Network Manias

FEATURED CONTENTS

NG-PON2 Solution for 10G Internet Service: SK’s Development & Deployment

07/13/2018

Gigabit Internet, SK Telecom

Brief Survey on 5G RAN Practical Deployment Scenario: From 2-tier (4G) to 3-tier (5G)

Brief Survey on 5G RAN Practical Deployment Scenario: From 2-tier (4G: BBU and RRH) to 3-tier (5G...

01/18/2018

5G, C-RAN/Fronthaul

Open vs. Proprietary 5G Fronthaul Interface: SK Telecom Case

Price: $695 (Single license) | $2,995 (Corporate license) • Author: Harrison J. Son @ Netmanias •...

01/11/2018

5G, C-RAN/Fronthaul, SK Telecom

Pay TV market in South Korea: IPTV, Cable TV and Satellite TV - December 2017

Price: $695 (Single license) | $2,995 (Corporate license) • Author: Harrison J. Son @ Netmani...

12/14/2017

IPTV, Korea

Korea Mobile Communications Market Report Q2 2017

Price: $695 (Single license) | $2,995 (Corporate license) • Author: Harrison J. Son @ Netmanias...

09/25/2017

4G, KT, LG U+, LTE, SK Telecom

Netmanias Interview with Juniper Networks: Software-Defined WAN (SD-WAN)

Netmanias recently had an interview via email with Mr. Wayne Cheung, Product Marketing Director a...

08/01/2017

SD-WAN, SDN/NFV

Netmanias Interview with Nuage/Nokia - Software Defined WAN (SD-WAN)

Netmanias recently had an interview via email with Mr. Gary Kinghorn, Senior Product Marketing Ma...

06/14/2017

SD-WAN, SDN/NFV

SDN/NFV: Strategies and Progresses in Network Operators

Distributed vCPE | vCPE on Aggregation Switch or PE | Centralized vCPE | Centralized vCPE – Why S...

04/18/2017

SDN/NFV, vCPE

Samsung 5G Core Vision - Revolutionary changes in core with the arrival of 5G

This white paper will review the vision and strategy of Samsung 5G Core, the architecture of Sams...

5G, SDN/NFV, Samsung

VoLTE Call Setup Flow - PDN Connection (including PCAP)

VoLTE Call Setup Flow - PDN Connection

LTE, VoLTE

Who & How: Making 5G NR Standards

Understanding Key Features of 5G NR Standards and Samsung’s Contribution

5G, New Radio, Samsung

Towards Achieving High Performance in 5G Mobile Packet Core’s User Plane Function

This paper presents architecture for a user plane function (UPF) in the mobile packet core (MPC)...

5G, SDN/NFV, Sk Telecom

Content Delivery Network (CDN)

• Content Delivery Network Overview • Content Delivery Network Architecture • Content Delivery Ma...

CDN

Key Industry Challenges and devising new models for Business enablement using End to End Network Slicing

Network Slice is a concept within 3GPP CT and its history can be traced back to R13/R14 with the...

5G, SDN/NFV

5G Core Architecture - Evolution || Use Cases || Services

This whitepaper explores the new 5G core architecture and how it solves the present-day problems...

5G in Apprehension – The Beginning of New Era

It’s about architecture vision for 5G, which going to be a technology beyond cellular system. It’...

VR Changes the Landscape for Mobile App Development

Virtual reality has been gaining popularity for the last five years running and the momentum does...

11/16/2019

Artificial Intelligence - The opportunities for Mobile Operators

Technology, in general, is continuously evolving, creating a challenge for CSPs to cope with the...

11/04/2019

7 Deployment Scenarios of Private 5G Networks

In this blog, we will analyze 7 Deployemt Scenarios of Private 5G Networks

10/21/2019

5G, EDGE, KT, SK Telecom

Comparison of Commercial 5G Network Architecture: KT vs. SK Telecom

We analyze the current state of 5G network construction of KT and SK Telecom and the difference o...

10/11/2019

5G, IoT, KT, SK Telecom

Basics of Telecom Offline Charging

Offline Charging allows Subscribers to consume the service without an upfront balance check or ba...

10/11/2019

Is the traditional IMS (IP Multimedia Subsystem) fitting into 5G World?

All these years, IMS is predominantly used for delivering Voice & Video based multimedia services...

07/01/2019

5G Orchestration - The missing brick

With many operators starting to launch 5G, it became clear that Enhanced Mobile Broadband (eMBB)...

06/26/2019

Core Network Migration Paths to 5G

As Evolved Packet Core (EPC) played a key role in 4G LTE, 5GC is the new 5G core network (5GC) de...

