์ด ํฌ์ŠคํŠธ๋Š” [Youtube] Hub, Bridge, Switch, Router - Network Devices ์˜์ƒ์˜ ๋‚ด์šฉ์„ ๋ฐ”ํƒ•์œผ๋กœ ์ž‘์„ฑ๋œ ๊ฒƒ์ž„์„ ๋ฐํž˜๋‹ˆ๋‹ค.

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์ด ํฌ์ŠคํŠธ๋Š” [Youtube] Hub, Bridge, Switch, Router - Network Devices ์˜์ƒ์˜ ๋‚ด์šฉ์„ ๋ฐ”ํƒ•์œผ๋กœ ์ž‘์„ฑ๋œ ๊ฒƒ์ž„์„ ๋ฐํž˜๋‹ˆ๋‹ค.

๋ฆฌํ”ผํ„ฐ

์ถœ๋ฐœ์ง€์˜ ์‹ ํ˜ธ๋ฅผ ์ฆํญํ•ด ๋„์ฐฉ์ง€๋กœ ๋ณด๋‚ด๋Š” ์žฅ์น˜

ํ—ˆ๋ธŒ

์ถœ๋ฐœ์ง€์˜ ์‹ ํ˜ธ๋ฅผ ์ฆํญํ•ด ์—ฐ๊ฒฐ๋œ ๋ชจ๋“  ์žฅ์น˜์— ๋ณด๋‚ด๋Š” ์žฅ์น˜. ํ—ˆ๋ธŒ๋ฅผ ํ†ตํ•ด Network Topology๋ฅผ ๋‹จ์ˆœํ™” ํ•  ์ˆ˜ ์žˆ๋‹ค!

๋ธŒ๋ฆฟ์ง€

์˜ค์ง 2๊ฐœ์˜ ํฌํŠธ๋งŒ ์žˆ์–ด์„œ, ํ•œ์ชฝ์—์„œ ๋ฐ›์€ ์‹ ํ˜ธ๊ฐ€ ๋ฐ˜๋Œ€ํŽธ์œผ๋กœ ๊ฐ€์•ผ ํ• ๋•Œ ๋ฐ˜๋Œ€์ชฝ์œผ๋กœ ์‹ ํ˜ธ๋ฅผ ๋ณด๋‚ด๋Š” ์žฅ์น˜. 2๊ฐœ์˜ ๋„คํŠธ์›Œํฌ๋ฅผ ์„œ๋กœ ์—ฐ๊ฒฐํ•˜๊ณ , ๋ถ„๋ฆฌ์‹œํ‚จ๋‹ค.

์Šค์œ„์น˜

ํ—ˆ๋ธŒ์™€ ๋ธŒ๋ฆฟ์ง€๋ฅผ ๊ฒฐํ•ฉํ•œ ์žฅ์น˜. ํ—ˆ๋ธŒ์ฒ˜๋Ÿผ ์—ฌ๋Ÿฌ ๊ฐœ์˜ ํฌํŠธ๊ฐ€ ์žˆ์ง€๋งŒ, ์ถœ๋ฐœ์ง€์˜ ์‹ ํ˜ธ๋ฅผ ์—ฐ๊ฒฐ๋œ ๋ชฉ์ ์ง€๋กœ๋งŒ ์ „๋‹ฌํ•œ๋‹ค.

๋„คํŠธ์›Œํฌ ์•ˆ(within network)์˜ ์ปค๋ฎค๋‹ˆ์ผ€์ด์…˜์˜ ์—ญํ• ์„ ๋งก๋Š”๋‹ค.

๋ผ์šฐํ„ฐ

๋„คํŠธ์›Œํฌ์™€ ๋„คํŠธ์›Œํฌ ์‚ฌ์ด(between network)์˜ ์ปค๋ฎค๋‹ˆ์ผ€์ด์…˜์„ ๋งก๋Š”๋‹ค. ์Šค์œ„์น˜์™€ ๋น„์Šทํ•˜์ง€๋งŒ, Security, Filtering, Redirecting ๊ฐ™์€ ๊ธฐ๋Šฅ๋“ค์„ ์ˆ˜ํ–‰ํ•  ์ˆ˜ ์žˆ๋‹ค. (์ผ๋ฐ˜์ ์ธ ์Šค์œ„์น˜๋Š” Filtering์„ ํ•˜์ง€ ๋ชปํ•œ๋‹ค.)

๋„คํŠธ์›Œํฌ์˜ ํŠธ๋ž˜ํ”ฝ์ด ๋„คํŠธ์›Œํฌ ์™ธ๋ถ€๋กœ ๋น ์ ธ๋‚˜๊ฐ€๊ณ , ๋˜ ๋„คํŠธ์›Œํฌ ์™ธ๋ถ€์˜ ํŠธ๋ž˜ํ”ฝ์ด ๋„คํŠธ์›Œํฌ๋กœ ๋“ค์–ด์˜ค๊ฒŒ ๋˜๋Š” ๊ฒŒ์ดํŠธ์›จ์ด(Gateway)์˜ ์—ญํ• ์„ ๋งก๋Š”๋‹ค.