The following table describes the caller ID format for NTT (Japan):
Parameter |
Values |
Type |
Length |
Field |
Calling line number |
Calling number identity |
0x02 |
up to 30 |
Receive: |
Reason for absence of number |
O - Unavailable P - Private C - Coin/card public telephone origin S - Service status |
0x04 |
1 |
Receive: |
Calling name |
Calling name |
0x07 |
up to 30 |
Receive: |
Reason for absence of name |
O - Unavailable P - Private C - Coin/card public telephone origin S - Service status |
0x08 |
1 |
Receive: |
Called number (DDN) |
The number of called party, including DDI number |
0x09 |
up to 30 |
Receive: |
Date/time |
MMDDhhmm |
0x01 |
8 |
Receive: |
Redirecting number |
The last redirecting party |
0x0B |
up to 30 |
Receive: |
Reason for redirection |
0x00 - Undefined 0x01 - Busy 0x02 - Unanswered 0x15 - Unconditional |
0x0B |
1 |
Receive: |
Calling number extended |
Calling user type. 0xTP where: T = Type of number. Values: 0 - Unknown 1 - International 2 - Domestic 3 - Network 4 - Local 6 - Abbreviated P = Numbering plan. Values: 0 - Unknown 1 - ISDN 3 - Data 4 - Telex 8 - Domestic 9 - Private |
0x21 |
1 |
Receive: |
Public message |
|
0x24 |
up to 30 |
Receive: |