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Cisco Media Gateway Controller Software Release 9 Billing Interface Guide
OL-1089-11
Chapter 1 Billing Interfaces
CDE Detail Description
Forward Call Indicators Received (Tag: 3009/ITU)
Table 1-54 Forward Call Indicators Received Description Form
Name: Forward Call Indicators Received Tag: 3009 Source: MDL
Description/Purpose: It is for the received Forward Call Indicator in ISUP message. It includes the following fields:
International Call Ind.; End To End Method Ind.; Interworking Ind.; IAM Segmentation Ind.; ISDN User Part Ind.; ISDN
User Part Preference Ind.; ISDN Access Ind.; SCCP Method Ind.
Format: ITU-T Q.763 Length in Octets: 2
Data Value:
876 5 4 3 2 1
1HGFE D C B A
2PONML K J I
The following codes are used in the forward call indicators parameter field:
bit A:National/international call indicator
0Call to be treated as a national call
1Call to be treated as an international call
This bit can be set to any value in the country of origin. In the international network this bit is not checked. In the destination
country, calls from the international network will have this bit set to 1.
bitsCBEnd-to-end method indicator (Bits B–F and J–K constitute the protocol control indicator)
00No end-to-end method available (only link-by-link method available)
01Pass along method available
10SCCP method available
11Pass along and SCCP methods available
bit D:Internetworking indicator
0No internetworking encountered (SS7 all the way)
1Internetworking encountered
bit E:National/international call indictor
0Call to be treated as a national call
1Call to be treated as an international call
bit F:ISDN user part indicator
0ISDN user part not used all the way
1ISDN user part used all the way
bitsHGISDN user part preference indicator
00ISDN user part preferred all the way
01ISDN user part not required all the way
10ISDN user part required all the way
11Spare
bit I:ISDN access indicator
0Originating access non-ISDN
1Originating access ISDN