B.5 Contents and Format of the USSD String of the USSD-Notify

23.0943GPPFollow-Me (FM)Release 17Stage 2TS

The Contents and the format of the USSD string of the USSD-Notify are described in the following table.

Table B.3: Contents of the USSD string of the USSD-Notify for forced de-registration

Parameter number

Value

Parameter
mandatory (M),
optional (O) or conditional (C)

Comment

1

OC

M

Operation Code:

OC = ## … for Erasure

2

SC

M

Service Code for Follow Me. SMG1 Refer to 22.030 for the Service Code for Follow Me.

3

*

M

Delimiter

4

REMOTE NUMBER (forced deregistered number)

M

remote number

5

*

M

Delimiter.

6

Supervisor Indicator

C

Supervisor Indicator = 88. This parameter is mandatory used for Forced Erasure by FM Service Supervisor (see also parameter number 8).

7

*

M

Delimiter

8

MSISDN

C

– This parameter is mandatory as MSISDN of supervisor who initiated the forced deregistration request.

– This parameter shall not be included if initiated by an administrative terminal connected to the FFN.

9

*

M

Delimiter

10

Additional information field

O

Additional information field

last

#

M

End of USSD string

Note: USSD Notification for Forced deregistration done by administrative terminal in general is optional.