05/31/2019

SK Telecom 5G MEC Deployment Architecture

11/08/2019

5G, MEC, SK Telecom

SK Telecom/SK Broadband's 5G and 10 Gigabit Internet Ecosystem

11/05/2019

5G, Gigabit Internet, SK Telecom

SK Telecom 5G Network Architecture: 5G Core, 5G RAN and 5G Edge Cloud (MEC)

10/11/2019

5G, IoT, SK Telecom

5G NSA Option 3a/3x - Generic Operation

10/11/2019

Integration of multi-RAT access

09/20/2019

4G LTE, 5G

Control and User Plane Separation (CUPS)

09/20/2019

4G LTE, 5G

KT 5G Network Architecture: 5G Core, 5G RAN and 5G Edge Cloud

06/13/2019

5G, C-RAN/Fronthaul, CDN, IPTV, IoT, KT, LTE, SDN/NFV

MEC Concept and Deployment Architecture in 4G and 5G Network

05/22/2019

5G, IoT, KT, SK Telecom


NEW COMMENTS	VIEW ALL

Thanks a lot. Great document. Any idea which vendor MEC DP deployed mention in option 7?

11/18/2019

Nice post, Good work. I would like to share this post on my blog. servicenow integration training online

11/18/2019

Very nice file!!! I want to kown what tools do you have to make these nice figures? Thanks a lot!

11/13/2019

The UE shall apply integrity protection using the indicated algorithm (EIA) and the integrity key, KRRCint immediatel...

11/13/2019

Thanks .

11/10/2019

do you have any words description about the process snapshot? thanks!

11/06/2019

SKT case seems good with well balance between Security and Cost

11/06/2019

Great, It is clearly indicating the path Data vs (Voice) VoLTE call on NSA. Thank you.

11/06/2019

Nicely drawn and informative. Would be good to indicate the uplink path options as well.

11/03/2019

I know about latency. Thank you very much.

10/31/2019

Thank you for breaking down the call flow into easy to understand steps supported with beautuful visuals May Allah g...

10/29/2019

Thanks a lot Harrison for sharing this very useful article. It's always a pleasure to learn from your write-ups....

10/22/2019

what all are AS messages are defined in lte call flow?

10/17/2019

The DHCP server IP should be configured on relay agent, but MAC address of the DHCP server does not need to be known...

10/15/2019

What 3GPP Release is implemented by Next EPC?

10/14/2019

How does the the relay agent know the DHCP server IP and MAC?

10/11/2019

Again, thank you so much for this generous post!

10/02/2019

I have a question about section 4: Will SK Telecom use CUPS in the Core Network or not in the transition!? Is the CUP...

10/02/2019

Thanks for sharing this great vision

10/02/2019

Hi, Please share Dot1x and Mab authentication with AAA and dynamic ACL feature.

09/30/2019


MOST VIEWED CONTENTS	VIEWS

EMM Procedure 1. Initial Attach - Part 2. Call Flow of Initial Attach Technical Documents

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LTE Network Architecture: Basic Technical Documents

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LTE EMM and ECM States Technical Documents

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LTE: Tracking Area (TA) and Tracking Area Update (TAU) Tech-Blog

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

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LTE Identification III: EPS Session/Bearer Identifiers Technical Documents

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LTE Security II: NAS and AS Security Technical Documents

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LTE Security I: Concept and Authentication Technical Documents

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MOST DISCUSSED CONTENTS	COMMENTS

LTE Identification III: EPS Session/Bearer Identifiers Technical Documents

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LTE Security II: NAS and AS Security Technical Documents

EMM Procedure 1. Initial Attach - Part 2. Call Flow of Initial Attach Technical Documents

EMM Procedure 1. Initial Attach - Part 1. Cases of Initial Attach Technical Documents

LTE Network Architecture: Basic Technical Documents

LTE Policy and Charging Control (PCC) Technical Documents

Understanding DHCP Relay Agents Technical Documents

LTE Security I: Concept and Authentication Technical Documents

No, 5G won't kill WiFi Tech-Blog

How to contribute articles to Netmanias!

We always welcome contributed articles. Share your expertise and inspire others!

