anchor.diff:  	C0 = F2("radiusReserveTime", Chars, []),
   	C1 = F2("radiusReserveOctets", Chars, C0),
   	C2 = F2("ReserveSessionTime", Chars, C1),
  -	C3 = F2("serviceAkaK", Chars, C2),
  -	C4 = F2("serviceAkaOPc", Chars, C3),
   	NewAcc = Acc#service{name = Identity, password = Password,
  -		multisession = MultiSession, attributes = A3, characteristics = C4},
  +			multisession = MultiSession, attributes = A3, characteristics = C2},
   	inventory(T, NewAcc);
   inventory([{"category", _}| T], Acc) ->
   	inventory(T, Acc);
  
positive.code: inventory([characteristics | T],
  		#service{characteristics = []} = Service, Chars, Acc) ->
  	inventory(T, Service, Chars, Acc);
  inventory([characteristics | T], #service{characteristics = Chars1} =
  		Service, Chars2, Acc) ->
  	NewChars = Chars1 ++ Chars2,
  	inventory(T, Service, NewChars, Acc);
  inventory([_ | T], Service, Chars, Acc) ->
  
negative.code: 	Value6 = {"serviceSpecCharacteristicValue", {array, [{struct, [Type6]}]}},
  	Char6 = {struct, [Name6, Description6, Config6, Type6, Value6]},
  	Name7 = {"name", "serviceAkak"},
  	Description7 = {"description", "AKA K"},
  	Config7 = {"configurable", true},
  	Type7 = {"valueType", "String"},
  	Value7 = {"serviceSpecCharacteristicValue", {array, [{struct, [Type7]}]}},
  	Char7 = {struct, [Name7, Description7, Config7, Type7, Value7]},
  	Name8 = {"name", "serviceAkaOPc"},
  	Description8 = {"description", "AKA OPc"},
  	Config8 = {"configurable", true},
  	Type8 = {"valueType", "String"},
  	Value8 = {"serviceSpecCharacteristicValue", {array, [{struct, [Type8]}]}},
  