anchor.diff:     SWITCHPORT TRUNK NATIVE VLAN vlan = DEC NEWLINE
   ;
   
  +track_hsrpc_stanza
  +:
  +   TRACK ~NEWLINE* NEWLINE
  +;
  +
   vrf_forwarding_if_stanza
   :
      VRF FORWARDING name = ~NEWLINE NEWLINE
  
positive.code:    ) ~NEWLINE* NEWLINE
  ;
  
  preempt_stanza
  :
     PREEMPT NEWLINE
  ;
  
  priority_stanza
  :
     PRIORITY value = DEC NEWLINE
  ;
  
negative.code:    ) NEWLINE
  ;
  
  ip_address_hsrpc_stanza
  :
     IP ip = IP_ADDRESS NEWLINE
  ;
  