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Cisco CCNA 200-125 Certified Network Associate

ISBN : 9781616916770

Cisco CCNA 200-125 Certified Network Associate course is interactive learning resources that help candidates prepare for the Cisco CCNA 200-125 certification exam. The course covers the 20-125 exam objectives and includes topics such as TCP/IP networking; LANs; WANs; IPv4 addressing and routing; TCP/IP transport and application; command-line interface; switch interfaces; switch management; troubleshooting Ethernet LANs; and many more. The course also provides knowledge and skills for subnet designing; operating Cisco routers; IPv4 addressing with its exam preparation material.

Cisco CCNA certification is a globally recognized, foundational-level credential designed for IT professionals, IT network practitioners to validate the expertise and technical knowledge required for WAN Technologies; Network Fundamentals; LAN Switching Technologies; Routing Technologies; Infrastructure Services; Infrastructure Management; and Infrastructure Security.

Lessons
Lessons
92+
Quizzes
361+
Flashcards
915+
Glossary of terms
915+
TestPrep
Pre Assessment Questions
111+
Full Length Tests
2+
Post Assessment Questions
120+

Videos and How To

uCertify course includes videos to help understand concepts. It also includes How Tos that help learners with how to accomplish certain tasks.

Video Lessons
Videos
317+
Hours
05:17+
Exam related FAQs
Where do I take the exam? Pearson VUE
How many questions are asked in the exam? The exam contains 60-70 questions.
What is the duration of the exam? 90 minutes
What is the exam's retake policy?

The policies for retaking exams are as follows:

