anchor.diff:     | cmm_cos
      | cmm_default_inspection_traffic
      | cmm_dscp
  +   | cmm_exception
      | cmm_mpls
      | cmm_non_client_nrt
      | cmm_port
  +   | cmm_protocol
  +   | cmm_redirect
      | cmm_qos_group
   ;
   
  
positive.code:    (
        dscp_types += dscp_type
     )+ NEWLINE
  ;
  
  cmm_mpls
  
negative.code: :
     CLASS_MAP
     (
        TYPE ~NEWLINE
     )?
     (
        MATCH_ALL
        | MATCH_ANY
     )? name = variable NEWLINE s_class_map_tail*
  ;
  
  