Ccna 3: Managing Wans

How to Implement and Manage Wide Area Networks

What you'll learn

Define Wide Area Network (WAN) and explain WAN concepts

Explain types of WAN connections and technologies

Explain terminology of WAN equipment and connections

Explain and configure HDLC and PPP WAN connections

Explain a route and how a router learns of routes

Identify components of a routing table and the routes in a routing table

Explain layer 2 forwarding, layer 3 routing, and how the two interact to deliver packets to a destination

Configure static routes on a router to include default routes, host routes, and floating routes

Explain types of dynamic routing protocols, what they do, and the pros and cons of each

Configure RIP on a network

Explain how OSPF works

Configure OSPF on a network

Explain OSPF hello timers, costs, and load balancing

Configure OSPF settings on a network

Explain issues with OSPF on multi-access networks

Explain DR, BDR, and DROTHER roles and the OSPF election process

Configure OSPF multi-access network settings

Apply OSPF concepts and configuration to a network

Troubleshoot WAN and OSPF issues

Explain the purpose of NAT and PAT and how it operates

Configure static NAT/PAT, dynamic NAT/PAT, and dynamic PAT using an interface’s IP address

Apply PAT concepts and configurations to a network

Troubleshoot NAT and PAT issues

Explain a firewalls purpose and functions

Explain how ACLs protect a network

Configure standard and extended ACLs

Apply ACL concepts and configurations to a network

Troubleshoot issues with ACLs

Explain network tunneling and different tunneling technologies such as GRE, MPLS, and IPsec

