Chia-An Lee

Chia-An Lee

Master student in CS NYCU, major in networking

National Yang Ming Chiao Tung University

free5GC

Biography

Chia-An Lee is a master student in National Yang Ming Chiao Tung University majoring in Computer Science at WIRELab which is lead by Prof. Jyh-Cheng Chen. Now, working on developing the open source core network free5GC.

Used to be an TA in NCTU CSCC. Interested in IT, SRE, Networking. Familiar with traditional networking and server management.

Interests

  • Infrastructure
  • Traditional Networking
  • Mobile Networking

Education

  • MEng in Computer Science, 2021

    National Yang Ming Chiao Tung University, Taiwan

  • BSc in Computer Science, 2019

    National Chiao Tung University, Taiwan

Skills

Linux

60%

Networking

70%

c-logo

C

30%

git

65%

docker

40%

golang-icon

Go

20%

Experience

 
 
 
 
 
 
 
 
 
 

Master Degree Student

Computer Science and Engineering, National Yang Ming Chiao Tung University

Sep 2019 – Jul 2021 Hsinchu, Taiwan
  • Advisor: Perf. Jyh-Cheng Chen
  • Lab: WIRELab / CSLab
  • Major: 5G core network, free5GC
  • Thesis: Design and Implementation of a Low-Latency and High-Throughput 5G Core Network
 
 
 
 
 

Intern

National Center for High-Performance Computing

Jul 2018 – Dec 2018 Hsinchu, Taiwan
Lightweight GPU computing platform. Base on docker container
 
 
 
 
 

TA & Part Time

NCTU CSCC

Feb 2018 – Sep 2019 Taiwan

Responsibilities include:

  • Networking
  • Linux Server Managing
 
 
 
 
 

Intern

National Center for High-Performance Computing

Jul 2017 – Dec 2017 Hsinchu, Taiwan
Working on block chain. Research in Ethereum and smart contract
 
 
 
 
 

IT Manager

TEDxNCTU

May 2017 – May 2018 Hsinchu, Taiwan
Manage everything about IT the the TEDxNCTU event
 
 
 
 
 

Bachelor Degree Student

Computer Science, National Chiao Tung University

Sep 2015 – Jul 2019 Hsinchu, Taiwan

Recent Posts

Cisco Router 設定

Password Recorivy Power ON, CTRL-break confreg 0x2142 reload enable copy startup-config running-config no shutdown: open port change password config-register 0x2102: get back to normal boot 7609 洗掉 config enable write erase reload 這時候可能 default reboot 會進入 Romman 狀態,繼續下 boot 會來到正常狀態 下 configreg 0x2102 (或 configreg 0x2101) 讓開機直接進到正常狀態 參考 configreg Reset Routing vrrp 作 gateway 備援使用 有三種狀態 初始狀態(Initialize)、主狀態(Master)、備援狀態(Backup) NX-OS 沒有權限時,重設 admin 密碼 參考

Cisco Switch 設定

2960 參考 Document 不知道後面接啥就 “?” 一下嚕~~ Vlan31: 17網段 Vlan14: 168網段 刷新 http://notthenetwork.me/blog/2013/05/28/reset-a-cisco-2960-switch-to-factory-default-settings/ 開機時長按 mode 鍵,直到燈號快閃 flash_init del flash:config.text del flash:vlan.dat boot Console connect Serial -> Serial port(在裝置管理員看的到) -> 9600 screen /dev/tty.

DHCP 設定

Server CentOS CentOS 7: Install dhcpd and run DHCP server lease: /var/lib/dhcpd/dhcpd.leases config: /etc/dhcp/dhcpd.conf option domain-name "calee.xyz"; option domain-name-servers 140.113.235.1, 1.1.1.1, 9.9.9.9, 8.8.8.8; default-lease-time 600; max-lease-time 7200; # Use this to send dhcp log messages to a different log file (you also # have to hack syslog.

Docker

參考資料 《Docker —— 從入門到實踐》 Docker 簡介 安裝 Ubuntu sudo apt-get install apt-transport-https ca-certificates curl software-properties-common curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - sudo add-apt-repository "deb [arch=amd64] https://download.

Docker 實作 PoW

安裝 ca_geth docker docker pull calee0219/ca_geth 更好的版本 XD geth-node docker pull blakeberg/geth-node 搭建基于以太坊的私有链环境 以太坊上搭建私鏈群 以太坊私網建立 detail info do transaction 建立自己的 Ethereum 私鏈做研究 Creating a Private Chain/Testnet How To Create A Private Ethereum Chain 快速安裝 使用 calee0219/ca_geth docker 這樣就可以開始挖 CACoin 啦~ docker run ca_geth -t /root/init_start.

Projects

free5gc

Open source 5G core network base on 3GPP R15

Publications

一個低延遲與高流量 5G 核心網路之設計與實作

As the cellular evolved, there is more and more feature must be matched in core network. That’s why it comes with 5G cellular networks. …

面向 AI計算的輕量級 GPU雲端計算平台實作

Benefit from parallelized and large scale GPU computing approach, modern algorithms, like machine learning, deep learning and …

TDOH_2017 Introduce CVE-2017-9993

FFMPEG + AVI + HLS = Arbitrary file read vulnerability

Contact