KOREA ICT RESEARCH REPORT

Open vs. Proprietary 5G Fronthaul Interface: SK Telecom Case

Published: January 11, 2018

Table of Contents

• Abbreviations

• [SK Telecom PR] SK Telecom’s fronthaul technology for 5G adopted as Korean national standard

• RAN architecture: 4G RAN – Problem statements

• RAN architecture: 5G RAN

• 5G RAN architecture: High-layer split (F1) and low layer split (RoE, eCPRI)

• Lower layer function split: Radio over Ethernet vs. eCPRI

• Open 5G fronthaul interface: IEEE 1914, xRAN and Telecom Infra Project (TIP)

• SK Telecom 5G RAN architecture: Open fronthaul interface

• SK Telecom 5G RAN architecture: High-layer split (F1) and low layer split (Fx) (1)

• SK Telecom 5G RAN architecture: High-layer split (F1) and low layer split (Fx) (2)

• Comparison between IEEE RoE (D3.0) and SK Telecom open F/H interface specification (1)

• Comparison between IEEE RoE (D3.0) and SK Telecom open F/H interface specification (2)

• Comparison between IEEE RoE (D3.0) and SK Telecom open F/H interface specification (3)

• Comparison between IEEE RoE (D3.0) and SK Telecom open F/H interface specification (4)

• Comparison between IEEE RoE (D3.0) and SK Telecom open F/H interface specification (5)

• Netmanias comments on SK Telecom’s strategy

• Open 5G RAN and fronthaul architecture of SK Telecom

• Milestone of 5G technology development of SK Telecom

5G COMPARISON

Comparison of Commercial 5G Network Architecture: KT vs. SK Telecom

Last Updated: 2019.10.11

SKT Commercial 5G Network

Last Updated: 2019.10.11

KT Commercial 5G Network

Last Updated: 2019.06.13

KT 5G, 10 Giga Network

Last Updated: 2019.04.29

5G Subscribers in Korea

Last Updated: 2019.10.12

SK Telecom 5G B2B Services

5G Smart Office (2019.02.18)

5G Smart Factory (2018.12.11)

KT 5G B2B Services

5G Smart Factory (2019.03.06)

5G AR Glass (2019.02.25)

5G PROGRESS in KOREA ( - 2018)

Last updated: 2018.07

5G COMMERCIALIZATION STATUS - KT

KT's Strategy to commercialize Mobile 5G | 04/05/2018

KT, who successfully demonstrated 5G network operation and 5G pilot service at PyeongChang Winter Olympic Games in February this year, officially declared the world's first commercialization of 5G service in March next year.

VENDOR POST

Whitepaper

HFR's Mobile Fronthaul Solutions for LTE-A Era

Whitepaper

Netvision Telecom's LTE/Wi-Fi Multipath Aggregation Solution: Instantly upgrade the performance of your mobile network

FUTURE LTE DESIGNED BY SK Telecom

(2) Application of C-DRX

07/14/2017

(1) 4.5G Evolution Roadmap - 5-CA Commercialization and 4x4 MIMO

06/13/2017

SD-WAN

		SD-WAN traffic path control and WAN quality enhancement solutions by vendor: (2) Citrix 07/19/2017

		Comparison of the SD-WAN vendor solutions 07/07/2017

		Netmanias Interview with Nuage/Nokia - Software Defined WAN (SD-WAN) 06/14/2017

		SD-WAN traffic path control and WAN quality enhancement solutions by vendor (1): Silver Peak 06/28/2017

		Survey - Operator’s Managed SD-WAN Services 05/30/2017

REPORT

SDN/NFV: Strategies and Progresses in Network Operators

• Published : 2017.04.24

Analysis of Global 5G Development (2) - Korea: KT

• Published : 2017.03.20

Analysis of Global 5G Development (1) - 5G Standardization so far

• Published : 2017.03.06

SK Telecom's Massive IoT Deployment

through LoRa for Small Things

• Length: 36 pages

• Price: ~~$495~~ NOW FREE

• Published : 2016.07.13

• Author: Netmanias

NETWORK ARCHITECTURE

Nokia's D-RAN/C-RAN Evolution Architecture

KT Network Architecture - Current

KT 5G Network Architenture

Network Architecture Evolution from 4G to 5G

5G network as envisioned by KT - Analysis of KT's 5G network architecture

SK Telecom 4G LTE Network

SK Broadband/SK Telecom's Gigabit Internet Access Network

5G POC (Test, Trial) Status in Korea

E2E Network Slicing - Key 5G technology : What is it? Why do we need it? How do we implement it?

KOREAN MOBILE MARKET DATA

• 22+ charts

• Last Updated: November 2016

OUR PUBLICATION

Korea Communication Review

Q2 2017

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KOREAN ICT NEWS

Samsung Selected as a 5G Network Solution Provider for KDDI in Japan

Samsung Electronics today announced it has been selected by Japanese telecommunications operator KDDI to provide 5G network solutions for KDDI’s 5G...

