTIONS -- 23 ANSWERS -- Objective 24 Given a scenario, install and configure the appropriate -- wireless standards and technologies -- 80211 Standards -- a -- b -- g -- n (Wi-Fi 4) -- ac (Wi-Fi 5) -- ax (Wi-Fi 6) -- 00-FMindd 17 22/04/22 11:12 AM -- xviii Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Frequencies and Range -- 24 GHz -- 50 GHz -- Channels -- Regulatory Impacts -- Channel Bonding -- Service Set Identifier (SSID) -- Basic Service Set -- Independent Basic Service Set (Ad-hoc) -- Extended Service Set -- Roaming -- Antenna Types -- Omni -- Directional -- Encryption Standards -- Wi-Fi Protected Access (WPA)/WPA2 Personal [Advanced Encryption -- Standard (AES)/Temporal Key Integrity Protocol (TKIP)] -- WPA/WPA2 Enterprise (AES/TKIP) -- Cellular Technologies -- Global System for Mobile Communications (GSM) -- Code-Division Multiple Access (CDMA) -- Long-Term Evolution (LTE) -- 3G, 4G, 5G -- Multiple Input, Multiple Output (MIMO) and Multi-user MIMO (MU-MIMO) -- REVIEW -- 24 QUESTIONS -- 24 ANSWERS -- 30 Network Operations -- Objective 31 Given a scenario, use the appropriate statistics -- and sensors to ensure network availability -- Performance Metrics/Sensors -- Device/Chassis -- Network Metrics -- SNMP -- Management Information Bases (MIBs) -- Object Identifiers (OIDs) -- Traps -- Network Device Logs -- Log Reviews. | |
| 505 | 0 | |a Logging Levels/Severity Levels -- 00-FMindd 18 22/04/22 11:12 AM -- Contents -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Interface Statistics/Status -- Link State (Up/Down) -- Speed/Duplex -- Send/Receive Traffic -- Cyclic Redundancy Checks (CRCs) -- Protocol Packet and Byte Counts -- Interface Errors or Alerts -- CRC Errors -- Giants -- Runts -- Encapsulation Errors -- Environmental Factors and Sensors: Temperature, Humidity, Electrical, Flooding -- Baselines -- NetFlow Data -- Uptime/Downtime -- REVIEW -- 31 QUESTIONS -- 31 ANSWERS -- Objective 32 Explain the purpose of organizational documents -- and policies -- Plans and Procedures -- Change Management -- Incident Response Plan -- Disaster Recovery Plan -- Business Continuity Plan -- System Life Cycle -- Standard Operating Procedures -- Hardening and Security Policies -- Password Policy -- Acceptable Use Policy -- Bring Your Own Device (BYOD) Policy -- Remote Access Policy -- Onboarding and Offboarding Policy -- Security Policy -- Data Loss Prevention -- Common Documentation -- Physical Network Diagram -- Logical Network Diagram -- Wiring Diagram -- Site Survey Report -- 00-FMindd 19 22/04/22 11:12 AM -- xx Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Audit and Assessment Report -- Baseline Configurations -- Common Agreements -- Non-Disclosure Agreement (NDA) -- Service-Level Agreement (SLA) -- Memorandum of Understanding (MOU) -- REVIEW -- 32 QUESTIONS -- 32 ANSWERS -- Objective 33 Explain high availability and disaster recovery -- concepts and summarize which is the best solution -- Load Balancing -- Multipathing -- Network Interface Card (NIC) Teaming -- Redundant Hardware/Clusters -- Switches -- Routers -- Firewalls -- Facilities and Infrastructure Support -- Uninterruptible Power Supply (UPS) -- Power Distribution Units (PDUs) -- Generator -- HVAC -- Fire Suppression -- Redundancy and High Availability (HA) Concepts -- Cold Site -- Warm Site -- Hot Site -- Cloud Site -- Active-Active vs Active-Passive -- Mean Time to Repair (MTTR) -- Mean Time Between Failure (MTBF) -- Recovery Time Objective (RTO) -- Recovery Point Objective (RPO) -- Network Device Backup/Restore -- Configuration -- State -- REVIEW -- 33 QUESTIONS -- 33 ANSWERS -- 00-FMindd 20 22/04/22 11:12 AM -- Contents -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- 40 Network Security -- Objective 41 Explain common security concepts -- Confidentiality, Integrity, Availability (CIA) -- Threats -- Internal -- External -- Vulnerabilities -- Common Vulnerabilities and Exposures (CVE) -- Zero-Day -- Exploits -- Least