  • Once passed, a candidate must wait a minimum of 180 days before taking the same exam with an identical exam number.
  • Candidates who fail any CCIE or CCDE written exam must wait for a period of 15 calendar days, beginning the day after the failed attempt, before retaking the same exam.
  • Candidates who violate these policies are in violation of the agreement. Such conduct is strictly prohibited as described in the Cisco Certification and Confidentiality Agreement.
  • Candidates who fail an Associate, Professional, or Specialist exam must wait a period of five (5) calendar days, beginning the day after the failed attempt, before they may retest for the same exam.
Where can I find more information about this exam? To know more about the CCNA-200-125, click here.
Which certification covers this exam?
What are the career opportunities after passing this exam?
  • Network Specialist
  • Network Technician
  • Network Administrator
  • Network Support Engineer
  • About the Exams
  • Part Features
  • Book Organization, Lessons, and Appendixes
  • Perspectives on Networking
  • TCP/IP Networking Model
  • OSI Networking Model
  • Lesson Summary
  • Review All the Key Topics
  • An Overview of LANs
  • Building Physical Ethernet Networks with UTP
  • Sending Data in Ethernet Networks
  • Lesson Summary
  • Review All the Key Topics
  • Leased-Line WANs
  • Ethernet as a WAN Technology
  • Accessing the Internet
  • Lesson Summary
  • Review All the Key Topics
  • Overview of Network Layer Functions
  • IPv4 Addressing
  • IPv4 Routing
  • IPv4 Routing Protocols
  • Other Network Layer Features
  • Lesson Summary
  • Review All the Key Topics
  • TCP/IP Layer 4 Protocols: TCP and UDP
  • TCP/IP Applications
  • Lesson Summary
  • Review All the Key Topics
  • Accessing the Cisco Catalyst Switch CLI
  • Configuring Cisco IOS Software
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • LAN Switching Concepts
  • Verifying and Analyzing Ethernet Switching
  • Lesson Summary
  • Review All the Key Topics
  • Securing the Switch CLI
  • Enabling IPv4 for Remote Access
  • Miscellaneous Settings Useful in Lab
  • Lesson Summary
  • Review All the Key Topics
  • Configuring Switch Interfaces
  • Port Security
  • Lesson Summary
  • Review All the Key Topics
  • Analyzing Collision Domains and Broadcast Domains
  • Analyzing Campus LAN Topologies
  • Analyzing LAN Physical Standard Choices
  • Lesson Summary
  • Review All the Key Topics
  • Virtual LAN Concepts
  • VLAN and VLAN Trunking Configuration and Verification
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Perspectives on Applying Troubleshooting Methodologies
  • Analyzing Switch Interface Status and Statistics
  • Predicting Where Switches Will Forward Frames
  • Analyzing Port Security Operations on an Interface
  • Analyzing VLANs and VLAN Trunks
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Introduction to Subnetting
  • Analyze Subnetting and Addressing Needs
  • Make Design Choices
  • Plan the Implementation
  • Lesson Summary
  • Review All the Key Topics
  • Classful Network Concepts
  • Practice with Classful Networks
  • Lesson Summary
  • Review All the Key Topics
  • Answers to Earlier Practice Problems
  • Answers to Practice Problem 7 (from Table 14-4)
  • Answers to Practice Problem 8 (from Table 14-4)
  • Answers to Practice Problem 9 (from Table 14-4)
  • Subnet Mask Conversion
  • Identifying Subnet Design Choices Using Masks
  • Lesson Summary
  • Review All the Key Topics
  • Answers to Earlier Practice Problems
  • Defining a Subnet
  • Analyzing Existing Subnets: Binary
  • Analyzing Existing Subnets: Decimal
  • Practice Analyzing Existing Subnets
  • Lesson Summary
  • Review All the Key Topics
  • Answers to Earlier Practice Problems
  • Installing Cisco Routers
  • Enabling IPv4 Support on Cisco Router Interfaces
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • IP Routing
  • Configuring IP Addresses and Connected Routes
  • Configuring Static Routes
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • RIP and Routing Protocol Concepts
  • Core RIPv2 Configuration and Verification
  • Optional RIPv2 Configuration and Verification
  • Troubleshooting RIPv2
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Implementing and Troubleshooting DHCP
  • Verifying Host IPv4 Settings
  • IPv4 Address Types
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Choosing the Mask(s) to Meet Requirements
  • Finding All Subnet IDs
  • Lesson Summary
  • Review All the Key Topics
  • Additional Practice for This Lesson’s Processes
