3GPP LTE Training – 3GNets

LTE NAS-Diameter ToC

3GNetwork Solutions

www.3gnets.in +91 8123960262 surya.patar@3gnets.in

Prerequisite:

1. Audience should be familiar with LTE Architecture+Call flow.

Scope:

1. Course will take you through Scope of LTE NAS Procedures.

Net

G 3

NAS Architecture 1. NAS (L3-Non Access Stratus) for 3GPP- MME

1. NAS Overview 2. NAS Introduction 3. NAS Security 4. NAS Elementary and Common 5. eMM Specific & CM Procs 6. Session Management 7. NAS Message Format & IE 8. NAS L3 Signalling 9. S1AP and X2AP

2. GPRS Tunnelling Protocol – MME, S-GW, P-GW 1. GTPc Tunnel and Protocol Stack 2. GTP Header for Control Plane 3. Path Management Messages 4. Tunnel Management Messages 5. Mobility Management Messages 6. CS Fallback and SRVCC related messages 7. Non-3GPP access related messages 8. Trace Management Messages 9. MBMS Messages 10. GTP Miscellaneous

3. NAS for Non-3GPP – MME, P-GW 1. NAS for non-3GPP Architecture (23.402) 2. Handover 3GPP and Non-3GPP 3. Handover 3GPP and Trusted Non-3GPP 4. 3GPP and CDMA Mobility Initial Plan 5. Handover 3GPP and CDMA2000 HRPD

4. Diameter – HSS-MME, PCRF-P-GW 1. Diameter HSS-CSS-EIR (29.272) 2. P-GW and PCRF Interface – Gx (29.212) 3. Common charging architecture (32.240)

1. Charging principles 4. Online Charging (32.299) 5. Diameter Call Flow (29.213)

SGi

PCRF

Gx

HSS

S2b

SWn

Operator's IP Services

(e.g. IMS, PSS etc.)

SWm

SWx

Untrusted Non-3GPP IP

Access SWa

HPLMN

Non-3GPP Networks

S6b

Rx

PDN Gateway

ePDG 3GPP AAA Server

Gxb

S2a

Gxa

Trusted Non-3GPP IP

Access STa

Gxc

S5

S6a

3GPP Access

Serving Gateway

UE

SWu

Non-Roaming Architecture within EPS using S5, S2a, S2b

SGi

PCRF

Gx

S6a

HSS

Operator 's IP

Services

(e.g. IMS, PSS

etc.)

S1-U

S1-MME

E-UTRAN

2G/3G

S4S3

S5 PMIP

Rx

PDN Gateway

MME S11

S10

Gxc

Serving Gateway

3GPP Access

S12

SGSN

SGi

PCRF

Gx

S6a

HSS

Operator 's IP

Services

(e.g. IMS, PSS

etc.)

S1-U

S1-MME

E-UTRAN

2G/3G

S4S3

S5 PMIP

Rx

PDN Gateway

MME S11

S10

Gxc

Serving Gateway

3GPP Access

S12

SGSN

Non-Roaming 3GPP Accesses within EPS using PMIP-based S5

1. NAS Overview

1. eMM Common Procedures

2. eMM Specific Procedures

3. eCM Procedures

4. eSM Procedures

1. Network Initiated

2. UE Initiated

2. NAS Introduction and states

1. Types of EMM procedures

2. EMM sublayer states 3. UE mode of operation

4. UE behaviour in EMM-DEREGISTERED

5. UE behaviour in EMM-REGISTERED

6. EPS Update Status

7. Relation between EPS MM and EPS SM

3. NAS Elementary & Common Procedures

1. Elementary EMM procedures

1. Establishment & Release of NAS Connection

2. Timers – TAU, Forbidden TA, Mobile Reachable

3. Equivalent PLMN, Emergency Numbers

4. Congestion Control

2. EMM common procedures

1. GUTI reallocation procedure

2. Authentication procedure

3. Security mode control procedure

4. Identification procedure

5. EMM information procedure

4. NAS security

1. EPS security contexts

2. NAS COUNT and NAS sequence number

3. Integrity protection and verification

4. Ciphering of NAS signalling messages

NAS ToC-1

SGi

PCRF

Gx

S6a

HSS

Operator 's IP

Services

(e.g. IMS, PSS

etc.)

