User's Manual

Mobile WiMAX Indoor RAS SPI-2210 System Description/Ed.07

Access Termination (Idle Mode)

The following is the procedure that the access is terminated because the power of the Idle

Mode MS is turned off.

Figure 4.15 Access Termination (Idle Mode)

Classification Description

(1)~(5) If the power of the Idle Mode MS is turned off, the MS transmits the RNG-REQ

message including the Power Down Indicator to the RAS, and the RAS notifies

the ACR of this. The ACR deletes the information of the MS.

(6) ACR release the MIP related information with HA.

(7)~(8) Diameter is applied to AAA protocol, S-ACR performs the session termination

procedure. However, when the RADIUS protocol is used, only the Accounting

Request stop and Accounting Response stop operations are performed, instead

of the STR/STA process.

RAS ACR

1) RNG-REQ

(Location Update Request Power down indication )

2) LU Request

4) RNG-RSP

(Location Update Response)

3) LU Response

5) LU Confirm

AAA

6) MIP release

7) Diameter: STR/RADIUS: Accounting Request stop

8) Diameter: STA/RADIUS: Accounting Response stop