Privilege -- Role-Based Access -- Zero Trust -- Defense in Depth -- Network Segmentation Enforcement -- Screened Subnet [Previously Known as Demilitarized Zone (DMZ)] -- Separation of Duties -- Network Access Control -- Honeypot -- Authentication Methods -- Multifactor -- Terminal Access Controller Access-Control System Plus (TACACS+) -- Remote Authentication Dial-in User Service (RADIUS) -- Single Sign-On (SSO) -- LDAP -- Kerberos -- Local Authentication -- Extensible Authentication Protocol (EAP) -- 8021X -- Risk Management -- Security Risk Assessments -- Business Risk Assessments -- Security Information and Event Management (SIEM) -- REVIEW -- 41 QUESTIONS -- 41 ANSWERS -- Objective 42 Compare and contrast common types of attacks -- Technology-Based -- Denial-of-Service (DoS)/Distributed Denial-of-Service (DDoS) -- On-Path Attack (Previously Known as Man-in-the-Middle Attack) -- 00-FMindd 21 22/04/22 11:12 AM -- xxii Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- ARP Spoofing -- DNS Poisoning -- VLAN Hopping -- Rogue DHCP -- Rogue Access Point (AP) -- Evil Twin -- Ransomware -- Password Attacks -- MAC Spoofing -- IP Spoofing -- Deauthentication -- Malware -- Human and Environmental -- Social Engineering -- REVIEW -- 42 QUESTIONS -- 42 ANSWERS -- Objective 43 Given a scenario, apply network -- hardening techniques -- Best Practices -- Secure SNMP -- Router Advertisement (RA) Guard -- Port Security -- Dynamic ARP Inspection -- Control Plane Policing -- Private VLANs -- Disable Unneeded Switchports -- Disable Unneeded Network Services -- Change Default Passwords -- Password Complexity/Length -- Enable DHCP Snooping -- Change Default VLAN -- Patch and Firmware Management -- Access Control List -- Firewall Rules -- Role-Based Access -- Wireless Security -- MAC Filtering -- Antenna Placement -- Power Levels -- Wireless Client Isolation -- Guest Network Isolation -- 00-FMindd 22 22/04/22 11:12 AM -- Contents -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Preshared Keys (PSKs) -- EAP -- Geofencing -- Captive Portal -- IoT Access Considerations -- REVIEW -- 43 QUESTIONS -- 43 ANSWERS -- Objective 44 Compare and contrast remote access methods -- and security implications -- Site-to-Site VPN -- Client-to-Site VPN -- Clientless VPN -- Split Tunnel vs Full Tunnel -- Remote Desktop Connection -- Remote Desktop Gateway -- SSH -- Virtual Network Computing (VNC) | |
| 505 | 0 | |a Virtual Desktop -- Authentication and Authorization Considerations -- In-Band vs Out-of-Band Management -- REVIEW -- 44 QUESTIONS -- 44 ANSWERS -- Objective 45 Explain the importance of physical security -- Detection Methods -- Camera -- Motion Detection -- Asset Tags -- Tamper Detection -- Prevention Methods -- Employee Training -- Access Control Hardware -- Locking Racks, Locking Cabinets -- Access Control Vestibule (Previously Known as a Mantrap) -- Smart Lockers -- Asset Disposal -- Factory Reset/Wipe Configuration -- Sanitize Devices for Disposal -- REVIEW -- 45 QUESTIONS -- 45 ANSWERS -- 00-FMindd 23 22/04/22 11:12 AM -- xxiv Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- 50 Network Troubleshooting -- Objective 51 Explain the network troubleshooting methodology -- Identify the Problem -- Gather Information -- Question Users -- Identify Symptoms -- Determine if Anything Has Changed -- Duplicate the Problem, if Possible -- Approach Multiple Problems Individually -- Establish a Theory of Probable Cause -- Question the Obvious -- Consider Multiple Approaches -- Test the Theory to Determine the Cause -- If the Theory Is Confirmed, Determine the Next Steps -- to Resolve the Problem -- If the Theory Is Not Confirmed, Reestablish a New Theory or Escalate -- Establish a Plan of Action to Resolve the Problem and Identify -- Potential Effects -- Implement the Solution or Escalate As Necessary -- Verify Full System Functionality and, if Applicable, Implement -- Preventive Measures -- Document Findings, Actions, Outcomes, and