BSMI Debugging

8

7

6

5

4

3

2

1

0IE Identifier Length of IE (in bytes)

Contents of IE

Byte

8

7

6

5

4

3

2

1

04

1

0

0

0

0

0

1

0

0

2

 

 

 

 

 

 

 

 

02

0

0

0

0

0

0

1

0

3

 

 

 

 

 

 

 

 

 

1

0

0

0

1

0

0

0

88

-

 

 

 

 

 

 

 

 

 

 

 

 

Transfer capability

 

 

1

0

0

1

0

0

0

0

90

 

 

 

 

Transfer mode and rate

 

 

 

 

 

 

 

 

Figure 8.

IE Formats

 

 

 

 

Table 4. Q.931 Information Element Identifiers

 

 

 

 

 

 

 

IE Identifier Bits

 

 

 

 

Hex

Information Element

 

 

 

 

 

 

 

 

 

 

0

0

0

0

0

1

0

0

04

Bearer capability

 

 

 

 

 

 

 

 

 

 

0

0

0

0

1

0

0

0

08

Cause

 

 

 

 

 

 

 

 

 

 

0

0

0

1

0

1

0

0

14

Call state

 

 

 

 

 

 

 

 

 

 

0

0

0

1

1

0

0

0

18

Channel identification

 

 

 

 

 

 

 

 

 

 

0

0

0

1

1

1

1

0

1E

Progress indicator

 

 

 

 

 

 

 

 

 

 

0

0

1

0

1

1

0

0

2C

Keypad

 

 

 

 

 

 

 

 

 

 

0

0

1

1

0

1

0

0

34

Signal

 

 

 

 

 

 

 

 

 

 

0

1

0

0

0

0

0

0

40

Information rate

 

 

 

 

 

 

 

 

 

 

0

1

0

0

0

0

1

0

42

End-to-end transit delay

 

 

 

 

 

 

 

 

 

 

0

1

0

0

0

0

1

1

43

Transit delay selection and indication

 

 

 

 

 

 

 

 

 

 

0

1

0

0

0

1

0

0

44

Packet-layer binary parameters

 

 

 

 

 

 

 

 

 

 

0

1

0

0

0

1

0

1

45

Packet-layer window size

 

 

 

 

 

 

 

 

 

 

0

1

0

0

0

1

1

0

46

Packet size

 

 

 

 

 

 

 

 

 

 

0

1

1

0

1

1

0

0

6C

Calling party number

 

 

 

 

 

 

 

 

 

 

0

1

1

0

1

1

0

1

6D

Calling party subaddress

 

 

 

 

 

 

 

 

 

 

November 2009

108

Page 108
Image 108
Dialogic 6.2 manual IE Formats 931 Information Element Identifiers, Hex Information Element, November 108