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Policy and Charging Rules Function (PCRF) in LTE EPC Core Network Technology

Mojtaba HOUSHMAND Policy, AAA & Charging solutions Technical Manager at dorTECH All Articles by Mojtaba HOUSHMAND How to contribute your article to Netmanias.com ! List of Contributors...

12/08/2016

327,289

Technical Documents

Key Industry Challenges and devising new models for Business enablement using End to En...

Saad Sheikh Chief Architect – Consultant NFV, SDN, Telco Cloud, 5G at Saudi Telecom Company (STC) All Articles by Saad Sheikh How to contribute your article to Netmanias.com ! List of Contrib...

04/30/2018

32,696

Technical Documents

Core Network Evolution - How CUPS changes the Call Flow?

Karim Rabie Senior PS Core / EPC Consultant at Saudi Telecom Company All Articles by Karim Rabie How to contribute your article to Netmanias.com ! List of Contributors...

04/02/2018

98,928

Technical Documents

EMM Procedure 7. Cell Reselection without TAU

Table of Contents 1. Introduction 2. Cell Reselection: Required System Information and Criteria 2.1 Overview of Cell Reselection Procedure 2.2 System Information 2.3 Cell Reselection Criteria 3. Cell Reselection without TAU 4. EPS Entity Information: Before/After Cell Reselection without TAU 5. Closing 1. Introduction Through the three compa...

04/23/2014

112,075

Technical Documents

Eleven EMM Cases in an EMM Scenario

Table of Contents 1. Introduction 2. EPS Mobility Management (EMM) Scenario 3. Closing 1. Introduction This document and its subsequent documents will provide descriptions of specific EMM procedures based on our understanding of EMM and ECM/RRC states covered in our LTE technical document, “LTE EMM and ECM States” [1]. EMM features are explained in...

10/22/2013

96,211

Technical Documents

LTE Charging I: Offline

Table of Contents 1. Introduction 2. Overview of Offline Charging 3. Offline Charging Procedure 4. Parameters for Charging Data Record (CDR) 5. Closing 1. Introduction In the previous PCC document [1], our main focus in discussing PCC rules was on QoS rules. Now, this document puts more focus on charging rules, specifically offline charging rules. In...

02/02/2015

113,514

Technical Documents

PCRF is an important Entity in LTE Network

Paul Dayanidhi Head Technical and Business Development at Nicheken Technologies Private Limited All Articles by Paul Dayanidhi How to contribute your article to Netmanias.com ! List of Contributors...

04/20/2017

95,165

Technical Documents

EMM Procedure 10 & 11. Move to Another City and Attach

Table of Contents 1. Introduction 2. EMM Case 10. Move to Another City 3. EMM Case 11. Initial Attach in Another City 4. EPS Entity Information 5. Closing 1. Introduction UE attempts a handover or cell reselection when the received signal strength from its serving cell becomes weak as it moves. If there is no neighbor cell at all near the travelling UE,...

06/11/2014

101,959

Technical Documents

EMM Procedure 6. Handover without TAU - Part 3. S1 Handover

Table of Contents 1. Introduction 2. Concept of S1 Handover 2.1 S1 Protocol Stacks 2.2 S1AP Procedures and Messages Relating to Handover 2.3 S1 Handover Procedure at a Glance 2.4 UE State and Connection Information Before and After S1 handover 3. Procedure of S1 Handover 4. EPS Entity Information: Before/After S1 Handover 5. Closing 1. Intro...

04/08/2014

140,829

Technical Documents

EMM Procedure 6. Handover without TAU - Part 1. Overview of LTE Handover

Table of Contents 1. Introduction 2. Overview of LTE Handover 2.1 Measurement 2.2 Handover Decision 2.3 Handover Prodedure 2.4 Handover Interruption Time 2.5 Mobility Robustness Optimization 3. Closing 1. Introduction This document describes the handover procedure defined as EMM Case 6 in our technical document, “Eleven EMM C...

