anchor.diff:  
   == What is Libofp?
   
  -The *libofp* program translates binary https://www.opennetworking.org/sdn-resources/openflow[OpenFlow] messages to http://www.yaml.org/spec/1.2/spec.html[YAML] and back again. It provides a simple, uniform object syntax for working with the OpenFlow protocol programmatically.
  +The *libofp* program translates binary https://www.opennetworking.org/sdn-resources/openflow[OpenFlow] messages to http://www.yaml.org/spec/1.2/spec.html[YAML 1.2] and back again. It provides a uniform object syntax for working with the OpenFlow protocol programmatically.
   
   * Supports Linux and OS X
   * Supports OpenFlow versions 1.0, 1.1, 1.2, 1.3, 1.4
  -* Supports YAML 1.2 and JSON
   * Optional JSON RPC Microservice supports:
   ** multiple incoming or outgoing connections
   ** auxiliary connections
   ** TLS and DTLS
   
  -Libofp is a *tool* in the unix tradition. You can use `netcat` in a pipe to feed OpenFlow messages to a switch or controller:
  +Libofp is a *tool* in the unix tradition. Use `netcat` in a pipe to feed OpenFlow messages to a switch or controller:
   
   [source,console]
   ----
   $ libofp encode input.yml | nc -w 3 10.0.0.1 6653 | libofp decode
   ----
   
  -You can parse a .pcap file with `tcpflow` and then decode all the OpenFlow 
  +Parse a .pcap file with `tcpflow` and then decode all the OpenFlow 
   messages, while retaining metadata such as timestamps:
   
   [source,bash]
  
positive.code: [source,yaml]
  ----
    type: FLOW_MOD
    version: 1  // <1>
    msg:
      cookie: 0
      cookie_mask: 0xFFFFFFFFFFFFFFFF   // <2>
      table_id: 0  // <2>
      command: ADD
      idle_timeout: 10
      hard_timeout: 30
  
negative.code:     buffer_id: NO_BUFFER
      out_port: ANY
      out_group: ANY
      flags: [ SEND_FLOW_REM, CHECK_OVERLAP ]   # Flags as array of strings
      match:
        - field: IN_PORT
          value: 1
        - field: IPV4_SRC     # Match field dependencies added automatically
          value: '192.168.1.1'
      instructions:
        - instruction: APPLY_ACTIONS
  