IPv6 Operations and Troubleshooting

At Course Completion Upon completing this course, the learner will be able to meet these overall objectives: Describe the factors that led to the development of IPv6 and possible uses of this new IP structure. Describe the structure of the IPv6 address format, how IPv6 interacts with data link layer technologies, and how IPv6 is supported in Cisco IOS XE Software. Implement IPv6 services and applications. Understand the updates to IPv4 routing protocols needed to support IPv6 topologies. Understand multicast concepts and IPv6 multicast specifics. Evaluate the scenario and desired outcome and identify the best transition mechanism for the situation. Describe security issues, how security for IPv6 is different than for IPv4, and emerging practices for IPv6-enabled networks. Describe the deployment strategies with cloud providers and emerging technologies. Audience Profile The primary audience for this course is as follows: Network engineers and technicians that are working in the enterprise or service provider sectors. Prerequisites The knowledge and skills that a learner should have before attending this course are as follows: Cisco CCNA certification or equivalent skillset

Outline Module 1: Introduction to IPv6 Lesson 1: Explaining the Rationale for IPv6 IP Address Allocation History of IPv4 Next Generation of IP Legacy: Dual Stack Modern: Single Stack Lesson 2: Evaluating IPv6 Features and Benefits Features and Benefits of IPv6 IPv6 Addresses IPv6 Autoconfiguration and Aggregation Advanced IPv6 Features Transition Strategies to IPv6 Single Stack Environments, Advantages and Features Lesson 3: Understanding Market Drivers Market Growth for IPv6 Native IPv6 Content Exhaustion of Core IPv4 Address Space Mergers and Acquisitions Driving Change Private IPv4 Addressing Conflicts Exhaustion of the Private IPv4 Space Growth of Internet Number of devices IOT Multi-National Compliance Efforts & References (infographic displaying worldwide efforts) Module 2: IPv6 Operations Lesson 1: Understanding the IPv6 Addressing Architecture IPv6 Addressing Architecture IPv6 Address Formats and Types IPv6 Address Uses Required IPv6 Addresses Lesson 2: Describing the IPv6 Header Format IPv6 Header Changes and Benefits IPv6 Header Fields IPv6 Extension Headers Lesson 3: Enabling IPv6 on Hosts Enabling IPv6 on Hosts Enabling IPv6 on Windows Enabling IPv6 on Mac OS X Enabling IPv6 on Linux Lesson 4: Enabling IPv6 on Cisco Routers (IOSXE) Enabling IPv6 on Cisco Routers IPv6 Address Configuration Autoconfiguration options Lesson 5: Using ICMPv6 and Neighbor Discovery ICMPv6 ICMP Errors Informational (e.g. Echo) IPv6 over Data Link Layers Neighbor Discovery Stateless Autoconfiguration Value of Autoconfiguration Renumbering Cisco Neighbor Discovery Command Syntax Cisco Network Prefix Renumbering Scenario ICMP MLD General Overview of IPv6 Mobility Module 3: IPv6 Services Lesson 1: Describing DNS in an IPv6 Environment DNS Objects and Records DNS Tree Structure Dynamic DNS Lesson 2: Understanding DHCPv6 Operations DHCPv6 DHCPv6 Operation DHCPv6 Multicast Addresses DHCPv6 Prefix Delegation Process DHCPv6 Troubleshooting Lesson 3: Understanding QoS Support in an IPv6 Environment IPv6 Header Fields Used for QoS IPv6 and the Flow Label Field IPv6 QoS Configuration Lesson 4: Using Cisco IOSXE Software Features Cisco IOSXE Software Features Cisco IOSXE IPv6 Tools IPv6 Support for Cisco Discovery Protocol Cisco Express Forwarding IPv6 IP Service Level Agreements Module 4: IPv6-Enabled Routing Protocols Lesson 1: Itemizing IPv6 Aware Routing Protocol Types Interior Gateway Routing Protocols Distance Vector RIPng Legacy EIGRPv6 Link-State OSPFv3 Integrated ISIS Gaining Popularity in Software Defined Spaces Exterior Gateway Protocols MP-BGPv4 Lesson 2: Examining OSPFv3 OSPFv3 Key Characteristics OSPFv3 Enhancements OSPFv3 Configuration OSPFv3 IPsec ESP Authentication and Encryption OSPFv3 Advanced Functionalities Lesson 3: Examining EIGRP for IPv6 EIGRP for IPv6 Cisco IOSXE EIGRP for IPv6 Commands Lesson 4: Understanding MP-BGP MP-BGP Support for IPv6 (AFI) IPv6 as Payload and Transport Mechanism in MP-BGP BGP Peering options BGP Prefix Filtering MP-BGP Configuration and Troubleshooting Lesson 5: Configuring IPv6 Policy-Based Routing Policy-Based