03/06/2014

109,652

Technical Documents

LTE Network Architecture: Basic

Table of Contents 1. Introduction 2. LTE Network Architecture Reference Model 3. LTE Protocol Stacks 4. Closing References 1. Introduction This document presents the LTE network architecture as the first technical document of “LTE” area. The LTE network called EPS (Evolved Packet System) is an end-to-end (E2E) all IP network; EPS is...

07/10/2013

403,773

Technical Documents

LTE Policy and Charging Control (PCC)

Table of Contents 1. Introduction 2. PCC Rules 3. PCC Procedures 4. How Policy Control Affects the Way IP Packet Flows are Handed 5. EPS Entity Information 6. Closing 1. Introduction To use LTE services, a user must purchase an LTE device, sign up for an account with his mobile operator, and then select the service types and plan he wants. Then, to...

08/22/2014

178,324

Technical Documents

EMM Procedure 6. Handover without TAU - Part 2. X2 Handover

Table of Contents 1. Introduction 2. Concept of X2 Handover 2.1 X2 Protocol Stacks 2.2 X2AP Functions 2.3 X2 Messages Relating to Mobility Management Function 2.4 X2 Handover Procedure at a Glance 2.5 UE State and Connection Information Before and After X3 handover 3. Procedure of X2 Handover 4. EPS Entity Information: Before/After X2 Handover 4.1 Before...

03/21/2014

145,098

Technical Documents

LTE EMM and ECM States

Table of Contents 1. Introduction 2. EMM, ECM and RRC States 3. EMM State Transition 4. EMM Features 5. EMM User Information 6. Closing 1. Introduction Through the previous technical documents, we have studied the LTE network architecture and LTE identifications, the fundamentals of LTE technology, and LTE security operation required for a user to...

09/20/2013

290,874

Technical Documents

LTE Security II: NAS and AS Security

Table of Contents 1. Introduction 2. NAS Security 3. AS Security 4. Security Context 5. Closing and References 1. Introduction In LTE Security I[1], Part I of the LTE Security technical document, we have discussed LTE authentication based on EPS AKA procedure and learned a UE and an MME get to share the KASME when authenticated. In this document, w...

08/05/2013

238,596

Technical Documents

LTE Security I: Concept and Authentication

Table of Contents 1. Introduction 2. LTE Security Concept 3. LTE Authentication Procedure 4. Closing and References 1. Introduction Wireless communication, in its nature, is always at a risk of eavesdropping or manipulation because data originally sent from/to a user may be received and unlawfully used by an unintended user. Locations or traveling routes...

07/31/2013

237,357

Technical Documents

Interoperability As A Service - Automate and Simplify Interoperability Process

Nikhil Vyakaranam Technical Marketing Engineer at Cisco Systems All Articles by Nikhil Vyakaranam How to contribute your article to Netmanias.com ! List of Contributors...

02/20/2018

17,653

Technical Documents

LTE QoS: SDF and EPS Bearer QoS

Table of Contents 1. Introduction 2. SDF and EPS Bearer 3. QoS Parameters of SDF and EPS Bearer 4. QoS Provisioning and Enforcement 5. An Example for SDF and EPS Bearer QoS 6. Closing 1. Introduction An LTE service provider should be able to make services with different QoS requirements available to its users with different subscription levels. So,...

09/11/2013

366,527

Technical Documents

LTE IP Address Allocation Schemes II: A Case for Two Cities

Table of Contents 1. Introduction 2. Types of IP Address Allocation 3. Dynamic IP Address Allocaion 4. Static IP Address Allocation 5. Closing 1. Introduction The previous document, IP Address Allocation Schemes I [1], has covered the basic allocation procedures, explaining how an LTE network allocates IP address to a user when the user...

02/17/2015

90,559

Technical Documents

LTE IP Address Allocation Schemes I: Basic

Table of Contents 1. Introduction 2. Types of IP Address Allocation 3. Dynamic IP Address Allocaion 4. Static IP Address Allocation 5. Closing 1. Introduction LTE networks are all-IP networks. This means that they deliver all user traffic in IP packets, and provide users with “always-on IP connectivity”. When UE joins a...

02/13/2015

201,824

Technical Documents

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