9.3 Procedures common in serving and remote networks

23.0873GPPRelease 17Stage 2TSUser-to-User Signalling (UUS) supplementary service

Figure 9.3.1 Procedure UUS_MSC_Check_UUS1_UUI.

This procedure is used to check whether it is allowed to pass UUI for UUS1 from MS to network or vice versa.

Figure 9.3.2 Procedure UUS_MSC_Check_UUS2_UUI_to_MS.

This procedure is used to check whether it is allowed to pass User-To-User messages for UUS2 from network to MS.

Figure 9.3.3 Procedure UUS_MSC_Check_UUS2_UUI_to_NW.

This procedure is used to check whether it is allowed to pass User-To-User messages for UUS2 from MS to network.

Figure 9.3.4 Procedure UUS_MSC_Check_UUS3_UUI_to_MS.

This procedure is used to check whether it is allowed to pass User-To-User messages for UUS3 from network to MS.

Figure 9.3.5 Procedure UUS_MSC_Check_UUS3_UUI_to_NW.

This procedure is used to check whether it is allowed to pass User-To-User messages for UUS3 from MS to network.

Figure 9.3.6 Procedure UUS_MSC_Clear_UUS.

This procedure is used to handle the call forwarding interaction with UUS when call control messages are received from the forwarded-to NW.

Figure 9.3.7 Macrodefinition UUS_MSC_Check_UUS1.

Macro used in procedures UUS_OCH_Set_Alert_And_Connect_Param and UUS_ICH_Check_Support. It checks whether UUS service 1 is supported.

Figure 9.3.8 Macrodefinition UUS_MSC_Check_UUS2.

Macro used in procedures UUS_OCH_Set_Alert_And_Connect_Param and UUS_ICH_Check_Support. It checks whether UUS service 2 is supported.

Figure 9.3.9 Macrodefinition UUS_MSC_Check_UUS3.

Macro used in procedures UUS_OCH_Set_Alert_And_Connect_Param and UUS_ICH_Check_Support. It checks whether UUS service 3 is supported.

Figure 9.3.1: Procedure UUS_MSC_Check_UUS1_UUI

Figure 9.3.2: Procedure UUS_MSC_Check_UUS2_UUI_to_MS

Figure 9.3.3: Procedure UUS_MSC_Check_UUS2_UUI_to_NW

Figure 9.3.4: Procedure UUS_MSC_Check_UUS3_UUI_to_MS

Figure 9.3.5: Procedure UUS_MSC_Check_UUS3_UUI_to_NW

Figure 9.3.6: Procedure UUS_MSC_Clear_UUS

Figure 9.3.7: Macrodefinition UUS_MSC_Check_UUS1

Figure 9.3.8: Macrodefinition UUS_MSC_Check_UUS2

Figure 9.3.9: Macrodefinition UUS_MSC_Check_UUS3