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| Foreword | |
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| Foreword | |
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| Preface | |
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| Introduction | |
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| Centralized and Distributed Control and Data Planes | |
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| Introduction | |
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| Evolution versus Revolution | |
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| What Do They Do? | |
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| The Control Plane | |
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| Data Plane | |
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| Moving Information Between Planes | |
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| Why Can Separation Be Important? | |
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| Distributed Control Planes | |
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| IP and MPLS | |
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| Creating the IP Underlay | |
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| Convergence Time | |
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| Load Balancing | |
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| High Availability | |
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| Creating the MPLS Overlay | |
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| Replication | |
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| Centralized Control Planes | |
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| Logical Versus Literal | |
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| ATM/LANE | |
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| Route Servers | |
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| Conclusions | |
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| OpenFlow | |
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| Introduction | |
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| Wire Protocol | |
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| Replication | |
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| FAWG (Forwarding Abstraction Workgroup) | |
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| Config and Extensibility | |
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| Architecture | |
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| Hybrid Approaches | |
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| Ships in the Night | |
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| Dual Function Switches | |
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| Conclusions | |
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| SDN Controllers | |
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| Introduction | |
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| General Concepts | |
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| V Mware | |
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| Nicira | |
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| VMware/Nicira | |
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| OpenFlow-Related | |
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| Mininet | |
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| NOX/POX | |
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| Trema | |
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| Ryu | |
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| Big Switch Networks/Floodlight | |
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| Layer 3 Centric | |
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| L3VPN | |
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| Path Computation Element Server | |
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| Plexxi | |
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| Plexxi Affinity | |
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| Cisco OnePK | |
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| Relationship to the Idealized SDN Framework | |
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| Conclusions | |
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| Network Programmability | |
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| Introduction | |
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| The Management Interface | |
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| The Application-Network Divide | |
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| The Command-Line Interface | |
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| NETCONF and NETMOD | |
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| SNMP | |
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| Modern Programmatic Interfaces | |
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| Publish and Subscribe Interfaces | |
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| XMPP | |
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| Google's Protocol Buffers | |
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| Thrift | |
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| JSON | |
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| I2RS | |
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| Modern Orchestration | |
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| OpenStack | |
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| CloudStack | |
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| Puppet | |
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| Conclusions | |
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| Data Center Concepts and Constructs | |
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| Introduction | |
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| The Multitenant Data Center | |
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| The Virtualized Multitenant Data Center | |
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| Orchestration | |
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| Connecting a Tenant to the Internet/VPN | |
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| Virtual Machine Migration and Elasticity | |
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| Data Center Interconnect (DCI) | |
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| Fallacies of Data Center Distributed Computing | |
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| Data Center Distributed Computing Pitfalls to Consider | |
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| SDN Solutions for the Data Center Network | |
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| The Network Underlay | |
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| VLANs | |
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| EVPN | |
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| Locator ID Split (LISP) | |
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| VxLan | |
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| NVGRE | |
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| OpenFlow | |
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| Network Overlays | |
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| Network Overlay Types | |
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| Conclusions | |
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| Network Function Virtualization | |
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| Introduction | |
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| Virtualization and Data Plane I/O | |
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| Data Plane I/O | |
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| I/O Summary | |
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| Services Engineered Path | |
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| Service Locations and Chaining | |
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| Metadata | |
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| An Application Level Approach | |
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| Scale | |
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| NFV at ETSI | |
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| Non-ETSI NFV Work | |
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| Middlebox Studies | |
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| Embrane/LineRate | |
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| Platform Virtualizatioii | |
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| Conclusions | |
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| Network Topology and Topological Information Abstraction | |
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| Introduction | |
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| Network Topology | |
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| Traditional Methods | |
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| LLDP | |
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| BGP-TE/LS | |
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| BGP-LS with PCE | |
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| ALTO | |
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| BGP-LS and PCE Interaction with ALTO | |
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| I2RS Topology | |
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| Conclusions | |
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| Building an SDN Framework | |
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| Introduction | |
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| Build Code First; Ask Questions Later… | |
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| The Juniper SDN Framework | |
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| IETF SDN Framework(s) | |
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| SDN(P) | |
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| ABNO | |
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| Open Daylight Controller/Framework | |
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| API | |
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| High Availability and State Storage | |
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| Analytics | |
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| Policy | |
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| Conclusions | |
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| Use Cases for Bandwidth Scheduling, Manipulation, and Calendaring | |
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| Introduction | |
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| Bandwidth Calendaring | |
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| Base Topology and Fundamental Concepts | |
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| OpenFlow and PCE Topologies | |
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| Example Configuration | |
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| OpenFlow Provisioned Example | |
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| Enhancing the Controller | |
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| Overlay Example Using PCE Provisioning | |
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| Expanding Your Reach: Barbarians at the Gate | |
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| Big Data and Application Hyper-Virtualization for Instant CSPF | |
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| Expanding Topology | |
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| Conclusions | |
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| Use Cases for Data Center Overlays, Big Data, and Network Function Virtualization | |
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| Introduction | |
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| Data Center Orchestration | |
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| Creating Tenant and Virtual Machine State | |
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| Forwarding State | |
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| Data-Driven Learning | |
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| Control-Plane Signaling | |
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| Scaling and Performance Considerations | |
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| Puppet (DevOps Solution) | |
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| Network Function Virtualization (NFV) | |
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| NFV in Mobility | |
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| Optimized Big Data | |
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| Conclusions | |
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| Use Cases for Input Traffic Monitoring, Classification, and Triggered Actions | |
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| Introduction | |
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| The Firewall | |
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| Firewalls as a Service | |
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| Network Access Control Replacement | |
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| Extending the Use Case with a Virtual Firewall | |
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| Feedback and Optimization | |
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| Intrusion Detection/Threat Mitigation | |
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| Conclusions | |
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| Final Thoughts and Conclusions | |
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| What Is True About SDN? | |
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| Economics | |
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| SDN Is Really About Operations and Management | |
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| Multiple Definitions of SDN | |
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| Are We Making Progress Yet? | |
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| Index | |