Search | NETMANIAS

Documents

1,234

326

180

604

3,004

SK Telecom, catching up the new trend through commercialization of commercial server-ba...

Weeks ago on August, 4th, SK Telecom introduced commercial HP server-based EPC (4G Core) in its commercial network for the first time in Korea. This allows heavy smartphone traffic to be handled by the existing EPC-dedicated equipment, and light IoT traffic to be handled by this new HP server-based EPC. EPC (Evolved Packet Core) equipment is one of the key elements of network equipment. M...

08/26/2015

38,447

Tech-Blog

Global Server Load Balancing (GSLB) for Enterprise: Part 1. Concept and Service Logic

GSLB service enables users (clients) to connect to the most optimized server among those that serve the same purpose, improving service reliability. In addition, it helps to prevent traffic from being concentrated on a small number of servers, enhancing server availability. This post will discuss the benefits that GSLB can bring to an enterprise with distributed servers, and its service logic...

08/12/2015

47,017

Tech-Blog

KT, World’s First Commercial Wireless 1 Gbps (GiGA LTE = 3-band CA + GiGA WiFi)

KT announced that it succeeded in commercialization of the world’s first wireless 1 Giga service, called “GiGA LTE". The service is known to have achieved speeds 15 times faster than the current LTE, through combining two heterogeneous networks: LTE and WiFi. Previously, the company has released “GiGA Internet” in October 2014, and “GiGA WiFi Home” in March 2...

07/31/2015

47,255

Tech-Blog

KT GiGAtopia: What's promised and what's delivered

It has been over a year since KT Chairman Hwang Chang Kyu’s declaration of his vision GiGAtopia on May 20, last year. The main idea of GiGAtopia was that the company would make both of its wired and wireless networks giga-class, through investment of KRW4.5 trillion for three years to come. We thought it would be a good time to check how they did for the past one year, and what innovation...

07/18/2015

66,787

Tech-Blog

Quick Guide to OSPF: Part 2. Redistributing External Network Routes into OSPF Network

Quick Guide to OSPF 1. Building Shortest Path Tree Topology ► 2. Redistributing External Network Routes into OSPF Network In the previous post, we explained the procedure of how routers create their network topology maps using Router-LSA messages in an OSPF network, and build the shortest path trees based on link costs. Below, we will see how OSPF routers learn the routing informat...

07/01/2015

45,820

Tech-Blog

KT IPTV (4K UHD) Service (4): 4K UHD VoD

KT IPTV (4K UHD) Service (1) UHD Live TV (2) 'Most Popular Channels Now' (9-Channel View) (3) 4-channel View (4) UHD VoD Success or failure of UHD service lies in how much UHD contents the service provided can offer. Being well aware of that, KT has gradually secured more contents, for example, through upscaling of Full HD movies to UHD quality (e.g. 'The Admiral: Roarin...

06/30/2015

40,732

Tech-Blog

Hear from CTOs of Korean Telcos (3) SK Telecom: Dr. Jinsung Choi 'SK Telecom's 5G Evolu...

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here Hear from CTO of Korean Telcos 1. Dr. Dongmyun Lee, CTO of KT: Leading 5G through wired/wireless Integration 2. Mr. Changwoo Lee, CTO of LG U+: LG U+'s Mobile Network Evolution Strategies ► 3. Dr. Jingsung Choi, CTO of SK Telecom: SK Telecom's 5G Evolution Strategies Dr....

06/16/2015

36,228

Tech-Blog

LG U+ achieved 600Mbps in its second LTE-U demonstration

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here In its second demonstration of LTE in Unlicensed spectrum ("LTE-U", LAA in 3GPP term) conducted last month - 7 months after its first demonstration where it showed 300 Mbps through CA of 20 MHz at 2.6 GHz and another 20 MHz at 5.8 GHz, LG U+ successfully achieved 600 Mbps through carrier aggregation (C...

06/15/2015

65,763

Tech-Blog

KT IPTV (olleh GiGA UHD tv) Service (3): 4-channel View

KT IPTV (4K UHD) Service (1) UHD Live TV (2) 'Most Popular Channels Now' (9-Channel View) (3) 4-channel View (4) UHD VoD KT also offers 4-channel view service. This service is pretty similar to LG U+'s and has the following two options: Operator-selected channels: Offers a set of 4 channels selected by operator (sports, shopping, over-the-air and movies). User-selected...

