Network Manias

FEATURED CONTENTS

Private 5G network strategies of Mobile operators and None-mobile operators

1. Private 5G Network Trends 2. Private 5G Network Service of Mobile Operator 3. Private 5G Netw...

02/11/2020

5G, IoT, MEC

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

Samsung Cloud Native 5G Core

This white paper first introduces the features and telco-grade capabilities of the cloud native S...

5G, Cloud Native, Core

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...

Roaming in 5G Network

This article will to cover Telecom Roaming in more broader manner and how it will be conceptualiz...

02/24/2020

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

SK Telecom/SK Broadband's 10 Gigabit Internet Network Architecture

01/23/2020

Gigabit Internet, SK Telecom

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


NEW COMMENTS	VIEW ALL

Great explanation Netmanias

05/26/2020

Great explanation Netmanias!!!!!!!!

05/26/2020

Is there any criteria where TFT filters IP packet like you mention SDF having set up rules 5 tuples? Can you plea...

05/25/2020

The source port and destination port used between router and DHCP server must be 67 in both direction.

05/22/2020

If the plain NAS message contains registration accept then does all the message should be encrypted(including the mes...

05/21/2020

I'm wondering whether from MME perspective UE considered attached after UE context update and before LUR completed.

05/20/2020

Hi, We notice S10 and S8 have different SRVCC call for the same drive route and time .S10 has higher number of SRVCC...

05/20/2020

can anybody tell which spec having TFT related information? Plaese give me the spec number.

05/17/2020

isn't the DHCP offer and Ack unicast ???

05/15/2020

Nice Explanation , inter-rat handover is missing but X2 handover is east to understand through this document.. Thanks...

05/15/2020

Hi, thanks for the great explanation ! is it possible to establish both the default and dedicated bearers during t...

05/14/2020

Very Good Article. Thank you for sharing

05/13/2020

Very Good Article. Thank you for sharing

05/13/2020

There's a small Typo in the below message : The MME sends the UE a TAU Accept message, as integrity-protected...

05/10/2020

Thank you Netmanias! Great Work ! I have a small query. In the shown diagrams "ECGI" value is been removed from PGW...

05/10/2020

Hi, As a bearer can have multiple SDFs in it if the QoS of all the SDF is diffferent how we will be deciding the be...

05/06/2020

Hi, Where we can find the complete detail and call flow of eSRVCC?

05/05/2020

Hi Netmanias, Thanks for the nice articles covering great details on each topic. I have a query, Let's say that T...

05/03/2020

a power failure, power surges, a non-original charger, etc. The master of the -----service center will find out the...

04/30/2020

When the UE is turned on, it establishes a PDN connection with a default APN. In this test for VoLTE call setup, the...

04/30/2020


MOST VIEWED CONTENTS	VIEWS

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

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LTE QoS (Part 2) - LTE QoS Parameters (QCI, ARP, GBR, MBR and AMBR) Tech-Blog

206,149

LTE Network Architecture: Basic Technical Documents

177,433

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

135,545

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

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LTE EMM and ECM States Technical Documents

127,522

LTE Identification III: EPS Session/Bearer Identifiers Technical Documents

117,953

LTE QoS: SDF and EPS Bearer QoS Technical Documents

116,693

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 QoS: SDF and EPS Bearer QoS Technical Documents

LTE Identification III: EPS Session/Bearer Identifiers Technical Documents

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!

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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 SUBSCRIBERS IN KOREA

Last Updated: 2020.04.03

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

SKT 10 Gigabit Internet Network

Last Updated: 2020.01.23

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

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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

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Q2 2017

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KOREAN ICT NEWS

SK Telecom Announces its 5G Achievements and Plans on the First Anniversary of 5G Launch

SK Telecom today announced its 5G milestones achieved over the past year since launching the world’s first 5G service on April 3, 2019, along with...

03/29/2020

SK Telecom Establishes Digital Healthcare Joint Venture Named Invites Healthcare

SK Telecom today announced that it established a digital healthcare joint venture named Invites Healthcare with Newlake Alliance Management, a Kore...

03/11/2020

Samsung Expands to New Zealand in 5G Networks Deal with Spark

Samsung Electronics today announced that it has signed a commercial agreement with Spark New Zealand to take part in building Spark’s 5G network in...

03/04/2020

SK Telecom and Deutsche Telekom to Ensure 5G In-building Coverage with 5G Repeater

SK Telecom today announced that it will provide its 5G repeaters to support Deutsche Telekom’s customer trial for 5G indoor coverage in Germany.

03/01/2020

Samsung’s CDU50 Next Generation Baseband Unit Advances 5G Evolution with Cutting-Edge Technologies

Samsung Electronics today announced the commercial availability of its next generation Baseband Unit (BBU), the CDU50. The new solution was first c...

02/27/2020

U.S. Cellular Selects Samsung 5G and 4G LTE Network Solutions

Samsung Electronics has announced a commercial agreement with U.S. Cellular for 5G and 4G LTE network solutions. The new agreement establishes term...

02/21/2020

SK Telecom and Microsoft Expands Project xCloud Preview to Strengthen Leadership in Cloud Gaming Market

SK Telecom and Microsoft today announced that they will expand Project xCloud Preview in Korea, inviting more players to participate, adding new ga...

01/21/2020

KT and Samsung Medical Center to Build 5G Smart Hospital

KT Corporation, Korea’s largest telecommunications company, and the Samsung Medical Center (SMC) announced last week that they have jointly develop...

01/20/2020

SK Telecom Achieves World’s First Standalone 5G Over-the-Air Data Transmission on Multi-Vendor Commercial 5G Network

SK Telecom today announced that it has successfully accomplished the world’s first standalone (SA) 5G data session on its multi-vendor commercial 5...

01/20/2020

Samsung Acquires Network Services Provider TeleWorld Solutions to Accelerate U.S. 5G Network Expansion

Samsung Electronics today announced the completion of an agreement to acquire TeleWorld Solutions (TWS), a network services provider headquartered...

01/13/2020

SK Telecom Joins Forces with Bridge Alliance Members for Cooperation in 5G MEC

SK Telecom today announced the launch of the ‘Global MEC Task Force’ with Bridge Alliance member operators, including Singtel, Globe, Taiwan Mobile...

01/13/2020

Samsung Unveils Latest 5G Telematics Control Unit (TCU) Technology and BMW Partnership at CES 2020

At CES 2020, Samsung joined BMW to showcase new approaches to creating the mobility experiences of the future with the world’s first commercialized...

01/09/2020

PAY TV MARKET IN KOREA (2016)

Source: KOREA COMMUNICATIONS COMMISSION (KCC)

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[Juniper] Can Telcos Become Agile? - Using DevOps for service creation

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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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