스터디(23)
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EC2
EC is one of most popular of AWS offering It mainly consists in the capability of : - Rendering virtual machines (EC2) - Storing data on virtual drives (EBS) - DIstributing load across machines (ELB) - Scaling the services using an auto-scaling group (ASG) AMI is stand for Amazon Machine Image
2020.02.02 -
AWS - IAM
IAM is a global service, so it doesn't require region. Physically means users, groups, roles it will be used very first time it must be created with proper permissions IAM is at the center of AWS Policies are written in JSON Users -> Usually a physical person Groups -> functions(admins, devops), teams(engineering, design), contains users Roles -> internal usage within AWS resourses IAM has a glo..
2020.01.31 -
Chapter 1 - Internetworking - 02
COLLISION DOMAIN Before start to talk about this picture, what we called "collision domain" is a network segment connected by a shared medium or through repeaters where simultaneous data transmissions collide with one another[1]. The collision domain is a scenario in which when a device send out a message to the network, all other devices which are included in its collision domain have to pay at..
2020.01.26 -
Chapter 1 - Internetworking- 01
INTERNETWOKING BASICS Why is it so important to study CCNA internetwoking? Networks and netwoking have grown so fastly during last over few decades. In order to keep up with huge increases in basic mission, sharing data and printers as well as very advanced demands such as videoconferencing, They've had to evlove at light speed. However, there is a challenge because sometimes many relevant netwo..
2020.01.25 -
CCNA INTRO
MOTIVATION I have picked this book because I want to something better, especiall a better job with more satisfaction as this book's writer said. During this CCNA study, I want to use English as possible as I can for enhancing study habbit with English lecture. Actually this book is slightly heavy for someone who just want to study about basic network insight. However, I am sure that this content..
2020.01.24