λ„€νŠΈμ›Œν¬ μ•„ν‚€ν…μ²˜ ꡬ쑰
Network

λ„€νŠΈμ›Œν¬ μ•„ν‚€ν…μ²˜ ꡬ쑰

1. 3-tier μ•„ν‚€ν…μ²˜

- Core : λ„€νŠΈμ›Œν¬ 규λͺ¨μ— 따라 μƒλž΅λ˜κΈ°λ„ ν•˜λ©° νŠΈλž˜ν”½μ΄ μ§‘ν•©λ˜λŠ” μŠ€μœ„μΉ˜λ‘œ κ³ μ„±λŠ₯ μŠ€μœ„μΉ˜ ν•„μš”, ISP λΌμš°ν„°μ™€ μ—°κ²°

- Aggregation : L3 Routing 처리

- Access : L2 Swithcing 처리, 물리적으둜 μ„œλ²„/DB λ“± μ—°κ²°

 

- Aggregation <-> Access 사이 L2 Looping λ°œμƒν•  수 μžˆμ–΄ STP μ‚¬μš© ν•„μš”(이더넷 ν”„λ ˆμž„μ΄ μž₯λΉ„λ“€ μ‚¬μ΄μ—μ„œ λΉ™λΉ™ λ„λŠ” 것)

- Active-Standby ꡬ쑰(Fail-Over κ³ λ € ν•„μš”)

- κ°€μš©μ„± 25%

- North-South νŠΈλž˜ν”½ 이동

- νŠΈλž˜ν”½μ΄ λŠ˜μ–΄λ‚˜ μž₯λΉ„ ν™•μž₯인 ν•„μš”ν•œ 경우 : Scale Up(더 λ§Žμ€ νŠΈλž˜ν”½μ„ μˆ˜μš©ν•  수 μžˆλŠ” μž₯λΉ„λ‘œ ꡐ체 >> λ‹€μš΄ νƒ€μž„ ν•„μš”)

 

2. 2-tier/Spine and Leaf μ•„ν‚€ν…μ²˜

 

- Spine : L3 Routing 처리, ISP λΌμš°ν„°μ™€ μ—°κ²°

- Leaf : L2 Swithcing 처리, 물리적으둜 μ„œλ²„/DB λ“± μ—°κ²°

 

- L2 Looping을 κ³ λ €ν•˜μ§€ μ•Šμ•„λ„ λ˜μ–΄ STP μ‚¬μš©ν•˜μ§€ μ•Šμ•„λ„ 됨

- Active-Active ꡬ쑰

- East-West νŠΈλž˜ν”½ 이동(ν΄λΌμš°λ“œ, μ»¨ν…Œμ΄λ„ˆν™”λ˜λ©° North-South νŠΈλž˜ν”½ μ΄λ™μ—μ„œ East-West νŠΈλž˜ν”½ μ΄λ™μœΌλ‘œ λ°”λ€ŒλŠ” μΆ”μ„Έ)

- μ΅œλŒ€ 2ν™‰μœΌλ‘œ 지연 μ‹œκ°„ 단좕

- νŠΈλž˜ν”½μ΄ λŠ˜μ–΄λ‚˜ μž₯λΉ„ ν™•μž₯인 ν•„μš”ν•œ 경우 : Scale Out(μž₯λΉ„λ₯Ό μΆ”κ°€ >> λ‹€μš΄ νƒ€μž„ ν•„μš” μ—†μŒ)

- Cisco Nexus λͺ¨λΈ μž₯λΉ„ ν•„μš”

- ACIλ₯Ό 톡해 ν”„λ‘œλΉ„μ €λ‹ 및 μ„€μ • μžλ™ν™” κ΅¬ν˜„ κ°€λŠ₯

- κ°€μš©μ„± 100%

- 물리 ν¬νŠΈκ°€ 많이 ν•„μš”

- μž₯λΉ„κ°€ 좔가될 λ•Œ 물리 포트/케이블 μ—°κ²° ν•„μš”