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NETMANIAS
TECH-BLOG
LTE GTP Tunnel (1): Today, we will talk about GTP tunnels used in the LTE network
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As seen in Figure (a) below, IP packets sent by an LTE device (UE) are delivered from an eNB to a P-GW through GTP tunnels. What it means is that "all IP packets that a UE sends are always delivered through an eNB to a P-GW regardless of their specified destination IP addresses. Let’s find out mo...
Date: 09/12/2013
Author: Dr. Michelle M. Do
Tags: LTE
73,491
  
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LG U+ HDTV Service based on LTE-A: Korea's First Successful Adaptive Bit Rate (ABR) Switching Ever
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During our actual measurement, we finally saw adaptive streaming actually being utilized (it was my first time to witness adaptive streaming actually working and adjusting the video quality automatically in Korea). Today, we will look further into how LG U+ implemented this adaptive streaming.
Date: 09/09/2013
Author: Ricky Yang and Dr. Harrison J. Son
Tags: HLS, HTTP Adaptive Streaming, IPTV, LG U+, Video Streaming
40,642
  
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What is a DHCP Proxy Agent?
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Now that we know what DHCP relay agents are, we will find out another DHCP agent, a DHCP proxy agent today.
Date: 09/01/2013
Author: Chris Yoo
Tags: DHCP, Network Protocol
44,122
  
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LTE: Tracking Area (TA) and Tracking Area Update (TAU)
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This time we will give you a brief overview of an LTE Tracking Area (TA) and Tracking Area Update (TAU). While an LTE device (UE) is in active state (i.e. while communicating, or while in EMM-Registered/ECM-Connected/RRC-Connected state in LTE terms), its location is known by the LTE network at c...
Date: 08/30/2013
Author: Dr. Michelle M. Do
Tags: LTE, TAU
241,105
  
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Analysis on Streaming Technology of LG U+ Mobile HDTV (LG U+ HDTV Service based on LTE-A)
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On June 10, 2013, LG U+ launched U+ HDTV multi-channel service (U+ tv G 4 Channel Service) that enables users to watch 4 channels at the same time through home STB. Later in July, it introduced the same multi-channel service in a mobile version based on LTE-A. In this post, we will analyze the U+...
Date: 08/19/2013
Author: Ricky Yang and Dr. Harrison J. Son
Tags: HLS, HTTP Adaptive Streaming, IPTV, LG U+, LTE, Video Streaming
73,443
  
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What is a DHCP Relay Agent?
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We talked about the basic operations of DHCP in our previous blog post, "What is DHCP?”. Today, we will find out what kind of agent a DHCP relay agent is.
Date: 08/01/2013
Author: Chris Yoo
Tags: DHCP, Network Protocol
85,828
  
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LTE: User Identifiers - IMSI and GUTI
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Today's topic is IMSI (International Mobile Subscriber Identity) and GUTI (Globally Unique Temporary Identifier). These two are parameters (identifiers) used in identifying UEs in LTE networks...
Date: 07/10/2013
Author: Dr. Michelle M. Do
Tags: LTE
127,891
  
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LTE Authentication and Security over Radio Links
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All wireless telecommunication networks (e.g. Wi-Fi, WiBro and LTE provide “user authentication” and “security over radio link (integrity check (protection/verification) and ciphering (or encryption))” features...
Date: 07/05/2013
Author: Dr. Michelle M. Do
Tags: Authentication, LTE, Security
53,394
  
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LTE Network Architecture: Basic
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Obviously, the hottest issue in mobile communication today is LTE. All three top telecommunication operators in Korea are trying hard to promote their brands, each containing the technical term "LTE" somewhere, for greater exposure of the brands to the public. So, we will briefly go over what net...
Date: 07/01/2013
Author: Chris Yoo
Tags: LTE
43,811
  
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What is DHCP?
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Now, we will look at the IP address allocation procedure that describes how a DHCP client gets an IP address allocated by a DHCP server.
Date: 07/01/2013
Author: Chris Yoo
Tags: DHCP, Network Protocol
46,879
  
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Private 5G Frequency Allocation Status in Korea
     
     
     
     
     

 
  Netmanis One-Shot, Private 5G Frequency Allocation Status in Korea (36 locations),2024.01.02  

 

  Private 5G Deployment Case Study in Korea  
     
     

 

  Enterprise DIY   Private 5G operator  
         
 

Korea Hydro & Nuclear Power

 

 

 

 

 

 

 
 
 

Republic of Korea Navy

 

 
 
 

Korea Electric Power Corporation

 

 
 
 

 

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SK networks service

 

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Newgens

 

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  - Customer: Daeduk University

 

 
 
 

KT MOS

 

   - Customer: Samsung Medical Center

 
 
 

Sejong Telecom

 

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KT Private 5G: Multi-Slice and Multi-MEC for an Enterprise
     
     
     
     
     

 

   
 

KT 5G and 10Giga Network Architecture
     
     
     
     
     

 

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