Section: 7.4.5 CS Paging Indication
Content: The CS Paging Indication shall be sent on the S3 interface by the MME to the associated SGSN when ISR is activated as part of mobile terminated CS services. The MME gets the related information from SGsAP-PAGING-REQUEST message as specified in 3GPP TS29.118 [21].Table -1 specifies the presence requirements and the conditions of the IEs in the message. NOTE: The SS code received on the SGs interface is not transferred to the SGSN because it is not used by the SGSN. Table -1: Information Element in CS Paging Indication