Practical Software-Defined Networking: 6 The OpenFlow Protocol

Learn about the OpenFlow network communications protocol. Explore the theory behind OpenFlow, the details of OpenFlow messages, what happens when an SDN controller fails, and more.

1. OpenFlow Theory Webinar

• Make SDN real and OpenFlow theory, part 1: OpenFlow, controllers, and NSX
• OpenFlow messages
• OpenFlow channel

2. OpenFlow Messages

• Summary of OpenFlow messages

3. Wireshark Captures, Part 1

• Wireshark OpenFlow capture on Windows
• Wireshark openflow_v4 display filters
• Wireshark OpenFlow HELLO message, part 1
• Wireshark OpenFlow negotiation failure
• Wireshark OpenFlow HELLO message, part 2
• Wireshark and OpenFlow headers
• Wireshark types of messages
• Wireshark OpenFlow connection setup
• Wireshark: Which Layer 4 protocol is used?
• Wireshark features request reply (DPID)

4. Wireshark Captures, Part 2

• Multiple OpenFlow tables
• Wireshark capture n_tables field
• Benefits of multiple tables and TTPs
• Wireshark capture multipart request
• Wireshark capture packet in message, part 1
• Wireshark capture packet in message, part 2

5. Wireshark Captures, Part 3

• Install Wireshark on an SDN controller
• Wireshark Xming
• Compile Wireshark and capture OpenFlow on Ubuntu
• Wireshark auxiliary port and switch capabilities
• Wireshark n_tables

6. What Happens When a Controller Fails?

• What happens when the SDN controller fails (OpenFlow and OVS)? Part 1
• What happens when the SDN controller fails (OpenFlow and OVS)? Part 2
• What happens when the SDN controller fails (OpenFlow and OVS)? Part 3