06/06/2015

66,503

Tech-Blog

KT IPTV (4K UHD) Service (2): 'Most Popular Channels Now' (9-Channel View)

KT IPTV (4K UHD) Service (1) UHD Live TV (2) 'Most Popular Channels Now' (9-Channel View) (3) 4-channel View (4) UHD VoD You probably have been switching channels, looking for something interesting to watch, until you finally settle down for one. For viewers like you, KT offers a new way of selecting channels through a service called "Most Popular Channels Now". At the company...

06/03/2015

60,035

Tech-Blog

KT IPTV (4K UHD) Service (1): Live TV

KT IPTV (4K UHD) Service (1) UHD Live TV (2) 'Most Popular Channels Now' (9-Channel View) (3) 4-channel View (4) UHD VoD KT launched the world's first UHD IPTV service in September 2014. Now it has over 100,000 subscribers as of April 2015, closing trailing LG U+ who has attracted around 125,000 UHD subscribers over the same period of time. What differentiates KT's UHD...

05/30/2015

64,304

Tech-Blog

LG U+ IPTV (U+ tv G 4K UHD) Services (2): 4K UHD VoD

LG U+'s IPTV service 1. Live TV 1.1 Basic channel 1.2 Multiview: operator-selected channels 1.3 Personalized Multiview: user-selected channels ► 2. VoD 2.1 UHD VoD: Encoding rate and streaming of 4K UHD VoD content LG U+ began UHD (3840x2160) VoD service in October 2014 (no UHD channel available yet, though). When it comes to UHD service,...

05/28/2015

61,305

Tech-Blog

LG U+ IPTV (U+ tv G 4K UHD) Service (1): Live TV

LG U+'s IPTV service ►1. Live TV 1.1 Basic channel 1.2 Multiview: operator-selected channels 1.3 Personalized Multiview: user-selected channels 2. VoD 2.1 UHD VoD: Encoding rate and streaming of 4K UHD VoD content LG U+, with its competitors KT and SK Broadband, presented Live TV service (real-time retransmission of broadcast channels ov...

05/26/2015

57,136

Tech-Blog

Hear from CTOs of Korean Telcos (2) LG U+: LG U+'s Mobile Network Evolution Strategies

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here Hear from CTO of Korean Telcos 1. Dr. Dongmyun Lee, CTO of KT: Leading 5G through wired/wireless Integration ► 2. Mr. Changwoo Lee, CTO of LG U+: LG U+'s Mobile Network Evolution Strategies 3. Dr. Jingsung Choi, CTO of SK Telecom: SK Telecom's 5G Evolution Strategies...

05/21/2015

71,201

Tech-Blog

Hear from CTOs of Korean Telcos (1) KT: Dr. Dongmyun Lee 'Leading 5G through wired/wire...

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here Hear from CTO of Korean Telcos ► 1. Dr. Dongmyun Lee, CTO of KT: Leading 5G through wired/wireless Integration 2. Mr. Changwoo Lee, CTO of LG U+: LG U+'s Mobile Network Evolution Strategies 3. Dr. Jingsung Choi, CTO of SK Telecom: SK Telecom's 5G Evolution Strategies...

05/13/2015

65,345

Tech-Blog

Quick Guide to OSPF: Part 1. Building Shortest Path Tree Topology

Quick Guide to OSPF ► 1. Building Shortest Path Tree Topology 2. Redistributing External Network Routes into OSPF Network This time, we will discuss how routers discover IP network topologies and build shortest path trees by using OSPF protocols. Certainly, routing protocols like OSPF are based on operating principles that are hard to understand if you are not a routing expert. Man...

05/06/2015

54,545

Tech-Blog

Netmanias Interview with SK Telecom at MWC 2015: Big data-based intelligent operation p...

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here SK Telecom at the Mobile World Congress (MWC) 2015 demonstrated its newest network operation platform for 5G called “Fast Data Platform”, using two big data-based intelligent operation platforms: T-Packet Analytics & Network Intelligence (T-PANI) and Analytics Platform for Intelligent O...

04/14/2015

39,703

Tech-Blog

Netmanias Interview with SK Telecom at MWC 2015: SK Telecom showcased 5G Quantum Crypto...

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here At Mobile World Congress (MWC) 2015, SK Telecom showcased Quantum Cryptography System (QCS) it had developed for secure data transmission in ultra-capacity, ultra-high-speed networks of 5G era. SK Telecom presented Quantum Cryptography System (QCS) at MWC 2015 Unlike the traditional crypto...

04/07/2015

33,264

Tech-Blog

Netmanias Interview with KT at MWC 2015: KT's demonstrations of LTE TDD (9-carrier CA,...

