8.2.3 HSS-initiated Detach Procedure with DSMIPv6 on S2c in trusted Fixed Broadband Access

23.1393GPP3GPP system - fixed broadband access network interworkingRelease 17Stage 2TS

The procedure in this clause applies to Detach Procedures, initiated by HSS.

Figure 8.2.3-1: HSS-initiated detach procedure with DSMIPv6 on trusted s2c

If dynamic policy provisioning over S9a is not deployed, the optional step 2, 4 and 5 do not occur. Instead, the Fixed Broadband Access network may employ Fixed Broadband Access local policies.

1. The description of these steps are the same as for steps 1-5 in TS 23 402 [3], clause 6.5.3.

2. Triggered by the IP-CAN session termination, the PCRF executes a Gateway Control and QoS Rules Provision procedure or, if this is the last PDN Connection for the UE, a PCRF-Initiated Gateway Control Session Termination Procedure with the BPCF over S9a.

3. The description of this step is the same as clause 7.3 step 4.

4. The description of this step is the same as clause 7.3 step 5.

5. The description of this step is the same as clause 7.3 step 6.