Cisco SD-WAN Operations Troubleshooting and Best Practices

Individuals who are planning, implementing or administering a Cisco SD-WAN Solution.

After completing this course you should be able to :

• Describe how to deploy SD-WAN
• Configure a SD-WAN environment
• Deploy Zero-Touch provisioning
• Implement SD-WAN security
• Configure SD-WAN policies
• Operate SD-WAN devices and software
• Troubleshoot a SD-WAN environment

Cisco SD-WAN Introduction

• High-level Cisco SD-WAN Deployment models
• Application level SD-WAN solution
• Cisco SDWAN high availability solution
• Cisco SD-WAN Scalability
• Cisco SD-WAN Solution Benefits

Cisco SD-WAN Orchestration

• Introduction
• vManage NMS
• vSmart Controller
• vBond Orchestrator
• Controller Resiliency Architecture

Site Architecture and Deployment Models

• Site Capabilities
• vEdge Router
• vEdge form factors

Zero Touch Provisioning

• Overview
• User Input Required for the ZTP Automatic Authentication Process
• Authentication between the vBond Orchestrator and a vEdge Router
• Authentication between the vEdge Router and the vManage NMS
• Authentication between the vSmart Controller and the vEdge Router

Cisco SD-WAN Solution

• Overlay Management Protocol (OMP)
• Cisco SDWAN Circuit Aggregation Capabilities
• Secure Connectivity in Cisco SD-WAN
• Performance Tracking Mechanisms
• Application Discovery
• Dynamic Path Selection
• Performance Based Routing
• Dynamic Cloud Access

Operations Best Practices

• Config: Test Configuration Changes Before Committing
• NAT: Secure Routers Acting as NATs
• vEdge Routers: Connect to the Console Port
• vEdge Routers: Use the Poweroff Command
• Viptela Devices: Site ID Naming Conventions
• Viptela Devices: Using the System IP Address
• vManage NMS: Disaster Recovery

Application Monitoring

• vManage
• vAnalytics
• Ecosystem Partner Solutions

Troubleshooting Methods

• Remote Access
• Console Access
• LAN Interfaces
• WAN Interfaces
• Control Connections

General Troubleshooting

• Check Application-Aware Routing Traffic
• Collect Device Data To Send to Customer Support
• Monitor Alarms and Events
• Monitor TCP Optimization
• Ping a Viptela Device
• Run a Traceroute
• Simulate Flows
• Troubleshoot Cellular Interfaces
• Troubleshoot Device Bringup
• Troubleshoot WiFi Connnections
• Use Syslog Messages
• Tunnel Health

Troubleshooting: Data Plane Issues

• BFD Session Information
• Cflowd Information
• Data Policies
• DPI Information
• Symptom: Site Cannot Reach Applications in Datacenter
• Symptom: vManage Showing vEdge or Interface Down
• Symptom: Site-Wide Loss of Connectivity (Blackout)
• Symptom: Poor Application Performance (Brownout)
• Issue Severity Assessment

Troubleshooting: Routing Issues

• BGP Information
• Multicast Information
• OMP Information
• OSPF Information
• PIM Information
• Symptom: Some or All Routes Missing from vEdge Routing table
• Symptom: Data Traffic Using Suboptimal Path
• Symptom: Data Traffic Not Using All Transports

Application-Aware Routing

• Application Performance with CloudExpress Service
• Tunnel Latency Statistics
• Tunnel Loss Statistics

Interface Troubleshooting

• Reset an Interface
• All Interfaces
• ARP Table Entries
• Cellular Interface Information
• DHCP Server and Interface Information
• Interface MTU Information
• Management Interfaces
• VRRP Information
• WAN Interfaces

Network Operations

• Check Alarms and Events
• Check User Accounts and Permissions
• Deploy the Viptela Overlay Network
• Determine the Status of Network Sites
• Control Connections
• Data Connections
• Network Performance with vAnalytics Platform
• OMP Status

Security Certificate Troubleshooting

• Generate a Certificate
• Upload the vEdge Serial Number File
• Certificate
• CSR

Viptela Devices Maintenance

• Decommission a vEdge Cloud Router
• Determine the Status of a Network Device
• Locate a Viptela Device
• Migrate a Controller's Virtual Machine Using vMotion
• Reboot a Device
• Remove a vEdge Router's Serial Number from the vManage NMS
• Replace a vEdge Router
• Restore the vManage NMS
• Set Up User Accounts to Access Viptela Devices
• Validate or Invalidate a vEdge Router
• Software Versions Installed on a Device
• Status of a vBond Orchestrator
• Status of a vEdge Router
• Status of a vSmart Controller

Viptela Device Operation and Troubleshooting

• Determine Changes to a Configuration Template
• Determine Why a Device Rejects a Template
• Alarm Severity Levels
• Hardware Alarms
• Checking Alarms and Notifications
• LEDs
• Additional Information
• Restore a vEdge Router
• Remove vEdge Router Components

Working With Viptela Support

• Case Priority Levels and Response Times
• Information for Opening Cases
• Viptela Customer Support Portal
• Other Ways to Contact Support

Labs:

• Introduction to the Cisco SD-WAN
• Add vEdge to vManage Inventory
• Control-Plane Connectivity
• Overlay Network
• Zero-Touch Provisioning
• vManage Templates
• vManage Basic Policies
• Application Aware Policies
• Advanced Policies
• Analytics
• MultiTenant Mode and Tenants
• Troubleshooting Methods
• Troubleshooting Data Plane Issues
• Troubleshooting Routing Issues
• Best Practices

Attendees should meet the following prerequisites:

• Familiarity with WAN Networks

Recommended as preparation for the following exams:

• There are no exams currently aligned to this course