anchor.diff:  	{?SCCP_GTI_NO_GT, <<>>};
   encode_gt(#global_title{gti = GTind, phone_number = PhoneNum,
   			nature_of_addr_ind = Nature,
  -			trans_type = TransType, encoding = _EncOrig,
  +			trans_type = TransType,
   			numbering_plan = NumPlan}) ->
   	case GTind of
   		?SCCP_GTI_NO_GT ->
  
positive.code: 			<<TransType:8, NumPlan:4, Enc:4, 0:1, Nature:7, Digits/binary>> = BinGT,
  			PhoneNum = isup_codec:parse_isup_party(Digits, enc_is_odd(Enc)),
  			#global_title{gti = GTind,
  				      trans_type = TransType, encoding = Enc,
  				      numbering_plan = NumPlan,
  				      nature_of_addr_ind = Nature,
  				      phone_number = PhoneNum};
  
negative.code: 			<<TransType:8, NumPlan:4, Enc:4, Digits/binary>> = BinGT,
  			PhoneNum = isup_codec:parse_isup_party(Digits, enc_is_odd(Enc)),
  			#global_title{gti = GTind,
  				      trans_type = TransType,
  				      numbering_plan = NumPlan,
  				      phone_number = PhoneNum};
  		?SCCP_GTI_TT_NP_ENC_NAT ->
  