Welltech Dialogic SS7 Protocols ISUP Manuel d'utilisateur télécharger pdf (Page 86)

Section 6 Interface to Application

6.7.1 Called Party Number

The format of the called party number is defined in ITU-T Q.763 Section 3.9.

Due to the importance of the parameter is also shown in the following figure:

Figure 2. Format of the Called Party Number Parameter

8 7 6 5 4 3 2 1

Name = 00000100 (4)

Length = 2 - 18

ODD/

EVEN

Nature of address indicator

2 INN

Ind.

Numbering plan Spare

3 2nd address signal 1st address signal

n Filler (if necessary) Nth address signal

For ANSI, the Called party number parameter is defined in T1.113 Section

3.6. If the Nature of Address Indicator indicates that “no number present”

octets 2-n of the parameter are omitted.

6.7.2 Calling Party Number

The format of the calling party number parameter is defined in ITU-T Q.763

Section 3.10. Due to the importance of the parameter it is also shown in the

following figure:

Figure 3. Format of the Calling Party Number Parameter

8 7 6 5 4 3 2 1

Name = 00001010 (10)

Length = 2 – 18

ODD/

EVEN

Nature of address indicator

2 NI Numbering plan Presentation

indicator

Screening

indicator

2nd address signal 1st address signal

n Filler (if necessary) Nth address signal

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Welltech Dialogic SS7 Protocols ISUP Manuel d'utilisateur Page 86