S1-U

S1-MME

E-UTRAN

2G/3G

S4S3

S5 PMIP

Rx

PDN Gateway

MME S11

S10

Gxc

Serving Gateway

3GPP Access

S12

SGSN

SGi

PCRF

Gx

S6a

HSS

Operator 's IP

Services

(e.g. IMS, PSS

etc.)

S1-U

S1-MME

E-UTRAN

2G/3G

S4S3

S5 PMIP

Rx

PDN Gateway

MME S11

S10

Gxc

Serving Gateway

3GPP Access

S12

SGSN

Non-Roaming 3GPP Accesses within EPS using PMIP-based S5

5. eMM Specific & CM Procedures

1. EMM specific procedures

1. Attach procedure

1. Attach for EPS services

2. Combined Attach(for EPS & non-EPS)

2. Detach procedure – UE and NW Initiated

3. Tracking area updating (S1 mode only)

1. Normal and periodic TAU

2. Combined TAU

2. EMM Connection Management procedures (S1 mode only)

1. Service request procedure

2. Paging procedure

3. Transport of NAS messages

4. Generic transport of NAS messages

3. Reception of an EMM STATUS

6. SM-Session Mgmt Procedures 1. Session management Introduction

1. Types of ESM procedures

2. ESM states in UE and MME

3. Coordination between ESM and SM

2. IP address allocation via NAS signalling

3. Network initiated ESM procedures

1. Default EPS bearer context activation procedure

2. Dedicated EPS bearer context activation procedure

3. EPS bearer context modification procedure

4. EPS bearer context deactivation procedure

4. UE requested ESM procedures

1. UE requested PDN connectivity procedure

2. UE requested PDN disconnect procedure

3. UE requested bearer resource allocation procedure

4. UE requested bearer resource modification procedure

5. ESM STATUS

NAS ToC-2

7. L3 Signalling and Formats

1. L3 Models

1. L3 Models - For GPRS & EPS

2. L3 Routing Functions

3. Protocol Architecture

2. L3 Message Architecture

1. TLV Structure

2. IE Types 1,2,3,4,6

3. Header and Mandotory IE

4. Protocol Discriminator

5. Transaction Identifier

3. NAS message format and IE

1. MM and SM Messages

2. Header and Security, MAC

3. EPS bearer identity (EBI)

4. Procedure transaction identity (PTI)

5. eMM and eSM IE

4. Timers of MM and SM

5. Cause for EMM and ESM

8.S1AP Interface

1. S1 User plane

2. S1 Control Plane

1. S1 Interface Functions

2. S1 Interface Signalling Procedure

9.X2AP Interface

1. User Plane

2. Control Plane

1. X2-CP Functions

2. X2-CP Procedures

NAS Toc-3

GTPc ToC-1

1. Introduction to GTPc 1. GTP Tunnel

2. Protocol stack

1. UDP header and port numbers

2. IP header and IP addresses

2. GTP Header for Control Plane 1. General format

2. EPC specific GTP-C header

3. Usage of the GTPv2-C Header

4. Format of the GTPv2-C Message

3. Path Management Messages 1. Echo Request and Echo Response

2. Version Not Supported Indication

4. Tunnel Management Messages

1. Create Session Request/ Response

2. Create Bearer Request/ Response

3. Bearer Resource Command

4. Bearer Resource Failure Indication

5. Modify Bearer Request/ Response

6. Delete Session Request and Delete Bearer Request

7. Delete Session Response and Delete Bearer Response

8. Downlink Data Notification messages

9. Delete Indirect Data Forwarding Tunnel Req/ Resp

10. Modify Bearer Command and Failure Indication

11. Update Bearer Request/ Response

12. Delete Bearer Command and Failure Indication

13. Create Indirect Data Forwarding Tunnel Request/ Resp

14. Release Access Bearers Request/ Response

15. Stop Paging Indication

16. Modify Access Bearers Request/ Response

GTP ToC -2 5. Mobility Management Messages

1. Forward Relocation Request/ Resp

2. Forward Relocation Complete Notification/ Ack

3. Context Request/ Resp/ Ack

4. Identification Request/ Resp

5. Forward Access Context Notification/ Ack

6. Detach Notification/ Ack

7. Change Notification Request/ Resp

8. Relocation Cancel Request/ Resp

9. Configuration Transfer Tunnel

10. RAN Information Relay

11. ISR Status Indication

6. CS Fallback and SRVCC related messages 1. Suspend Notification/ Ack 2. Resume Notification/ Ack 3. Resume Acknowledge 4. CS Paging Indication 5. Alert MME Notification/ Ack 6. UE Activity Notification/ Ack

