Acronyms

The following table provides information about the acronyms used in the document:

Table -1 Acronyms

Field	Description
3GPP	3rd Generation Partnership Project
5GC	5G Core Network
5GS	5G System
Allowed NSSAI	NSSAI provided by the serving PLMN during a registration procedure, indicating the S-NSSAIs values the UE could use in the serving PLMN for the current registration area.
AMF	Access and Mobility Management Function
API	Application Programming Interface
ASM	Aspen Service Mesh
CA	Certificate Authority
CLI	Command Line Interface
CN	Common Name
CNC	Cloud Native Core
CNE	Oracle Communications Cloud Native Core, Cloud Native Environment
Configured NSSAI	NSSAI provisioned in the UE applicable to one or more PLMNs.
CSP	Communication Service Provider
DB	Database
DNN	Data Network Name
EANAN	Empty Authorized NSSAI Availability Notification
EGW	Egress Gateway
eMBB	enhanced Mobile Broadband
EPC	Evolved Packet Core. It is a framework for providing converged voice and data on a 4G Long-Term Evolution (LTE) network.
EPS	Evolved Packet System. It is a Mobility Management (EMM) protocol that provides procedures for the control of mobility when the User Equipment (UE) uses the Evolved UMTS Terrestrial Radio Access Network (E-UTRAN). EPS is a combination of E-UTRAN, EPC and UE.
FQDN	Fully Qualified Domain Name
GR	Georedundant
HNS	Hierarchical Namespace
H-NSSF	Home NSSF
HPLMN	Home Public Land Mobile Network
HTTPS	Hypertext Transfer Protocol Secure
IE	Information Element
IP	Internet Protocol
IPv4	Internet Protocol Version 4
IPv6	Internet Protocol Version 6
KPI	Key Performance Indicator
MIoT	Massive Internet of Things
MOS	My Oracle Support
MPS	Messages Per Second
NDB	Network Data Broker
NF	Network Function
NFs	Network Functions
NRF	Oracle Communications Cloud Native Core, Network Repository Function
NS	Network Slice. A logical network that provides specific network capabilities and network characteristics.
NSI	Network Slice Instance
NSI ID	Network Slice Instance Identifier
NSS	Network Switching Subsystem
NSSAI	Network Slice Selection Assistance Information
NSSF	Oracle Communications Cloud Native Core, Network Slice Selection Function
OCCM	Oracle Communications Cloud Native Core, Certificate Management
OCI	Oracle Cloud Infrastructure
OHC	Oracle Help Center
OKE	Container Engine for Kubernetes
ONSSAI	Optimized NSSAI Availability Data Encoding feature
OSDC	Oracle Service Delivery Cloud
PDU	Protocol Data Unit
PEI	Permanent Equipment Identifier
PLMN	Public Land Mobile Network
RAN	Radio Access Network
Requested NSSAI	NSSAI provided by the UE to the serving PLMN during registration.
Restricted S-NSSAI	This is an information element (IE) that contains restricted S-NSSAI(s) per PLMN for a Tracking Area(TA). If the restricted SNssai is not present, no restricted S-NSSAI is applicable to the TA. If present, this IE (restrictedSnssai) is included only by the NSSF.
SBA	Service Based Architecture
SBI	Service Based Interface
SCP	Oracle Communications Cloud Native Core, Service Communication Proxy
SD	Slice Differentiator
SEPP	Oracle Communications Cloud Native Core, Security Edge Protection Proxy
SMF	Session Management Function
S-NSSAI	Single Network Slice Selection Assistance Information
SSC	Session and Service Continuity
SST	Slice or Service type
Subscribed S-NSSAI	5G uses this as a default when the UE does not send a Requested NSSAI
SUMOD	Subscription Modification
SUPI	Subscription Permanent Identifier
SVC	Services
TA	Tracking Area
TAC	Tracking Area Code
TAI	Tracking Area Identifier
TLS	Transport Layer Security
UDM	Unified Data Management
UDR	Oracle Communications Cloud Native Core, Unified Data Repository
UE	User Equipment
URI	Uniform Resource Identifier
URLLC	Ultra-Reliable Low Latency Communications
V-NSSF	Visited NSSF
VPLMN	Visited Public Land Mobile Network