| ajay | b3f4098 | 2021-12-08 14:26:11 -0800 | [diff] [blame] | 1 | .. |
| 2 | SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org> |
| 3 | SPDX-License-Identifier: Apache-2.0 |
| 4 | |
| 5 | |
| ajay | 60fd69f | 2021-11-23 22:38:10 -0800 | [diff] [blame] | 6 | Glossary |
| 7 | ======== |
| 8 | |
| 9 | Protocols |
| 10 | --------- |
| ajay | 2c0f6f4 | 2021-12-02 22:45:19 -0800 | [diff] [blame] | 11 | - NGAP: NG Application Protocol used over N2 interface |
| 12 | - S1AP: S1 Application Protocol used over S1-AP interface |
| ajay | b3f4098 | 2021-12-08 14:26:11 -0800 | [diff] [blame] | 13 | - Diameter: S6a, Gx interface |
| ajay | 2c0f6f4 | 2021-12-02 22:45:19 -0800 | [diff] [blame] | 14 | - NAS: Non-Access-Stratum used between UE & MME/AMF. |
| 15 | - PFCP: Packet Forwarding Control Protocol |
| ajay | b3f4098 | 2021-12-08 14:26:11 -0800 | [diff] [blame] | 16 | - GTPU: GTP user plane protocol. Used on s1-U, s5-U, N3, N9 interfaces |
| 17 | - GTPv2: GTP control plane protocol used on s11 interface between MME & SGW |
| ajay | 60fd69f | 2021-11-23 22:38:10 -0800 | [diff] [blame] | 18 | |
| 19 | Network Functions |
| 20 | ----------------- |
| 21 | |
| ajay | 2c0f6f4 | 2021-12-02 22:45:19 -0800 | [diff] [blame] | 22 | - AMF: Access and Mobility Management Function |
| ajay | 60fd69f | 2021-11-23 22:38:10 -0800 | [diff] [blame] | 23 | - UPF: User Plane Function |
| 24 | - SMF: Session Management Function |
| 25 | - NRF: Network Repository Function |
| 26 | - NSSF: Network Slice Selection Function |
| 27 | - PCF: Policy & Charging Function |
| ajay | 2c0f6f4 | 2021-12-02 22:45:19 -0800 | [diff] [blame] | 28 | - AUSF: Authentication Server Function |
| 29 | - UDM: Unified Data Management |
| 30 | - UDR: Unified Data Repository |
| 31 | - CHF: Charging Function |
| 32 | - NWDAF: Network Data Analytics Function |
| 33 | - NEF: Network Exposure Function |
| 34 | - MME: Mobility Management Entity |
| 35 | - SGW: Serving Gateway |
| 36 | - PGW: PDN Gateway |
| 37 | - HSS: Home Subscriber Server |
| 38 | - PCRF: Policy and Charging Rule Function |
| ajay | 60fd69f | 2021-11-23 22:38:10 -0800 | [diff] [blame] | 39 | |
| 40 | 3gpp Interfaces |
| 41 | --------------- |
| ajay | 2c0f6f4 | 2021-12-02 22:45:19 -0800 | [diff] [blame] | 42 | - N2: gNodeB to AMF interface |
| 43 | - N4: SMF to UPF interface |
| ajay | 60fd69f | 2021-11-23 22:38:10 -0800 | [diff] [blame] | 44 | - SBI interface |
| ajay | 2c0f6f4 | 2021-12-02 22:45:19 -0800 | [diff] [blame] | 45 | - S1AP: eNodeB to MME interface |
| 46 | |
| 47 | Misc |
| 48 | ---- |
| 49 | SA: Standalone Architecture |
| Ankur Upadhyaya | 678a365 | 2021-12-08 11:56:25 +0530 | [diff] [blame] | 50 | URLLC : Ultra Reliable Low Latency Communication |