Routing Lesson 6: Configuring FHRP for IPv6 First-Hop Redundancy Protocols and Concepts HSRP for IPv6 GLBP for IPv6 VRRP v3 Lesson 7: Configuring Route Redistribution Route Redistribution Module 5: Troubleshooting IPv6 Unicast Operations and Services Lesson 1: Hands on Troubleshooting IPv6 Troubleshooting Live Lab and Lecture Review and explore working IPv6 environment Explore the Topology with Pre-configuration (like a consultant would see) Addressing Schema Validation Explore CLI tools show commands Use case Command Options Debug Operations Use Case Command Options Traffic Analysis CLI commands to visualize pathing and pathing issues Using scripts insert Trouble Tickets 3 Tier Levels 3 Tickets per Tier Tier 1 must be completed the remaining tiers exist to keep all students engaged and the facilitate the learning process due to increasing complexity. Allow students to troubleshoot each ticket Students will report the issue to the instructor and the tools used to identify it via direct chat. If the Cited Issue is correct the instructor will tell the direct the student to remediate the fault. Potential Gamification to stimulate interest and engagement Make this more then a copy paste style Module 6: IPv6 Multicast Services Lesson 1: Implementing Multicast in an IPv6 Network IPv6 Multicast Addressing PIM for IPv6 Rendezvous Points MP-BGP for the IPv6 Multicast Address Family How to Implement Multicasting in an IPv6 Network IPv6 Multicast Application Example Lesson 2: Using IPv6 MLD Multicast Listener Discovery MLD Snooping and MLD Group Limits Multicast User Authentication and Group Range Support Module 7: IPv6 Transition Mechanisms Lesson 1: Implementing Dual-Stack Dual-Stack Applications Dual-Stack Node The Dual-Stack Approach Lesson 2: Legacy Mechanisms Overlay Tunnels Manually Configured Tunnels Automatic Tunnels Lesson 3: Transition to Single Stack Deployments Advanced Use Case Scenario – Valley Health System Environment cannot be Interrupted – No Downtime Legacy Resources that will never support IPv6 must be supported Transition to DNSv6 is Essential DNSv6 (Migrating from A to AAAA) Translation Options NAT64 DNS64 SLB64 Module 8: IPv6 Security Lesson 1: Configuring IPv6 ACLs IPv6 ACLs TCAM and Application Specific Integrated Circuits IPv6 ACL Configuration Wildcard ACLs Cisco IOSXE IPv6 Header Filtering Cisco IOSXE New ICMPv6 Types Editing of ACLs How to Configure ACLs in an IPv6 Environment Lesson 2: Using IPsec, IKE, and VPNs IPsec, IKE, and VPNs Basics IPsec and IKE VPN Connections Using IPv6 Lesson 3: Discussing Security Issues in an IPv6 Transition Environment Dual-Stack Issues Single-Stack Issues Tunnel Security Issues Security at the Network Edge Private IPv6 addressing vs Public IPv6 addressing Issues in IP overloading Lesson 4: Understanding IPv6 Security Practices Global Unicast Addresses (GUA) as "Private Space" Build Distributed Security Capability Secure the Local Link ICMPv6 at Edge—Manage ICMPv6 Traffic Secure the Routing Plane IPv6 First Hop Security RFC 9099 Lesson 5: Configuring Cisco ASA to support IPv6 IPv6 Addressing IPv6 Routing IPv6 ACLs IPv6 VPN Support ICMPv6 Inspection IPv6 Multicast Module 9: Deploying IPv6 Lesson 1: Examining IPv6 Address Allocation IPv6 Internet IPv6 Address Allocation Connecting to the IPv6 Internet Lesson 2: IPv6 NAT and DNS IPv6 Static NAT IPv6 NPTv6 DNS64/NAT64 Lesson 3: Understanding the IPv6 Multihoming Issue IPv6 Multihoming Aspects and Issues IPv6 Multihoming Status Lesson 4: Identifying IPv6 Enterprise Deployment Strategies Enterprise Networks Impacts of Network Services WAN Networks Dual Stack: Disadvantages Tunneling: Disadvantages Single Stack: The way Forward Where to start Module 10: Using IPv6 in a Software-Defined World Lesson 1: IPv6 Cloud and Software Defined Deployments Cisco SDWAN Cisco SDA Cloud Native Deployment Lesson 2: Planning and Implementing IPv6 in Enterprise Networks Enterprise Network Definition Implementing IPv6 in an Enterprise Campus Network IPv6 in an Enterprise WAN Network Lesson 3: Planning and Implementing IPv6 in Branch Networks Branch Deployment Overview Branch Deployment Profiles: Single-Tier Profile Implementation Lesson 4: IPv6 and Cloud Deployments IaaS (AWS/Azure) SaaS (O365/Webex) Bonus section (Examples) New RFCs Updated RFCs Items to be aware of RIP NG