  • Answers to Practice Choosing Subnet Masks
  • Answers to Practice Finding All Subnet IDs
  • VLSM Concepts and Configuration
  • Finding VLSM Overlaps
  • Adding a New Subnet to an Existing VLSM Design
  • Lesson Summary
  • Review All the Key Topics
  • Additional Practice for This Lesson’s Processes
  • Answers to Practice Finding VLSM Overlaps
  • Problem Isolation Using the ping Command
  • Problem Isolation Using the traceroute Command
  • Telnet and SSH
  • Lesson Summary
  • Review All the Key Topics
  • Problems Between the Host and the Default Router
  • Problems with Routing Packets Between Routers
  • Lesson Summary
  • Review All the Key Topics
  • IPv4 Access Control List Basics
  • Standard Numbered IPv4 ACLs
  • Practice Applying Standard IP ACLs
  • Lesson Summary
  • Review All the Key Topics
  • Additional Practice for This Lesson’s Processes
  • Command References
  • Answers to Earlier Practice Problems
  • Extended Numbered IP Access Control Lists
  • Named ACLs and ACL Editing
  • Troubleshooting with IPv4 ACLs
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Answers to Earlier Practice Problems
  • Perspectives on IPv4 Address Scalability
  • Network Address Translation Concepts
  • NAT Configuration and Troubleshooting
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Introduction to IPv6
  • IPv6 Addressing Formats and Conventions
  • Lesson Summary
  • Review All the Key Topics
  • Additional Practice for This Lesson’s Processes
  • Answers to Earlier Practice Problems
  • Global Unicast Addressing Concepts
  • Unique Local Unicast Addresses
  • Lesson Summary
  • Review All the Key Topics
  • Implementing Unicast IPv6 Addresses on Routers
  • Special Addresses Used by Routers
  • Lesson Summary
  • Review All the Key Topics
  • Additional Practice for This Lesson’s Processes
  • Command References
  • Answers to Earlier Practice Problems
  • The Neighbor Discovery Protocol
  • Dynamic Configuration of Host IPv6 Settings
  • Troubleshooting IPv6 Addressing
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Connected and Local IPv6 Routes
  • Static IPv6 Routes
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • System Message Logging (Syslog)
  • Network Time Protocol (NTP)
  • Analyzing Topology Using CDP and LLDP
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Securing IOS Passwords
  • Cisco Device Hardening
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Managing Cisco IOS Images and Upgrades
  • Password Recovery
  • Managing Configuration Files
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • IOS Packaging
  • IOS Software Activation with Universal Images
  • Managing Software Activation with Cisco License Manager
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Advice About the Exam Event
  • Exam Review
  • Mask Conversion Problems
  • Answers to Mask Conversion Problems
  • Mask Analysis Problems
  • Answers to Mask Analysis Problems
  • Mask Design Practice Problems
  • Mask Design Answers
  • Practice Finding All Subnet IDs
  • Practice Problems
  • Practice Building access-list Commands
  • Reverse Engineering from ACL to Address Range
  • Answers to Earlier Practice Problems
  • Answers: Practice Building access-list Commands
  • Answers: Reverse Engineering from ACL to Address Range
  • Address Abbreviating and Expanding Problems
  • Calculating the IPv6 Prefix Problems
  • Answers to Address Abbreviating and Expanding Problems
  • Answers to Calculating IPv6 Prefix Problems
  • EUI-64 and Solicited Node Multicast Problems
  • Answers to EUI-64 and Solicited Node Multicast Problems
  • Using CIDR Classless Prefixes
  • Understanding Subnetted CIDR Classless Prefixes
  • Challenges with CIDR Terminology and Processes
  • Review All the Key Topics
  • Answers to Earlier Practice Problems
  • Practice for Lesson 30: Implementing IPv6 Addressing on Routers
  • Manual Route Summarization Concepts
  • Choosing the Best Summary Routes
  • Exam Preparation Tasks
  • Review All the Key Topics
  • Answers to Earlier Practice Problems
  • Problem 1
  • Problem 2
  • Problem 3
  • Problem 4
  • Leased Line WANs with HDLC
  • Leased Line WANs with PPP
  • Troubleshooting Serial Links
  • Command References
  • Internal Processing on Cisco Switches
  • IOS Version and Other Reload Facts
  • Secondary IP Addressing
  • Internal Processing on Cisco Routers
  • Potential Routing Performance Issues
  • Cisco Router Fast Switching and CEF
  • OSPF Configuration
  • OSPF Single-Area Configuration
  • Configuring the OSPF Router ID
