anchor.diff:  _nonheader_ (matches subsequent fragments), _unfragmented_ (matches
   unfragmented datagrams).
   
  +|inPortGroup |UUID |POST/PUT |No
  +|Matches the traffic incoming from a port (interior or exterior) in the
  +specified port group.
  +
   |inPorts |Array of UUID |POST/PUT |No
   |Matches the list of (interior or exterior) ingress ports.
   
  
positive.code: |Inverts the network layer type-of-service (ToS) predicate. It has no effect
  unless the `nwTos` field is also set.
  
  |invOutPorts |Boolean |POST/PUT |No
  |Inverts the egress ports predicate.
  
  
negative.code: |Inverts the data link ethertype predicate. It has no effect unless the
  `dlType` field is also set.
  
  |invInPortGroup |Boolean |POST/PUT |No
  |Inverts the input port group predicate.
  
  |invInPorts |Boolean |POST/PUT |No
  |Inverts the ingress ports predicate.
  
  