Explain VPNs and DMVPNs

Requirements

Familiar with Cisco IOS

A strong understanding of Layer 2 and Layer 3 networking concepts

Description

This comprehensive course provides an in-depth exploration of Wide Area Networks (WAN) and routing protocols essential for modern networking. Participants will begin by understanding WAN concepts, including types of connections, key terminology, and equipment used in WAN setups. The course will cover configuring and troubleshooting HDLC and PPP connections, along with an introduction to routing principles, including static and dynamic routing protocols like RIP and OSPF.Students will learn how routers discover and manage routes, delve into the intricacies of routing tables, and explore the interaction between Layer 2 forwarding and Layer 3 routing. Practical exercises will include configuring static routes, including default, host, and floating routes, as well as implementing dynamic routing protocols such as RIP and OSPF.The course will also cover advanced OSPF concepts, including multi-access network configurations, DR/BDR roles, and OSPF election processes. Additionally, participants will gain hands-on experience with NAT, PAT, and ACLs. We’ll also cover tunneling technologies like GRE, MPLS, and IPsec, with a focus on applying these configurations in real-world network environments.By the end of the course, participants will be equipped with the knowledge and skills to design, configure, and manage complex WAN environments and routing protocols, ensuring robust and secure network operations.Key components of the course include:Define Wide Area Network (WAN) and explain WAN conceptsExplain types of WAN connections and technologiesExplain terminology of WAN equipment and connectionsExplain and configure HDLC and PPP WAN connectionsExplain a route and how a router learns of routesIdentify components of a routing table and the routes in a routing tableExplain layer 2 forwarding, layer 3 routing, and how the two interact to deliver packets to a destinationConfigure static routes on a router to include default routes, host routes, and floating routesExplain types of dynamic routing protocols, what they do, and the pros and cons of eachConfigure RIP on a networkExplain how OSPF worksConfigure OSPF on a networkExplain OSPF hello timers, costs, and load balancingConfigure OSPF settings on a networkExplain issues with OSPF on multi-access networksExplain DR, BDR, and DROTHER roles and the OSPF election processConfigure OSPF multi-access network settingsApply OSPF concepts and configuration to a networkTroubleshoot WAN and OSPF issuesExplain the purpose of NAT and PAT and how it operatesConfigure static NAT/PAT, dynamic NAT/PAT, and dynamic PAT using an interface’s IP addressApply PAT concepts and configurations to a networkTroubleshoot NAT and PAT issuesExplain a firewalls purpose and functionsExplain how ACLs protect a networkConfigure standard and extended ACLsApply ACL concepts and configurations to a networkTroubleshoot issues with ACLsExplain network tunneling and different tunneling technologies such as GRE, MPLS, and IPsecExplain VPNs and DMVPNsBecome efficient in planning and configuring local infrastructuresImplement WAN technologies such as static routes, OSPF, ACLs, and NATApply these concepts to an actual network you will be building throughout the courseLearn troubleshooting skills to help you efficiently overcome problemsLearn it Right, Learn it Well, and Reap the RewardsSpending the time now to fully understand how to set up WAN technologies will help you in the field and for studying more advanced topics.Who Should Take this Course:Those who are studying for the CCNA examThose who who want the skills to build local infrastructuresWhy take the course from me?Experience: I’ve been in the IT world since 2000, have a masters in computers, and over 20 industry standard certificationsKnow how to Teach: I was trained as an instructor by the USAF, have a bachelors in education, teaching since 1997, and well over 6,000 hours of classroom instruction time.I’ve been a hiring manager since 2010, I know what skill sets employers are looking for.TechKnowSurge’s Unique ApproachYour instructor has training and years of experience as an educator, as a technician, and as a leader. The course implements the following features:Microstep lectures and segmented videos that meters learning into bite size chunks. It also makes it easy to go back and review concepts when needed.Staged-Based Educational Model where information is covered multiple times in increasing amounts of complexity. The approach helps reinforce learning and creates a knowledge and skill set less likely to fade with time.Extensive coverage of topics to make sure topics are explained fullyTechKnowSurge’s Unique ApproachYour instructor has training and years of experience as an educator, as a technician, and as a leader. The course implements the following features:Microstep lectures and segmented videos that meters learning into bite size chunks. It also makes it easy to go back and review concepts when needed.Staged-Based Educational Model where information is covered multiple times in increasing amounts of complexity. The approach helps reinforce learning and creates a knowledge and skill set less likely to fade with time.Extensive coverage of topics to make sure topics are explained fullyWell-organized content. A tremendous amount of effort has been placed on what order content should be delivered to maximize learning and minimizing confusion.A focus on pedagogy. A funny name, but your instructor has a deep understanding of educational theory and what drives learning.Module overviews explaining what to expect for each module and sets a mindset for why the information is important to learn.Video intros, overviews, and summaries to explain the intention of each video, reinforce learning, and prepare you for success.High quality and engaging videos that use graphics, great explanations, and analogies to explain complex topics in an easy to understand way.Real world application. Step beyond just the theory. Your instructor has real world experience and will share that with you throughout the course.Employer insight, know what employers are looking for. Your instructor runs IT Departments and hires individuals just like you.Content and OverviewThis well organized course will has the following modules:Welcome and Getting Started: Prepare yourself for efficiently and successfully completing the course. You’ll get an overview of what the course is all about and what you should expect out of it.Wide Area Networks (WANs): This module provides a foundational understanding of Wide Area Networks (WAN), focusing on essential concepts and technologies that connect geographically dispersed networks. Participants will explore different types of WAN connections, such as leased lines, MPLS, and broadband, while gaining familiarity with key terminology and equipment used in WAN setups. By the end of this module, learners will have a solid grasp of WAN fundamentals, enabling them to comprehend more advanced networking concepts and configurations.Configuring WAN Links: In this module, participants will learn about two key WAN protocols: High-Level Data Link Control (HDLC) and Point-to-Point Protocol (PPP). The module will begin with an explanation of the characteristics, advantages, and use cases of both HDLC and PPP in WAN environments. Learners will then move on to hands-on configuration, where they will set up HDLC and PPP connections on routersRouting: This module introduces the essentials of routing, explaining how a router learns and manages routes through both static configurations and dynamic protocols. Participants will explore the components of a routing table, including route types and metrics, and understand how these elements determine the optimal path for packet delivery. The module also covers the interaction between Layer 2 forwarding and Layer 3 routing, illustrating how these layers work together to efficiently deliver packets to their destinations.Static Routes: In this module, participants will learn how to configure static routes on a router, focusing on three key types: default routes, host routes, and floating routes. The module provides step-by-step guidance on setting up each route type, explaining their purposes and how they influence traffic flow within a network. Participants will also gain hands-on experience configuring these routes in various scenarios, ensuring they can effectively manage network traffic and implement backup routes for redundancy.Dynamic Routing Protocols: This module covers the various types of dynamic routing protocols, including Distance Vector, Link State, and Hybrid protocols, explaining their functions, advantages, and disadvantages. Participants will explore how these protocols automatically manage and