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IDP

RRBE

Apply Charging

Send Routing Info

CAP signaling

MAP signaling

ERB (DP9)

ApplyChargingReport

Connect

SRI_ack (MSRN)

Send Routing Info

SRI_ack(O- CSI+T- CSI)

HLRbMSCa /VLR/SSP SCPa

IDP

Apply Charging

Continue

MSCb /VLR

O_CSI trigger

The calling party is

charged

IAM( MSRN)

ACM

ANC

ISUP signaling

SCPb

ERB (DP17)

ApplyChargingReport

RC

RC

...

RRBE

The called party is charged

PRN

PRN_ack

FCI

T_CSI trigger

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Initial DP Information element name

Service Key Value=1

Calling Party Number International number(for example: 86139XXXXXXXX)

Calling Partys Category 10 (common subscribers)

Event Type BCSM CollectedInfo(2)

IMSI

locationInfo For MO calls, this parameter must be selected and it should have CellID.

MSC Address (G) MSC/SSPs address

Called Party BCD NumberNumber dialed by the subscriber; please see Point 5 in 3.4 Other Special

Requirements and Description for details

Location Number Toll area code with the international code, for example, Beijing: 8610

IP SSP Capability

Note: please see CAP Specification (09.78) for the filling mode. If this

parameter exists, it means this ssp has the basic srf function (including

collecting DTMF, play the record notification and tone). If this parameter s

value is 00H, it means ssp does not support IP route addressing (CTR s

parameter).

Bearer Capability

Currently SCP does not judge this parameter. after the service has specific

requirements, it will be judged according to the requirements of the servicedepartment