August 2021
Beginner to intermediate
564 pages
12h 2m
Korean
Content preview from 클라우드 네이티브를 위한 데이터 센터 네트워크 구축: 데이터 센터 네트워킹을 위한 아키텍처, 프로토콜, 도구
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372
클라우드 네이티브를 위한 데이터 센터 네트워크 구축
그림
14-1
BGP
피어링 타임라인 시퀀스 다이어그램
피어
A
피어
B
TCP
SYN
TCP
SYN/ACK
BGP
오픈
BGP
킵얼라이브
BGP
경로 교환 시작
BGP
통지
TCP
세션 종료
TCP
SYN/ACK
BGP
오픈
BGP
통지
BGP
킵얼라이브
BGP
경로 교환 시작
TCP
세션 종료
BGP
연결의 양 끝 피어는
TCP
커넥션을 시작할 수 있다. 일반적으로 두 연결이 성공하면 양쪽
에는 서로 통신을 위한 두 개의 개별
TCP
연결이 존재하게 된다. 이런 상태를
BGP
표준에서는
연결 충돌
connection
collision
이라고 한다.
BGP
는 두 개의
TCP
연결을 단일
TCP
연결로 만들어 충
돌을 해결한다. 선택된
TCP
연결은 높은
router
-
id
를 가진 스피커가 시작한 연결이 된다. 이
때
router
-
id
는 부호가 없는
32
비트 숫자로 취급된다.
router
-
id
는
BGP
스피커의 고유 식별
자가 된다. 다른 프로토콜과 달리
BGP
는 세션 초기화 동안에 우선순위 필드를 정의하지 않는
다. 어느 쪽의 연결을 선택할지는
BGP
의사 결정에 전혀 영향을 주지 않는 사소한 세부 사항
이기 때문이다.
BGP
표준은 ‘패시브’ 연결에 대한 가능성도 정의한다. 이 경우에는 어느 한쪽이 절대 먼저
TCP
연결을 시작하지 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.