distribute routing information within a network. The module then focuses on configuring the Routing Information Protocol (RIP) on a network, providing practical steps to implement RIP, and discussing its use cases, benefits, and limitations in dynamic routing environments.OSPF: This module provides the basics of the Open Shortest Path First (OSPF) protocol, explaining how it operates as a Link State routing protocol to efficiently manage and distribute routing information within a network. Participants will learn about OSPF's key features, such as link-state advertisements (LSAs) and the Dijkstra algorithm. The module includes hands-on exercises for configuring OSPF on a network.OSPF Settings: In this module, participants will dive into advanced OSPF settings, focusing on the role of hello timers, costs, and load balancing in optimizing network performance. The module explains how OSPF hello timers impact neighbor relationships, how OSPF cost influences route selection, and how load balancing can be achieved across multiple paths. Learners will also gain practical experience configuring these OSPF settings on a network, ensuring they can fine-tune OSPF operations to meet specific network requirements.OSPF Multi-Access Networks: This module addresses the unique challenges OSPF faces in multi-access networks, such as broadcast domains where multiple routers can form adjacencies. Participants will learn about potential issues like excessive LSA traffic and how OSPF uses the Designated Router (DR), Backup Designated Router (BDR), and DROTHER roles to manage these environments efficiently. The module will cover the OSPF election process for DR and BDR, detailing the criteria and procedures involved. Finally, learners will configure OSPF settings on multi-access networks to ensure stability and optimal performance.Project: OSPF: This module provides practical experience in applying OSPF concepts and configurations to network environments, ensuring learners can effectively implement and manage OSPF settings for optimal performance. Participants will also focus on troubleshooting WAN and OSPF issues, using diagnostic tools and techniques to identify and resolve common problems. The module includes hands-on labs and real-world scenarios to reinforce skills in deploying OSPF and addressing connectivity or performance issues across WAN and OSPF configurations.NAT: This module explains the purpose and operation of Network Address Translation (NAT) and Port Address Translation (PAT), detailing how these techniques facilitate private-to-public IP address mapping and enable multiple devices to share a single public IP address. Participants will learn the differences between static NAT, dynamic NAT, and dynamic PAT, and gain hands-on experience configuring each type using an interface’s IP address. The module includes practical exercises to set up NAT/PAT configurations, ensuring effective network address management and connectivity.Project: PAT: This module focuses on applying Port Address Translation (PAT) concepts and configurations to network environments, including practical exercises to set up and manage PAT for IP address conservation and efficient resource utilization. Participants will also develop skills in troubleshooting NAT and PAT issues, using diagnostic tools and techniques to identify and resolve common problems. By the end of the module, learners will be adept at implementing and troubleshooting PAT to ensure reliable and efficient network address management.ACLs: This module covers the purpose and functions of firewalls in network security, explaining how they act as barriers to protect networks from unauthorized access and threats. Participants will also learn about Access Control Lists (ACLs) and their role in network protection, detailing how standard and extended ACLs can be used to control and filter network traffic. The module includes hands-on configuration of both standard and extended ACLs, providing practical experience in implementing and managing these security measures to safeguard network resources.Project: ACLs: This module focuses on applying Access Control List (ACL) concepts and configurations to real-world network scenarios, ensuring learners can effectively implement ACLs to manage and secure network traffic. Participants will also develop troubleshooting skills to identify and resolve issues with ACLs, using diagnostic tools and techniques to address common problems and optimize access control. Practical exercises will reinforce the application of ACLs and troubleshooting strategies, ensuring robust network security and efficient traffic management.Tunneling Traffic and VPNs: This module provides an overview of network tunneling and various tunneling technologies, including Generic Routing Encapsulation (GRE), Multi-Protocol Label Switching (MPLS), and IP Security (IPsec). Participants will learn how these technologies create secure and efficient pathways for data transmission across networks. The module also covers Virtual Private Networks (VPNs) and Dynamic Multipoint VPNs (DMVPNs), explaining their purposes, functionalities, and benefits. By the end of the module, learners will understand how to implement and configure these technologies to ensure secure and reliable network communications.Wrap Up: Time to wrap up the course and provide any final thoughts.Instructor BioTechKnowSurge (Andrew Grimes) has been in the tech industry since 2000 and even longer as an Instructor. He started out as a Survival Instructor for the United States Air Force (USAF) in 1997. When he got out of the military, he started teaching computer classes. Wanting to advance his technical skills, he became a contractor working on a wide range of technologies while teaching technology college courses in the evening. Overtime, he became a hiring manager, director, and leaderHis background includes:Building a security program within 2 years to include becoming SOC 2 Type 2 compliantLeading and maximizing efficiency of IT, Security, and DevOps teamsManaging SaaS company infrastructure with millions of active usersManaging small, medium, and large IT InfrastructuresMigrating technologies to the cloudManaging multi-million dollar budgets and reducing overall budget spend year over yearUtilizing various project management techniques such as waterfall, scrum and Kanban to maximize efficiency and successBachelors in Workforce EducationMasters in Computer Resource and Information ManagementOver 6,000 hours of teaching experienceOver 20 industry standard certifications.Past student reviews:“Andrew is absolutely the best instructor I've had throughout the course of my education. He is extremely knowledgeable when it comes to all things network and IT-related. Because of the education he provided, I am now working in the network engineering field, and I could not have done it without his expert guidance.” ~Michael B.“Andrew was hands down my favorite instructor since enrolling” “He has great skills as an instructor, and I've learned a lot from his classes.” ~Jeff S.“As an instructor, he is thorough, articulate, patient and positive. He genuinely cares that his students fully comprehend the curriculum. I have a great deal of respect for Andrew. I can't recommend him highly enough.” ~Dan H.“I found Andrew to be one of the best Instructors” “He presents the information with real world applications, which helped to reinforce the concepts presented in the Cisco Certification track.” “I am truely thankful to have had him as my teacher.” ~Dan M.“Andrew is very knowledgeable and brings his practical business experience with him. He expresses himself very well and treats everyone with respect. He explains very complicated concepts in a manner that is easy to understand.” “It is without reservation that I would recommend Andrew as a business professional and/or teacher.” ~Adam C.“Andrew is an excellent instructor and more.” “Andrew is the kind of teacher that you never forget.” ~ William C.“Andrew Grimes is a first rate instructor who genuinely cares about the success of his students. I was fortunate to have Andrew as my instructor.” “I highly recommend Andrew as an instructor and IT professional.” ~Paul C.“Andrew is a great instructor who really cares whether his students grasp the concepts he teaches. He has a passion for teaching that many couldn't muster.” ~Patrick R.“He was a great teacher and I would gladly take a class under him again.” ~Joshua R.“…his style of teaching is accommodating for any level, that a student is starting off at, either beginning or advance in IT world.” ~Paul W.“He fosters a multidimensional environment of learning in which students of diverse abilities excel.” ~Mark B“Andrew Grimes was a great Data Networks and Telecommunications Instructor.” “I would highly recommend him to any who desires to further their education.” ~ Tommy S.

