NDA-24300 CHAPTER 6
Page 409
Issue 1
SYSTEM OPERATIONS
7.2 Details on Transmission Data
7.2.1 Calling Party Information/Called Party Information
• The 9th byte indicates the type of the calling (or called) party. The 10th through 17th bytes are data
pertaining to this calling (or called) party.
ORIG (Originating Source Identification):
0 = Calling (or called) Party is a station
1 = Calling (or called) Party is an Attendant
2 = Calling (or called) Party is an outside (inside) party
• The contents of 12th through 17th bytes vary with the type of the calling (or called) party.
(1) For a station (ORIG = 0): Data showing Station Number
(2) For an Attendant (ORIG = 1): Data showing Attendant Number
(3) For a trunk (ORIG = 2): Data showing Route Number and Trunk Number
4
0
0
1
SPACE
SPACE
12
13
14
15
16
17
1st DIGIT
2nd DIGIT
3rd DIGIT
4th DIGIT
5th DIGIT
6th DIGIT
EXAMPLEDATA
BYTE
1
0
SPACE
SPACE
SPACE
SPACE
12
13
14
15
16
17
1st DIGIT
2nd DIGIT
3rd DIGIT
4th DIGIT
5th DIGIT
6th DIGIT
EXAMPLEDATA
BYTE
TR No. = 50
12
13
14
15
16
17
Data
Byte
1st DIGIT
2nd DIGIT
3rd DIGIT
1st DIGIT
2nd DIGIT
3rd DIGIT
RT No. = 1
0
0
1
0
5
0
Example
Route
Number
Trunk
Number