SupplServiceCode

Validations ASN.1 Parent Types

A code which uniquely defines the supplementary service, a group of supplementary services, or a USSD message.

Derivation for Supplementary Service:

GSM item SupplementaryServiceCode (GSM 12.05).

The code is derived by taking the MAP encoding (GSM 09.02) and translating bits 8-5 into a ‘hex’ character and bits 4-1 into a second ‘hex’ character.

Conditionality: 

Mandatory within group Supplementary Service Used.

Values:

00 All supplementary services

10 All line identification services

11 Calling number identification presentation

12 Calling number identification restriction

13 Connected number identification presentation

14 Connected number identification restriction

20 All call forwarding

21 Call forwarding unconditional

28 All conditional Call Forwarding

29 Call forwarding on mobile subscriber busy

2A Call forwarding on no reply

2B Call forwarding on subscriber not reachable

30 All call offering services

31 Call transfer

40 All call completion services

41 Call waiting

42 Call hold

43 Completion of calls to busy subscribers

50 All multi party services

51 Multi party service

60 All community of interest services

61 Closed user groups

70 All charging supplement services

71 Advice of charge (charging)

72 Advice of charge (information)

80 All additional info transfer services

81 User to user signalling

90 All call barring

91 All Barring of outgoing Call Services

92 Barring of all outgoing calls

93 Barring of all outgoing international calls

94 Barring of all OG international except HPMN

99 All Barring of incoming Call Services

9A Barring of all incoming calls

9B Barring of all IC calls when outside HPMN

FF USSD Message

SupplServiceCode ::= [APPLICATION 209] HexString --(SIZE(2))

Parent Types

SupplServiceUsed
Text extracted from GSMA TD57 standard