Overview

Section 1: Welcome and Getting Started

Lecture 1 Welcome

Lecture 2 How to Navigate this Course

Lecture 3 Course Overview

Lecture 4 Syllabus

Lecture 5 Meet Your Instructor

Section 2: Wide Area Networks (WANs)

Lecture 6 Module Intro

Lecture 7 WAN Refresher

Lecture 8 WAN Connections

Lecture 9 WAN Technologies

Lecture 10 WAN Equipment

Section 3: Configuring WAN Links

Lecture 11 Module Intro

Lecture 12 HDLC and PPP

Lecture 13 DEMO: T1, HDLC, PPP

Lecture 14 PROJ: Prep Equipment

Lecture 15 PROJ: WAN Links

Lecture 16 DEMO: SSH Hopping

Section 4: Routing

Lecture 17 Module Intro

Lecture 18 Routes

Lecture 19 Route Discovery

Lecture 20 Routing Table

Lecture 21 Router Processing

Lecture 22 L2 and L3 Walkthrough

Section 5: Static Routes

Lecture 23 Module Intro

Lecture 24 Static Routes

Lecture 25 DEMO: Static Route

Lecture 26 DEMO: Default Route

Lecture 27 DEMO: Static Host Route

Lecture 28 DEMO: Floating Static Route

Lecture 29 DEMO: 31 Bit Prefixes (RFC 3021)

