Cisco Cisco ASR 5000
LORC Subscriber Overcharging Protection for S4-SGSN
How It Works ▀
SGSN Administration Guide, StarOS Release 18 ▄
Figure 54. Iu-Release and Overcharging Protection on the S4
If the cause in the Iu-Release Request matches with the cause code configured under the LTE Policy and if overcharge
protection is enabled under the SGSN-service, then the S4-SGSN includes ARRL (i.e., Abnormal Release of Radio
Link) bit in the Release Access Bearer Request. For configuration details, refer to the section on Configuring Subscriber
Overcharging Protection
protection is enabled under the SGSN-service, then the S4-SGSN includes ARRL (i.e., Abnormal Release of Radio
Link) bit in the Release Access Bearer Request. For configuration details, refer to the section on Configuring Subscriber
Overcharging Protection
2G Ready-to-Standby State Transition and Overcharge Protection over S4
The following flow is derived from section 8.1.3a of TS 23.060 v11.7.0 and it illustrates how the S4-SGSN handles the
state transiton with regard to the overcharging protection functionality.
state transiton with regard to the overcharging protection functionality.