AUSF (Authentication Server Function) In 5G-NR and its functionalities

Опубликовано: 11 Октябрь 2024
на канале: TechLTEworld
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AUSF (Authentication Server Function) is an essential component of the 5G network architecture. It is responsible for verifying the identity of a subscriber, validating their subscription data, and determining the appropriate security context for the subscriber.

One of the primary functions of the AUSF is to support 5G authentication and authorization procedures. When a subscriber attempts to connect to the 5G network, the AUSF plays a key role in verifying their identity and ensuring that they have the proper authorization to access the network.

Hi All,

There are lot of new member joined so i am providing the links of ORAN/5G/LTE videos which have in our channel.

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ORAN (Open RAN)
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ORAN_CUS Plane :    • ORAN_CUS Plane  
Open RAN Introduction and Concept :    • ORAN : Open RAN Introduction and Concept  
M-Plane_Introduction and Architecture model of M-Plane in ORAN_Session 1:    • M-Plane_Introduction and Architecture...  
M-Plane : Functional description and Interfaces of M-Plane in ORAN_Session 2 :   • M-Plane : Functional description and ...  

LTE
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LTE Architecture :    • LTE Architecture || techlteworld (TLW)  
LTE Frame Structure (FDD and TDD) _Techlteworld :    • LTE Frame Structure  (FDD and TDD)   ...  
LTE-4G Protocol Stack # LTE-4G protocol stack with functionalities_TLW:    • LTE-4G Protocol Stack # LTE-4G protoc...  
LTE || Synchronization Signals (PSS and SSS) ||techlteworld (TLW) :    • LTE || Synchronization Signals (PSS a...  
MIB (Master Information Block) in LTE :    • MIB (Master Information Block) in LTE  
DCI (Downlink Control Information) in LTE :    • DCI (Downlink Control Information) in...  
RNTI (Radio Network Temporary Identifier) in LTE :    • RNTI (Radio Network Temporary Identif...  
Radio Bearers (SRB-Signaling Radio Bearer and DRB-Data Radio Bearer) in LTE:    • Radio Bearers (SRB-Signaling Radio Be...  
LTE Channels: Logical, Transport and Physical Channels Details and Mapping (Downlink and Uplink):    • LTE Channels: Logical, Transport and ...  
Throughput Calculation in LTE (FDD & TDD) :    • Throughput Calculation in LTE (FDD & ...  
LTE UE Power ON Procedure # LTE Cell Search Procedure:    • LTE UE Power ON Procedure # LTE Cell ...  
CSFB (Circuit Switch Fall Back) and Logs Overview #LTE​ || techlteworld (TLW) :    • CSFB (Circuit Switch Fall Back) and L...  
LTE Handover Concept #LTE​ || techlteworld (TLW) :    • LTE Handover Concept #LTE  || techlte...  
RACH (LTE Random Access Procedure) #LTE​ || techlteworld (TLW) :    • RACH (LTE Random Access Procedure) #L...  
LTE Authentication and Security mode with wireshark logs || techlteworld || TLW :    • LTE Authentication and Security mode ...  
Timers in LTE #LTE Timers _Techlteworld :    • Timers in LTE #LTE Timers _Techlteworld  
DRX (Discontinuous Reception) in LTE _techlteworld :    • DRX (Discontinuous Reception) in LTE ...  

5G-NR
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5G Basic Fundamental (day 1) :    • 5G Basic Fundamental (day 1) || techl...  
5G Architecture (day 2) :    • 5G Architecture (day 2) || techltewor...  
5G-NR Use-Cases :    • 5G-NR Use-Cases  
5G-NR Frame structure (day 3) :    • 5G-NR Frame structure (day 3) || 5G |...  
5G-NR #SS-Block (Part-1) (Day 4) :    • #5G-NR #SS-Block (Part-1) (Day 4) || ...  
5G-NR #SS-Block (Part-2) (Day 5) :    • #5G-NR #SS-Block (Part-2) (Day 5) || ...  
5G-NR #MIB/SIB (Part-1)(Day 6) :    • #5G-NR #MIB/SIB (Part-1)(Day 6) || te...  
5G-NR #MIB/SIB (Part-2)(Day 7) :    • #5G-NR #MIB/SIB (Part-2)(Day 7) || te...  
5G-NR #5G-NR RRC STATES (Day 8) :    • RRC STATES in 5G-NR || RRC Inactive s...  
5G-NR #SRB (Signaling Radio Bearers) (Day 9) :    • #5G-NR #SRB (Signaling Radio Bearers)...  
5G-NR #Radio Network Temporary Identifier (RNTI) (Day 10) :    • #5G-NR #Radio Network Temporary Ident...  
RACH (Random access Procedure) in NR #5G-NR (Day 11) :    • RACH (Random access Procedure) in NR ...  
Basic Level Understanding of 5G-NR RACH Procedure :    • Basic Level Understanding of 5G-NR RA...  
5G-NR Call Flow (eNB – gNB dual connectivity) || techlteworld (TLW) :    • 5G-NR Call Flow (eNB – gNB dual conne...  

Quick Read Bullets of LTE/5G
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5G NR FACT_SSB Search_SA_NSA_001 :    • 5G NR FACT_SSB Search_SA_NSA_001 " TL...  
5G NR FACT_RRC Inactive in 5G-NR_002 :    • 5G NR FACT_RRC Inactive in 5G-NR_002 ...  
5G NR FACT_SRB3 in 5G-NR_003 :    • 5G NR FACT_SRB3 in 5G-NR_003 " TLW kn...  
5G NR FACT_Numerology, Radio Frame Structure and Slot Length_004 :    • 5G NR FACT_Numerology, Radio Frame St...  
5G NR FACT_SS Blocks_005 :    • 5G NR FACT_SS Blocks_005 " TLW knowle...  
5G NR FACT_SS Burst Set_006 :    • 5G NR FACT_SS Burst Set_006 " TLW kno...  
LTE-4G FACT_Function of Layers in CA (Carrier Aggregation)_007 :    • LTE-4G FACT_Function of Layers in CA ...  
LTE-5G FACT_PDSCH Facts_008 :    • LTE-5G FACT_PDSCH Facts_008 " TLW kno...  
5G FACT_Code Block & Code Block Group in NR_009 :    • 5G FACT_Code Block &  Code Block Grou...  



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