  • Miscellaneous OSPF Configuration Settings
  • Name Resolution with DNS
  • IOS Reorders ACEs
  • IOS Renumbers ACL Line Numbers, by 10s, at Reload
  • NAT Overload (PAT) on Consumer Routers
  • Dynamic Routes with OSPFv3
  • Comparing OSPF for IPv4 and IPv6
  • Verifying OSPFv3 Status and Routes
  • ICND1 100-105 Exam Topic Order
  • Book Lessons, with Exam Topics Covered in Each
  • CCNA R&S 200-125 Exam Topics
  • About the Exams
  • Book Features
  • Book Organization, Lessons, and Appendixes
  • Reference Information
  • PCPT Exam Databases with This Book
  • About Mind Maps
  • About Building Hands-On Skills
  • For More Information
  • A Brief Perspective on Cisco Certification Exams
  • Five Study Plan Steps
  • Things to Do Before Starting the First Lesson
  • Virtual LAN Concepts
  • VLAN and VLAN Trunking Configuration and Verification
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Spanning Tree Protocol (IEEE 802.1D)
  • Rapid STP (IEEE 802.1w) Concepts
  • Optional STP Features
  • Lesson Summary
  • Review All the Key Topics
  • Implementing STP
  • Implementing Optional STP Features
  • Implementing RSTP
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Troubleshooting STP
  • Troubleshooting Layer 2 EtherChannel
  • Analyzing the Switch Data Plane Forwarding
  • Troubleshooting VLANs and VLAN Trunks
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • VLAN Trunking Protocol (VTP) Concepts
  • VTP Configuration and Verification
  • VTP Troubleshooting
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Securing Access with IEEE 802.1x
  • AAA Authentication
  • DHCP Snooping
  • Switch Stacking and Chassis Aggregation
  • Lesson Summary
  • Review All the Key Topics
  • Comparing Dynamic Routing Protocol Features
  • OSPF Concepts and Operation
  • OSPF Area Design
  • Lesson Summary
  • Review All the Key Topics
  • Implementing Single-Area OSPFv2
  • Implementing Multiarea OSPFv2
  • Additional OSPF Features
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • EIGRP and Distance Vector Routing Protocols
  • EIGRP Concepts and Operation
  • Lesson Summary
  • Review All the Key Topics
  • Core EIGRP Configuration and Verification
  • EIGRP Metrics, Successors, and Feasible Successors
  • Other EIGRP Configuration Settings
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Perspectives on Troubleshooting Routing Protocol Problems
  • Interfaces Enabled with a Routing Protocol
  • Neighbor Relationships
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • BGP Concepts
  • eBGP Configuration and Verification
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Leased-Line WANs with HDLC
  • Leased-Line WANs with PPP
  • Troubleshooting Serial Links
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Metro Ethernet
  • Multiprotocol Label Switching (MPLS)
  • Lesson Summary
  • Review All the Key Topics
  • Internet Access and Internet VPN Fundamentals
  • GRE Tunnels and DMVPN
  • PPP over Ethernet
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • IPv4 Access Control List Basics
  • Standard Numbered IPv4 ACLs
  • Practice Applying Standard IP ACLs
  • Lesson Summary
  • Review All the Key Topics
  • Additional Practice for This Lesson’s Processes
  • Command References
  • Answers to Earlier Practice Problems
  • Extended Numbered IP Access Control Lists
  • Named ACLs and ACL Editing
  • Troubleshooting with IPv4 ACLs
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Answers to Earlier Practice Problems
  • Introduction to QoS
  • Classification and Marking
  • Congestion Management (Queuing)
  • Shaping and Policing
  • Congestion Avoidance
  • Lesson Summary
  • Review All the Key Topics
  • VLAN Routing with Router 802.1Q Trunks
  • VLAN Routing with Layer 3 Switch SVIs
  • VLAN Routing with Layer 3 Switch Routed Ports
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • FHRP and HSRP Concepts
  • Implementing HSRP
  • Troubleshooting HSRP
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Problems Between the Host and the Default Router
  • Problems with Routing Packets Between Routers
  • Lesson Summary
  • Review All the Key Topics
  • Normal IPv6 Operation
  • Troubleshooting IPv6
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • OSPFv3 for IPv6 Concepts
  • OSPFv3 Configuration
  • OSPFv3 Verification and Troubleshooting
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • EIGRP for IPv6 Configuration
  • EIGRP for IPv6 Verification and Troubleshooting
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • IPv6 Access Control List Basics
