Software-Defined Networking with Open Source Tools培訓

SDN Fundamentals

• Traditional vs software-defined networking paradigms
• SDN architecture: data plane, control plane, application plane
• OpenFlow protocol fundamentals
• Advantages and challenges of SDN adoption
• Open source SDN ecosystem overview

Linux Networking Foundations

• Network namespaces and isolation
• Linux bridges vs Open vSwitch
• Traffic control (tc) for QoS and shaping
• VXLAN and GRE tunneling in Linux
• Network configuration management (systemd-networkd, NetworkManager)

Open vSwitch Deep Dive

• Open vSwitch architecture and components
• Installation and initial setup
• Bridge configuration and port management
• Flow rules and OpenFlow 1.3/1.5 features
• VLAN and tunneling support (VXLAN, Geneve, GRE)
• Bonding and LACP configuration
• Monitoring and troubleshooting OVS

OVN (Open Virtual Network)

• OVN architecture and integration with OVS
• Logical switches and routers
• NAT, load balancing, and ACLs in OVN
• DHCP and DNS services integration
• OVN for Kubernetes networking
• OVN vs traditional Open vSwitch deployments

FRRouting (FRR) Implementation

• FRR architecture and component overview
• Installation and configuration basics
• BGP configuration and policies
• OSPF and OSPFv3 deployment
• IS-IS for data center fabrics
• BFD for fast failure detection
• Route filtering and redistribution

EVPN and VXLAN with FRR

• EVPN fundamentals and use cases
• VXLAN control plane with BGP EVPN
• MAC address advertisement and learning
• Distributed anycast gateway configuration
• Multi-tenant layer 3 VPNs with EVPN
• Troubleshooting EVPN deployments

SDN Controllers Overview

• Role of the SDN controller in network architecture
• Controller deployment models (centralized, distributed, hybrid)
• OpenDaylight introduction and architecture
• ONOS platform overview
• Controller selection criteria

Deploying OpenDaylight

• OpenDaylight installation and setup
• Karaf container and service management
• MD-SAL and application development basics
• OpenFlow plugin and switch management
• YANG models and data modeling
• REST API and northbound interfaces

Deploying ONOS

• ONOS architecture and components
• Installation and cluster setup
• Device and link discovery
• Application development model
• Intent-based networking with ONOS
• Integration with programmable pipelines (P4, NPL)

Network Programmability

• REST APIs and JSON-RPC for network automation
• gNMI (gRPC Network Management Interface)
• YANG data modeling for configuration
• NETCONF and RESTCONF clients
• Python libraries for SDN (RYU, POX, ryu)
• Writing custom SDN applications

Automation and Orchestration

• Ansible for network automation
• Terraform for network infrastructure
• Configuration management at scale
• Continuous deployment for network changes
• Integration with CI/CD pipelines

Traffic Engineering and Policies

• Traffic classification and marking
• Quality of Service (QoS) implementation with OVS/FRR
• Policy-based routing
• Path computation and optimization
• Segment routing introduction
• Monitoring traffic flows and performance

Security in SDN Environments

• Controller security considerations
• Secure OpenFlow channels (TLS)
• Access control and RBAC for SDN
• Network segmentation and micro-segmentation
• DDoS mitigation with SDN
• Security monitoring and incident response

SDN for Data Centers and Cloud

• Data center fabric design with SDN
• Network virtualization for multi-tenancy
• SDN integration with OpenStack and Kubernetes
• Service chaining and NFV integration
• Hybrid cloud networking with SDN

Production Deployment and Operations

• High availability design for SDN controllers
• Scalability planning and performance tuning
• Backup and recovery strategies
• Monitoring SDN infrastructure
• Troubleshooting SDN environments
• Upgrade procedures and maintenance windows

Summary and Future Directions

• SDN adoption challenges and lessons learned
• P4 and programmable data planes
• AI/ML for network automation
• Emerging standards and protocols
• Community resources and continuing education