Section 6: Dynamic Routing Protocols

Lecture 30 Module Intro

Lecture 31 Dynamic Routing Protocols

Lecture 32 Dynamic Routing Protocols Types

Lecture 33 RIP

Lecture 34 DEMO: RIP

Section 7: OSPF

Lecture 35 Module Intro

Lecture 36 OSPF Introduction

Lecture 37 OSPF Process

Lecture 38 OSPF Configurations

Lecture 39 DEMO: Configuring OSPF

Lecture 40 OSPF Networks

Lecture 41 Wildcard Masks

Lecture 42 DEMO: Configuring OSPF Networks

Lecture 43 DEMO: Propagate Static Default Route

Lecture 44 DEMO: Configuring Passive Interfaces

Section 8: OSPF Settings

Lecture 45 Module Intro

Lecture 46 OSPF Packets

Lecture 47 OSPF Hello Timers

Lecture 48 DEMO: Set Hello and Dead Interval Counters

Lecture 49 OSPF Costs

Lecture 50 DEMO: Changing OSPF Cost

Lecture 51 Load Balancing

Lecture 52 DEMO: LSA Overload Protection

Lecture 53 OSPF Areas

Section 9: OSPF Multi-Access Networks

Lecture 54 Module Intro

Lecture 55 DR and BDR

Lecture 56 OSPF States

Lecture 57 DEMO: Setting Router ID and Priority

Lecture 58 DEMO: Configure Ethernet as a Point-to-Point

Lecture 59 DEMO: Loopback as a Network

Section 10: Project: OSPF

Lecture 60 Module Intro

Lecture 61 PROJ: WAN Configuration

Lecture 62 DEMO: Troubleshoot OSPF

Lecture 63 DEMO: Troubleshooting WAN Issue #1

Lecture 64 DEMO: Troubleshooting WAN Issue #2

Lecture 65 DEMO: Troubleshooting WAN Issue #3

Lecture 66 DEMO: Troubleshooting WAN Issue #4

Lecture 67 DEMO: Troubleshooting WAN Issue #5

Section 11: NAT

Lecture 68 Module Intro

Lecture 69 Private Addressing Refresher

Lecture 70 NAT

Lecture 71 NAT Types

Lecture 72 NAT Commands

Lecture 73 DEMO: Static NAT

Lecture 74 DEMO: Static PAT

Lecture 75 DEMO: Dynamic NAT and PAT

Lecture 76 DEMO: PAT (using interface)

Lecture 77 NAT64

Section 12: Project: PAT

Lecture 78 Module Intro

Lecture 79 PROJ: PAT

Lecture 80 PROJ: Static PAT

Lecture 81 DEMO: Troubleshooting NAT Issue #1

Lecture 82 DEMO: Troubleshooting NAT Issue #2

Lecture 83 DEMO: Troubleshooting NAT Issue #2

Lecture 84 DEMO: Troubleshooting NAT Issue #4

Section 13: ACLs

Lecture 85 Module Intro

Lecture 86 Firewalls

Lecture 87 ACLs

Lecture 88 Standard ACLs

Lecture 89 DEMO: Standard Numbered ACLs

Lecture 90 DEMO: Standard Named ACLs

Lecture 91 DEMO: Secure VTY Ports

Lecture 92 Extended ACL

Lecture 93 DEMO: Extended Numbered ACLs

Lecture 94 DEMO: Extended Named ACLs

Lecture 95 DEMO: Established Traffic

Lecture 96 DEMO: ACL Example

Section 14: Project: ACLs

Lecture 97 Module Intro

Lecture 98 PROJ: ACLs

Lecture 99 DEMO: Modifying ACLs with Copy Paste

Lecture 100 DEMO: Modifying ACLs with Sequence Numbers

Lecture 101 DEMO: Troubleshooting ACLs Issue 1

Lecture 102 DEMO: Troubleshooting ACLs Issue 2

Lecture 103 DEMO: Troubleshooting ACLs Issue 3

Lecture 104 DEMO: Troubleshooting ACLs Issue 4

Section 15: Tunneling Traffic and VPNs

Lecture 105 DEMO: Troubleshooting ACLs Issue 4

Lecture 106 Tunneling

Lecture 107 GRE Tunnels

Lecture 108 MPLS Tunnels

Lecture 109 IPv6 over IPv4

Lecture 110 IPSec

Lecture 111 VPNs

Lecture 112 Dynamic multipoint VPN (DMVPN)

Lecture 113 MFA and DUO

Section 16: Wrap up

Lecture 114 Review

Those who are studying for the CCNA exam,Those who who want the skills to build local infrastructures