7. Non-3GPP access related messages

1. Create Forwarding Tunnel Request/ Resp

8. Trace Management Messages 1. Trace Session Activation/ Deactivation

9. MBMS Messages

1. MBMS Session Start Request/ Resp 2. MBMS Session Update Request/ Resp 3. MBMS Session Stop Request/ Resp

10. GTP Miscellaneous 1. Security 2. IP - The Networking Technology used by GTP 3. Notification of supported features between peer GTP-C entities

1. NAS for non-3GPP Architecture (23.402)

1. Architecture & Network Elements

2. Interfaces - S2a/b/c, Gx-a/b/c, GTP and PMIP

3. High Level Functions

4. IP Address Allocation - S5/S8,S2a,S2b,S2c

5. Network Discovery and Selection

6. Authentication and Security

7. Multiple PDN Support

8. Detach principles

2. Handover 3GPP and Non-3GPP

1. Handover for Multiple PDNs

2. Non-3GPP PMIPv6-S2a/S2b and 3GPP

3. 3GPP to Trusted Non-3GPP MIPv4-S2a FACoA

4. DSMIPv6 on S2c

5. ANDSF on HO

6. non-3GPP GTP-S2b and 3GPP

3. Handover 3GPP and Trusted Non-3GPP

1. Control and User Plane Protocol Stacks

2. Initial Attach on S2a

3. Initial Attach Procedure with DSMIPv6 on S2c in Trusted Non-3GPP IP Access

4. Detach and PDN Disconnection for S2a

5. Detach and PDN Disconnection for S2c in Trusted Non-3GPP IP Access

6. Network-initiated Dynamic PCC

7. UE-initiated Resource Request and Release

8. UE-initiated Connectivity to Additional PDN

9. PDN GW reallocation upon attach on S2c

10. S2c Bootstrapping via DSMIPv6 Home Link over a Trusted Access

11. PDN GW initiated Resource Allocation Deactivation

12. PDN GW initiated IPv4 address Delete Procedure

13. Non-3GPP access initiated IPv4 address Delete Procedure

14. IPv4 Home Address Release Procedure for S2c

15. Enhanced security support for S2c

Non-3GPP NAS..1

SGi

PCRF

Gx

HSS

S2b

SWn

Operator's IP Services

(e.g. IMS, PSS etc.)