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here As a sequel to the previous post (KT's demonstration of LTE-H and LTE-U), this post will introduce another pre-5G/5G technology, LTE-TDD, showcased by KT at MWC 2015, covering three relevant demonstrations: 9-carrier CA, LTE-UL/DL CA, and triple mode cell. 3. LTE-B (LTE-Beyond) Figure...

03/31/2015

70,373

Tech-Blog

Netmanias Interview with KT at MWC 2015: KT's demonstrations of LTE-H and LTE-U

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here At Barcelona's Mobile World Congress (MWC) 2015, KT demonstrated a variety of new 5G, Hetnet and IoT technologies and services. Of all those presented, below we will focus on our most interested topics, WiFi-related pre-5G technology, LTE-Hetnet (LTE-H) and LTE-Unlicensed (LTE-U), and see how t...

03/30/2015

90,394

Tech-Blog

FIRST

4.5G (3) 4G (2) 4G LTE (5) 5G (498) 5G Private 5G (1) 5G-SIG (2) 6G (4) AI (36) AR (4) ARP (3) ARPU (3) AT&T (2) Akamai (3) Alcatel (1) Authentication (5) Autonomous Driving (9) BMW (2) BSS (1) Backbone (2) Backhaul (6) Big Data (3) Billing (1) Blockchain (4) C-RAN (1) C-RAN/Fronthaul (73) CDN (14) CES (2) CORD (2) CPRI (6) Carrier Aggregation (11) Carrier Ethernet (6) Charging (2) China (3) China Mobile (5) Cisco (4) Cloud (6) Cloud Native (1) CoMP (7) Connected Car (16) Core (1) D-RAN (1) DASAN Networks (5) DHCP (10) Data Center (1) Deutsche Telekom (4) ECM (2) EDGE (4) EMM (16) EPS (2) Edge Computing (1) Ericsson (18) FTTH (16) Femto Gateway (3) Frequency (7) Fronthaul (2) GCSE (1) GSLB (1) GiGA LTE (1) GiGA WiFi (1) GiGAtopia (6) Gigabit Internet (82) Google (11) Google Global Cache (3) HDR (1) HDS (1) HFR (2) HLS (9) HSDPA (2) HTTP Adaptive Streaming (12) Handover (7) Harman (1) HeNB-GW (3) Huawei (1) IEEE 802.1 (1) IP Routing (7) IPTV (101) Immersive Service (1) Initial Attach (2) Intel (1) IoST (5) IoT (205) Jio (2) KDDI (6) KT (254) Korea (88) Korea ICT Market (50) Korea ICT Service (33) Korea ICT Vendor (9) LAA (5) LEO Satellite (1) LG U+ (103) LPWA (7) LSC (1) LTE (302) LTE Identification (2) LTE-A (37) LTE-A Pro (1) LTE-B (3) LTE-H (3) LTE-M (5) LTE-R (5) LTE-U (8) LWA (1) LoRa (14) MEC (19) MPLS (5) MPLS-TP (1) MPTCP (7) MSIP (4) MWC (1) MWC 2015 (26) MWC 2016 (4) MWC 2017 (8) MWC 2018 (3) Massive MIMO (1) Media Platform (1) Microsoft (1) Mobility (2) NAT (8) NB-IoT (15) NTT (1) NTT Docomo (1) Netflix (5) Network Architecture (12) Network Protocol (44) Network Slice (1) Network Slicing (6) New Radio (11) Nokia (17) O-RAN (1) OCP (3) OSPF (2) OTT (8) On-Net CDN (3) Openflow (2) Orange (1) PCRF (4) PS-LTE (7) Pay TV (1) Platform (5) Pri8vate 5G (1) Private 5G (95) Private LTE (1) Public Safety (10) QoS (6) Qualcomm (10) RCS (9) Railway (1) Roaming (3) SD-WAN (21) SDF (2) SDN/NFV (143) SIM (1) SK Broadband (12) SK Telecom (350) SK telecom (1) Samsung (186) Security (25) Self-Driving (3) Sk Telecom (1) Small Cell (6) Spectrum Sharing (2) Sprint (1) Switching (6) T-Mobile (1) TAU (2) Transparent Cache (3) UHD (24) URLLC (1) V2X (2) VR (13) Verizon (8) Video Streaming (43) VoLTE (14) VoWiFi (2) Wi-Fi (72) WiGig (1) Wideband LTE (2) YTL (1) YouTube (9) blockchain (1) eICIC (1) eMBMS (9) ePDG (1) iBeacon (1) mmWave (2) security (1) telecoin (1) uCPE (2) vCPE (1) vRAN (1)