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SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
SPDX-License-Identifier: Apache-2.0
.. _4g-compliance:
4G - 3GPP Release Compliance
============================
High Level Procedures Supported
-------------------------------
- Initial UE Attach
- UE Detach
- S1 Release
- Service Request
- N/W initiated Detach
- Downlink Data Notification
- s1/x2 Handover for eNB change
- 5G-NSA related procedure support
High Level Procedures/Functions Not Supported
---------------------------------------------
- Location based services
- MME, SGW handover
- Indirect tunnel forwarding
- Roaming architecture
- Charging
- Lawful intercept
- IMS integration
- dedicated Bearers ( Partial support)
- Multiple PDN Support
- CSFB
MME Compliance
--------------
* Interface supported : NAS, s1ap, S6a, S11
* Functions supported
- All the procedures mentioned above and following,
- Dedicated bearer handling
- s1ap interface management procedure
- S1 Context management procedures
- Subscriber management procedure on S6a interface
* Functions not supported
- HSS modify/delete subscriber data
SPGW Compliance
----------------
* Interface supported: Gx, Sxab
* Functions supported: All the procedures mentioned above and following,
- PFCP Association management
- Control plane based UE address allocation
- User Plane based UE address allocation
- Receive and handle Usage Report sent by user plane
* Functions not supported
PCRF Compliance
----------------
* Interface supported: Gx
* Functions supported
- Installing PCC rules for the subscribers
- Removal of Rules with timer trigger
- Removal of Gx Session with timer trigger
* Functions not supported
- Charging functionality
- PCEF initiated Gx session update
HSS Compliance
---------------
* Interface supported: S6a
* Functions supported
- Subscriber management
- Authentication Vector generation
- Resynchronization of authentication vector
- Update Location procedure
- Purge Location procedure
* Functions not supported
- Insert subscriber data runtime
- Delete Subscriber data runtime