  • Configuring Standard IPv6 ACLs
  • Configuring Extended IPv6 ACLs
  • Other IPv6 ACL Topics
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Answers to Earlier Practice Problems
  • Simple Network Management Protocol
  • IP Service Level Agreement
  • SPAN
  • Lesson Summary
  • Review All the Key Topics
  • Command References
  • Cloud Computing Concepts
  • WAN Traffic Paths to Reach Cloud Services
  • Virtual Network Functions and Services
  • Lesson Summary
  • Review All the Key Topics
  • SDN and Network Programmability Basics
  • Examples of Network Programmability and SDN
  • Cisco APIC-EM Path Trace ACL Analysis Application
  • Lesson Summary
  • Review All the Key Topics
  • Advice About the Exam Event
  • Exam Review
  • Always Get the Latest at the Book’s Product Page
  • Technical Content
  • The APIC-EM Path Trace ACL Analysis Tool
  • Practice Problems
  • Answers to Earlier Practice Problems
  • RIP and Routing Protocol Concepts
  • Core RIPv2 Configuration and Verification
  • Optional RIPv2 Configuration and Verification
  • Troubleshooting RIPv2
  • Review All the Key Topics
  • Command References
  • Frame Relay Overview
  • Frame Relay Addressing
  • Network Layer Addressing with Frame Relay
  • Review All the Key Topics
  • Frame Relay Configuration and Verification
  • Frame Relay Troubleshooting
  • Review All the Key Topics
  • Command Reference to Check Your Memory
  • “Do I Know This Already?” Quiz
  • Problem Isolation Using the ping Command
  • Problem Isolation Using the traceroute Command
  • Telnet and SSH
  • Review All the Key Topics
  • Dial Access with Modems and ISDN
  • Gateway Load Balancing Protocol (GLBP)
  • HSRP Tracking
  • (OSPFv2) Link-State Advertisements
  • (OSPFv3) Link-State Advertisements
  • IPv6 Routing Protocols as Discussed in This Book
  • ICND2 200-105 Exam Topics in Numeric Order
  • Mapping of Book Lessons to ICND2 200-105 Exam Topics
  • CCNA R&S Exam Topics with ICND2 Subset Noted
  • Lesson 1: Network Reference Models and Protocols
  • Lesson 2: Infrastructure Components
  • Lesson 3: Network Architecture
  • Lesson 4: Network Cabling
  • Lesson 5: Basic Troubleshooting
  • Lesson 6: IPv4 Addressing
  • Lesson 7: IPv6 Addressing
  • Lesson 8: Fundamentals of Ethernet
  • Lesson 9: Basic Cisco Catalyst Switch Configuration
  • Lesson 10: Virtual LANs (VLANs)
  • Lesson 11: Trunking
  • Lesson 12: Troublshooting Switch Operation
  • Lesson 13: Basic Switch Security
  • Lesson 14: Voice VLAN's
  • Lesson 15: Basic Router Operation
  • Lesson 16: Basic Router Configuration and Verification
  • Lesson 17: Routing Fundamentals
  • Lesson 18: Routing Information Protocol (RIP)
  • Lesson 19: Dynamic Host Configuration Protocol (DHCP)
  • Lesson 20: Network Address Translation (NAT)
  • Lesson 21: Network Time Protocol (NTP)
  • Lesson 22: Network Management Protocols
  • Lesson 23: Device Managegent
  • Lesson 24: Troubleshooting with Cisco IOS Tools
  • Lesson 25: How to Register for the Exam
  • Lesson 26: Study Strategies
  • Lesson 27: What to do on Exam Day
  • Lesson 1: VLAN Trunking Protocol (VTP)
  • Lesson 2: Spanning Tree Protocol (STP)
  • Lesson 3: EtherChannel
  • Lesson 4: Routing Between VLANs
  • Lesson 5: Open Shortest Path First (OSPF)
  • Lesson 6: Enhanced Interior Gateway Routing Protocol (EIGRP)
  • Lesson 7: Point-to-Point Protocol (PPP)
  • Lesson 8: Options for WAN Connectivity
  • Lesson 9: WAN Topologies
  • Lesson 10: Border Gateway Protocol (BGP)
  • Lesson 11: Hot Standby Router Protocol (HSRP)
  • Lesson 12: Quality of Services (QoS)
  • Lesson 13: Cloud Resources
  • Lesson 14: Advanced Switch Security
  • Lesson 15: Access Control List (ACLs)
  • Lesson 16: Network Management Protocols
  • Lesson 17: Network Programmability
  • Lesson 18: How to Register for the Exam
  • Lesson 19: Study Strategies
  • Lesson 20: What to do on Exam Day

Customer Testimonials

Limawke josh
excellent
I really enjoyed the learning. The course was really awesome. Also, the platform has an excellent facility to make learning enjoyable and enrich. The lab work provides a great foundation for all domains covered in the certification exam.
LeRoy Smith
excellent
This is an extremely valuable course for anyone looking to earn their CCNA certification. The program is very well organized and easy to navigate. uCertify has packed this program with the tools necessary to become a qualified Cisco Certified Network Associate. One of my favorite tools is the Study Planner.
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