CallingNumber

Validations ASN.1 Parent Types

The calling number is the number from which the call was originated in the case of mobile terminated calls.  For SMS MT this item must contain the SMSC MSISDN.

Derivation:  

GSM item CallingNumber (3GPP TS 32.005).  This item is of type AddressString.  It is represented in TAP in international format, i.e. the number begins with the country code related to the calling number.

Conditionality: 

Must be present within group Call Originator where available from the network.

Validations

Error Code	Context	Severity Level	Validation Description
10   20	MTC   MTC	Warning   Warning	Syntax error.   Number not in international format.   Note:  Error Code 11 removed in TAP release 3.11 (01 May 2005).

 

CallingNumber ::= [APPLICATION 405] AddressStringDigits

Parent Types

CallOriginator
Text extracted from GSMA TD57 standard