Destination

Validations ASN.1 Parent Types

The Destination indicates the number dialled by the subscriber (Called Number) or in cases involving supplementary services such as call forwarding or transfer etc., the number to which the call is routed.

The element contains additional optional information detailing the geographical destination of the call and, where available and appropriate, Dialled Digits.

Where there is more than one occurrence of group Called Number Analysis within Network Information then a Called Number Analysis Code must be present to support HPMN repricing and charge validation.

Conditionality: 

Must be present within group MO Basic Call Information except where there is no number present on the air interface, e.g. emergency calls.

Validations

Error Code	Context	Severity Level	Validation Description
30       37         38         39	MOC       MOC         MOC         MOC	Severe       Severe         Warning         Severe	Item Called Number not present and call does not represent an emergency call or a short code call.   Item Called Number Analysis Code missing within group and more than one occurrence of Called Number Analysis present within group Network Information.   Item Called Number Analysis Code present within group and only one occurrence of Called Number Analysis present within group Network Information.   Neither item Called Number nor item Dialled Digits present within call and call does not represent an emergency call.   Note:  Error codes 31, 32, 33, 34, and 35 removed in TAP release 3.10 (01 May 2003).

 

Destination ::= [APPLICATION 89] SEQUENCE
{
    calledNumber                AddressStringDigits   OPTIONAL,
    dialledDigits               DialledDigits         OPTIONAL,
    calledPlace                 CalledPlace           OPTIONAL,
    calledRegion                CalledRegion          OPTIONAL,
    calledNumAnalysisCode       CalledNumAnalysisCode OPTIONAL
}

Parent Types

MoBasicCallInformation
Text extracted from GSMA TD57 standard