SWm

SWx

Untrusted Non-3GPP IP

Access SWa

HPLMN

Non-3GPP Networks

S6b

Rx

PDN Gateway

ePDG 3GPP AAA Server

Gxb

S2a

Gxa

Trusted Non-3GPP IP

Access STa

Gxc

S5

S6a

3GPP Access

Serving Gateway

UE

SWu

Non-Roaming Architecture within EPS using S5, S2a, S2b

1. 3GPP and CDMA Mobility Initial Plan

1. Tunneling of cdma2000 Messages over E-UTRAN between UE and cdma2000 Access Nodes

2. Mobility between E-UTRAN and HRPD

1. Supported Frequency Band and System Release

2. Network Architecture and Interfaces

3. Mobility from E-UTRAN to HRPD

1. HRPD System Information Transmission in E-UTRAN

2. Measuring HRPD from E-UTRAN

3. Pre-registration to HRPD Procedure

4. E-UTRAN to HRPD Cell Re-selection

5. E-UTRAN to HRPD Handover

4. Mobility from HRPD to E-UTRAN

1. HRPD to E-UTRAN Cell Re-selection

2. HRPD to E-UTRAN Handover

3. Mobility between E-UTRAN and cdma2000 1X

1. Supported Frequency Band and System Release

2. Network Architecture and Interfaces

3. Mobility from E-UTRAN to cdma2000 1X

1. cdma2000 1X System Information Transmission in E-UTRAN

2. Measuring cdma2000 1X from E-UTRAN

1. Idle Mode Measurement Control

2. Active Mode Measurement Control

3. Active Mode Measurement

3. E-UTRAN to cdma2000 1X Cell Re-selection

4. E-UTRAN to cdma2000 1X Handover

4. Mobility from cdma2000 1X to E-UTRAN

2. Handover 3GPP and CDMA2000 HRPD

1. 3GPP and CDMA Interconnectivity Architecture

2. Requirements for S101 and S103

3. Optimized Active Handover- EUTRAN to CDMA

4. Optimized Idle Mobility- EUTRAN to CDMA

5. Optimized Active Handover- CDMA to EUTRAN

6. Optimized Idle Mobility- CDMA to EUTRAN

7. Redirection through S101

Non-3GPP NAS ..2

1. Diameter HSS-CSS-EIR (29.272) 1. MME – HSS (S6a) - Mobility Services

1. Update Location/ Cancel Location / Purge UE

2. Insert/Delete Subscriber Data

3. Authentication Information Retrieval

4. Reset , Notification

2. MME – CSS (S7a)

1. Update VCSG Location / Cancel VCSG Location

2. Insert/Delete VCSG Subscriber Data

3. VCSG Reset

3. ME Identity Check (EIR S13 or S13’) 2. P-GW and PCRF Interface – Gx (29.212)

1. Functional elements – PCRF and PCEF 2. What is PCC Rule? 3. PCC procedures over Gx

1. Request/Provisioning for PCC rules 2. Event Triggers 3. charging related information 4. Authorized QoS 5. Indication/Request of Bearer Termination 6. Indication/Request of Session Termination 7. Bearer Control Mode Selection 8. Event Report Indication 9. Time of the day procedures 10. Requesting/Reporting Usage Monitoring Control 11. IMS Restoration Support 12. Multimedia Priority Support (MPS) 13. Sponsored Data Connectivity 14. PCRF Failure and Restoration 15. Reporting RAN Information

4. ADC Procedures Over Gx 1. Request/Provisioning for ADC rules 2. Requesting/Reporting of Usage Monitoring Control for applications 3. Application Detection Information 4. Time of the day procedures for ADC Rules

5. Gx Messages 1. CC-Request (CCR) Command 2. CC-Answer (CCA) Command 3. Re-Auth-Request (RAR) Command 4. Re-Auth-Answer (RAA) Command

Diameter-S6a/Gx

1. Common charging architecture (32.240)

1. Charging mechanisms – Offline/Online

2. High level common architecture

3. Offline charging functions

4. Online Charging Functions

1. Charging Trigger Function

2. Online Charging System

3. CDR generation for online charged subscribers

5. Architecture mapping – Offline/Online

2. Charging principles

2. Charging data generation and quota supervision

3. Charging data transfer in offline charging

4. Charging Data Transfer in Online Charging

5. Charging levels and correlation

1. Bearer level charging

2. Subsystem level charging

3. Service level charging

4. Charging data correlation

6. Charging data configuration

7. Charging information utilisation

1. Subscriber charging

2. Credit control and balance management

3. Inter-operator settlement of Charges

4. Advice of Charge

1. Online Charging (32.299)

1. High level architecture

2. 3GPP charging applications requirements

3. Principles for Diameter Online charging

1. Immediate Event Charging (IEC)

2. Event Charging with Unit Reservation (ECUR)

3. Session Charging with Unit Reservation (SCUR)

4. Message for Online Charging

5. Charging Features and Procedures

Diameter- Charging Gy

1. Diameter Call Flow (29.213) 1. IP-CAN Session Establishment

2. IP-CAN Session Termination

1. UE-Initiated

2. PCEF-Initiated

3. PCRF-Initiated

3. IP-CAN Session Modification

1. Network-Initiated IP-CAN Session Modification

2. PCEF -Initiated IP-CAN Session Modification (PCC Rule Provisioning in PULL Mode)

4. Gateway Control Session Procedures

1. Gateway Control Session Establishment

2. Gateway Control and QoS Rules Request

3. Gateway Control and QoS Rules Provision

4. Gateway Control Session Termination

5. Multiple BBERF Signalling Flows

1. Non-Roaming and Home Routed cases

2. Visited access case

6. Application Detection and Enforcement Procedures

1. TDF Session Establishment in case of solicited reporting

2. TDF Session Establishment in case of unsolicited reporting

3. TDF Session termination

4. TDF Session modification

7. Spending limits Procedures over Sy reference point

Diameter-Call Flow