anchor.diff:        | ARCHIVE
         | ATM
         | BASH
  +      | CLASS_MAP
         | CLI
         | CONTROL_PLANE
         | CONTROLLER
  
positive.code:       | CDP
        | CFS
        | CIPC
        | CLASS_MAP
        | CLOCK
        | CLUSTER
        | CNS
  
negative.code:       | SERVER_TYPE
        | SERVICE
        | SERVICE_POLICY
        | SETUP
        | SFLOW
        | SHELL
  