Lessons Learned -- REVIEW -- 51 QUESTIONS -- 51 ANSWERS -- Objective 52 Given a scenario, troubleshoot common cable -- connectivity issues and select the appropriate tools -- Specifications and Limitations -- Throughput -- Speed -- Distance -- Cable Considerations -- Shielded and Unshielded -- Plenum and Riser-Rated -- Cable Application -- Rollover Cable/Console Cable -- Crossover Cable -- Power over Ethernet -- Common Issues -- Attenuation -- Interference -- 00-FMindd 24 22/04/22 11:12 AM -- Contents -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Decibel (dB) Loss -- Incorrect Pinout -- Bad Ports -- Open/Short -- Light-Emitting Diode (LED) Status Indicators -- Incorrect Transceivers -- Duplexing Issues -- Transmit and Receive (TX/RX) Reversed -- Dirty Optical Cables -- Common Tools -- Cable Crimper -- Punchdown Tool -- Tone Generator -- Loopback Adapter -- Optical Time-Domain Reflectometer (OTDR) -- Multimeter -- Cable Tester -- Wire Map -- Tap -- Fusion Splicers -- Spectrum Analyzers -- Snips/Cutters -- Cable Stripper -- Fiber Light Meter -- REVIEW -- 52 QUESTIONS -- 52 ANSWERS -- Objective 53 Given a scenario, use the appropriate network -- software tools and commands. | |
| 505 | 0 | |a Software Tools -- WiFi Analyzer -- Protocol Analyzer/Packet Capture -- Bandwidth Speed Tester -- Port Scanner -- iperf -- NetFlow Analyzers -- Trivial File Transfer Protocol (TFTP) Server -- Terminal Emulator -- IP Scanner -- Command Line Tool -- ping -- ipconfig/ifconfig/ip -- 00-FMindd 25 22/04/22 11:12 AM -- xxvi Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- nslookup/dig -- traceroute/tracert -- arp -- netstat -- hostname -- route -- telnet -- tcpdump -- nmap -- Basic Network Platform Commands -- show interface -- show config -- show route -- REVIEW -- 53 QUESTIONS -- 53 ANSWERS -- Objective 54 Given a scenario, troubleshoot common wireless -- connectivity issues -- Specifications and Limitations -- Throughput -- Speed -- Distance -- Received Signal Strength Indication (RSSI) Signal Strength -- Effective Isotropic Radiated Power (EIRP)/Power Settings -- Considerations -- Antennas -- Channel Utilization -- AP Association Time -- Site Survey -- Common Issues -- Interference -- Antenna Cable Attenuation/Signal Loss -- RF Attenuation/Signal Loss -- Wrong SSID -- Incorrect Passphrase -- Encryption Protocol Mismatch -- Insufficient Wireless Coverage -- Captive Portal Issues -- Client Disassociation Issues -- REVIEW -- 54 QUESTIONS -- 54 ANSWERS -- 00-FMindd 26 22/04/22 11:12 AM -- Contents -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- Objective 55 Given a scenario, troubleshoot general -- networking issues -- Considerations -- Device Configuration Review -- Routing Tables -- Interface Status -- VLAN Assignment -- Network Performance Baselines -- Common Issues -- Collisions -- Broadcast Storm -- Duplicate MAC Address -- Duplicate IP Address -- Multicast Flooding -- Asymmetrical Routing -- Switching Loops -- Routing Loops -- Rogue DHCP Server -- DHCP Scope Exhaustion -- IP Setting Issues -- Missing Route -- Low Optical Link Budget -- Certificate Issues -- Hardware Failure -- Host-Based/Network-Based Firewall Settings -- Blocked Services, Ports, or Addresses -- Incorrect VLAN -- DNS Issues -- NTP Issues -- BYOD Challenges -- Licensed Feature Issues -- Network Performance Issues -- REVIEW -- 55 QUESTIONS -- 55 ANSWERS -- A About the Online Content -- System Requirements -- Your Total Seminars Training Hub Account -- Privacy Notice -- Single User License Terms and Conditions -- 00-FMindd 27 22/04/22 11:12 AM -- xxviii Mike Meyers' CompTIA Network+ Certification Passport -- Passport_2019 / Mike Meyers' CompTIA Network+™ Certification Passport / Weissman / 896-3 / FM -- TotalTester Online -- Pre-Assessment Test -- Other Book Resources -- TotalSims for Network+ -- Mike's Video Training -- Mike's Cool Tools -- Technical Support -- Index. | |
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