10/01/2019

SK Telecom and Samsung Electronics Join Forces to Realize 8K TV Powered by 5G Network

SK Telecom announced that it signed a Memorandum of Understanding (MOU) with Samsung Electronics to jointly develop and commercialize the world’s f...

09/09/2019

SK Telecom Breaks 1 Million 5G Subscriber Mark

SK Telecom today announced that it became the first mobile operator in the world to exceed the 1 million 5G subscriber mark. This milestone, achiev...

08/22/2019

SK Telecom Launches 5G AR and VR Services for eSports

SK Telecom announced the launch of three 5G AR and VR services – ‘Jump AR’, ‘LCK* VR Live Broadcasting’ and ‘VR Replay’ – to offer a more realistic...

07/31/2019

SK Telecom and Samsung Electronics Advance in Bringing Korea Closer to 5G Standalone Commercialization

SK Telecom and Samsung Electronics today announced the successful completion of Korea’s first interoperability assessment between 5G Standalone (SA...

07/01/2019

SK Telecom Joins Hands with Ericsson, Nokia and Samsung Electronics for Advancement of 5G and Evolution to 6G

SK Telecom signed Memorandum of Understandings (MOUs) with Ericsson, Nokia and Samsung Electronics, respectively, for joint research and developmen...

06/18/2019

SK Telecom, Samsung Electronics and Cisco Sign MOU for 5G Smart Office Business

SK Telecom, Samsung Electronics and Cisco signed a Memorandum of Understanding (MOU) on June 5, 2019 to promote 5G-based smart office business. Und...

06/07/2019

SK Telecom and Microsoft Sign MOU for Comprehensive Cooperation in Cutting-Edge ICT

SK Telecom and Microsoft Corp. signed a memorandum of understanding (MOU) on May 7 for comprehensive cooperation in leading-edge ICT, including 5G,...

05/13/2019

KT Launches World’s First Commercial 5G Network

KT Corporation, South Korea’s largest telecommunications company, has officially launched the world’s first nationwide commercial fifth-generation...

04/12/2019

SK Telecom Announces the Beginning of the Age of Hyper-Innovation with 5G

SK Telecom today held a press conference at its Seoul headquarters to announce the beginning of the age of Hyper-Innovation with 5G. The company in...

04/03/2019

SK Telecom and Samsung Completed 4G-5G Network Dual Connectivity Test: 5G + LTE Aggregation = 2.63Gbps

SK Telecom (NYSE:SKM) and Samsung Electronics today announced that they have successfully completed the network device interoperability test applyi...

03/14/2019

SK Telecom Unveils ‘5G Mobile Edge Computing Open Platform’

SK Telecom today announced that it has built ‘Mobile Edge Computing Open Platform,’ which is capable of significantly enhancing the response time i...

03/14/2019

PAY TV MARKET IN KOREA (2016)

Source: KOREA COMMUNICATIONS COMMISSION (KCC)

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LTE TECHNICAL DOCUMENTS

25	LTE IP Address Allocation Schemes II: A Case for Two Cities
24	LTE IP Address Allocation Schemes I: Basic
23	LTE Charging I: Offline
22	LTE Policy and Charging Control (PCC)
21	EMM Procedure 10 & 11. Move to Another City and Attach
20	EMM Procedure 8 & 9. Handover and Cell Reselection with TAU
19	EMM Procedure 7. Cell Reselection without TAU
18	EMM Procedure 6. Handover without TAU - Part 3. S1 Handover
17	EMM Procedure 6. Handover without TAU - Part 2. X2 Handover
16	EMM Procedure 6. Handover without TAU - Part 1. Overview of LTE Handover
15	EMM Procedure 5. Periodic TAU
14	EMM Procedure 4. Service Request
13	EMM Procedure 3. S1 Release
12	EMM Procedure 2. Detach
11	EMM Procedure 1. Initial Attach - Part 2. Call Flow of Initial Attach
10	EMM Procedure 1. Initial Attach - Part 1. Cases of Initial Attach
9	Eleven EMM Cases in an EMM Scenario
8	LTE EMM and ECM States
7	LTE QoS: SDF and EPS Bearer QoS
6	LTE Identification III: EPS Session/Bearer Identifiers
5	LTE Identification II: NE and Location Identifiers
4	LTE Identification I: UE and ME Identifiers
3	LTE Security II: NAS and AS Security
2	LTE Security I: Concept and Authentication
1	LTE Network Architecture: Basic

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