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Course Outline
SDN Fundamentals
- Comparing traditional and software-defined networking paradigms
- Understanding SDN architecture: data plane, control plane, and application plane
- Mastering OpenFlow protocol fundamentals
- Evaluating advantages and challenges of SDN adoption
- Overview of the open source SDN ecosystem
Linux Networking Foundations
- Managing network namespaces and isolation
- Differentiating between Linux bridges and Open vSwitch
- Utilizing traffic control (tc) for Quality of Service (QoS) and shaping
- Implementing VXLAN and GRE tunneling in Linux
- Configuring network management using systemd-networkd and NetworkManager
Open vSwitch Deep Dive
- Exploring Open vSwitch architecture and its components
- Executing installation and initial setup procedures
- Managing bridge configurations and port settings
- Utilizing flow rules and OpenFlow 1.3/1.5 features
- Supporting VLANs and tunneling protocols (VXLAN, Geneve, GRE)
- Configuring bonding and LACP
- Monitoring and troubleshooting OVS performance
OVN (Open Virtual Network)
- Understanding OVN architecture and its integration with OVS
- Managing logical switches and routers
- Implementing NAT, load balancing, and ACLs in OVN
- Integrating DHCP and DNS services
- Leveraging OVN for Kubernetes networking
- Comparing OVN with traditional Open vSwitch deployments
FRRouting (FRR) Implementation
- Overview of FRR architecture and components
- Basics of installation and configuration
- Configuring BGP and defining policies
- Deploying OSPF and OSPFv3
- Utilizing IS-IS for data center fabrics
- Implementing BFD for rapid failure detection
- Performing route filtering and redistribution
EVPN and VXLAN with FRR
- Fundamentals and use cases of EVPN
- Using VXLAN control plane with BGP EVPN
- Handling MAC address advertisement and learning
- Configuring distributed anycast gateways
- Establishing multi-tenant layer 3 VPNs with EVPN
- Troubleshooting EVPN deployments
SDN Controllers Overview
- The role of the SDN controller in network architecture
- Deployment models: centralized, distributed, and hybrid
- Introduction to OpenDaylight and its architecture
- Overview of the ONOS platform
- Criteria for selecting appropriate controllers
Deploying OpenDaylight
- Installation and setup procedures for OpenDaylight
- Managing Karaf container and services
- Basics of MD-SAL and application development
- Utilizing OpenFlow plugin and switch management
- Applying YANG models for data modeling
- Interfacing via REST API and northbound interfaces
Deploying ONOS
- Understanding ONOS architecture and components
- Installation and cluster setup processes
- Discovering devices and links
- Developing applications within the ONOS model
- Implementing intent-based networking with ONOS
- Integrating with programmable pipelines (P4, NPL)
Network Programmability
- Using REST APIs and JSON-RPC for network automation
- Leveraging gNMI (gRPC Network Management Interface)
- Applying YANG data modeling for configuration
- Utilizing NETCONF and RESTCONF clients
- Employing Python libraries for SDN (RYU, POX)
- Writing custom SDN applications
Automation and Orchestration
- Automating networks with Ansible
- Managing network infrastructure via Terraform
- Scaling configuration management
- Implementing continuous deployment for network changes
- Integrating with CI/CD pipelines
Traffic Engineering and Policies
- Classifying and marking traffic
- Implementing Quality of Service (QoS) with OVS/FRR
- Configuring policy-based routing
- Optimizing path computation
- Introduction to segment routing
- Monitoring traffic flows and performance metrics
Security in SDN Environments
- Addressing controller security considerations
- Securing OpenFlow channels via TLS
- Implementing access control and RBAC for SDN
- Utilizing network segmentation and micro-segmentation
- Mitigating DDoS attacks with SDN
- Conducting security monitoring and incident response
SDN for Data Centers and Cloud
- Designing data center fabrics with SDN
- Enabling network virtualization for multi-tenancy
- Integrating SDN with OpenStack and Kubernetes
- Facilitating service chaining and NFV integration
- Establishing hybrid cloud networking with SDN
Production Deployment and Operations
- Designing high availability for SDN controllers
- Planning scalability and tuning performance
- Developing backup and recovery strategies
- Monitoring SDN infrastructure health
- Troubleshooting SDN environments
- Executing upgrade procedures and maintenance windows
Summary and Future Directions
- Analyzing SDN adoption challenges and lessons learned
- Exploring P4 and programmable data planes
- Leveraging AI/ML for network automation
- Understanding emerging standards and protocols
- Accessing community resources and continuing education opportunities
Requirements
- Comprehensive understanding of TCP/IP networking and routing protocols
- Experience with Linux networking tools (iproute2, iptables, nftables)
- Familiarity with switching mechanisms and VLAN concepts
- Knowledge of network monitoring and troubleshooting techniques
- Basic proficiency in Python or shell scripting
Audience
- Network Engineers transitioning to SDN methodologies
- DevOps Engineers managing network infrastructure
- Cloud Infrastructure Architects
- System Administrators responsible for network configuration
35 Hours
