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๐ŸŒ[Network] WAN(Wide Area Network)์ด๋ž€ ๋ฌด์—‡์ผ๊นŒ์š”?
Network

๐ŸŒ[Network] WAN(Wide Area Network)์ด๋ž€ ๋ฌด์—‡์ผ๊นŒ์š”?

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ์ง€๋ฆฌ์ ์œผ๋กœ ๋ฉ€๋ฆฌ ๋–จ์–ด์ง„ ์ง€์—ญ๋“ค์„ ์—ฐ๊ฒฐํ•˜๋Š” ๋„คํŠธ์›Œํฌ์ž…๋‹ˆ๋‹ค.
  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ๋„์‹œ, ๊ตญ๊ฐ€, ์‹ฌ์ง€์–ด ์ „ ์„ธ๊ณ„์— ๊ฑธ์ณ์žˆ๋Š” ๋„คํŠธ์›Œํฌ๋ฅผ ์—ฐ๊ฒฐํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ์ผ๋ฐ˜์ ์œผ๋กœ ์—ฌ๋Ÿฌ LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)์ด๋‚˜ MAN(Metropolitan Area Network, ๋„์‹œ๊ถŒ ํ†ต์‹ ๋ง)์„ ์„œ๋กœ ์—ฐ๊ฒฐํ•˜์—ฌ ๋ฐ์ดํ„ฐ๋ฅผ ์ฃผ๊ณ ๋ฐ›์„ ์ˆ˜ ์žˆ๊ฒŒ ํ•ด์ค๋‹ˆ๋‹ค.
  • ์ธํ„ฐ๋„ท์ด ๊ฐ€์žฅ ๋Œ€ํ‘œ์ ์ธ WAN์˜ ์˜ˆ์ž…๋‹ˆ๋‹ค.

๐Ÿ™‹โ€โ™‚๏ธLAN(Local Area Network)์ด๋ž€ ๋ฌด์—‡์ผ๊นŒ์š”?

1๏ธโƒฃ WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์˜ ์ฃผ์š” ํŠน์ง•.

1๏ธโƒฃ ๊ด‘๋ฒ”์œ„ํ•œ ์ง€๋ฆฌ์  ๋ฒ”์œ„.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ๋ฉ€๋ฆฌ ๋–จ์–ด์ง„ ์ง€์—ญ์— ์žˆ๋Š” ๋„คํŠธ์›Œํฌ๋“ค์„ ์—ฐ๊ฒฐํ•ฉ๋‹ˆ๋‹ค.
    • ์˜ˆ๋ฅผ ๋“ค๋ฉด, ํ•œ ๋‚˜๋ผ์˜ ์—ฌ๋Ÿฌ ๋„์‹œ๋‚˜, ์‹ฌ์ง€์–ด ๋‹ค๋ฅธ ๋‚˜๋ผ์˜ ๋„คํŠธ์›Œํฌ๊นŒ์ง€ ์—ฐ๊ฒฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)๊ณผ ๋‹ฌ๋ฆฌ ๊ตญ๊ฐ€ ๊ฐ„, ๋Œ€๋ฅ™ ๊ฐ„ ๋„คํŠธ์›Œํฌ๋ฅผ ์—ฐ๊ฒฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

2๏ธโƒฃ ๋‚ฎ์€ ๋ฐ์ดํ„ฐ ์ „์†ก ์†๋„.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)์— ๋น„ํ•ด ์ƒ๋Œ€์ ์œผ๋กœ ๋‚ฎ์€ ๋ฐ์ดํ„ฐ ์ „์†ก ์†๋„๋ฅผ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.
    • ๋„คํŠธ์›Œํฌ ์žฅ๋น„ ๊ฐ„์˜ ๋ฌผ๋ฆฌ์  ๊ฑฐ๋ฆฌ๊ฐ€ ๋ฉ€๊ธฐ ๋•Œ๋ฌธ์—, ๋ฐ์ดํ„ฐ ์ „์†ก ์†๋„๊ฐ€ ๋Š๋ ค์งˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
      • ํ•˜์ง€๋งŒ ๊ด‘์ผ€์ด๋ธ”๊ณผ ๊ฐ™์€ ๊ณ ์† ๋„คํŠธ์›Œํฌ ๊ธฐ์ˆ ์„ ์‚ฌ์šฉํ•˜์—ฌ ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ์‹œํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

3๏ธโƒฃ ์ธํ„ฐ๋„ท ์„œ๋น„์Šค ์ œ๊ณต์—…์ฒด(ISP, Internet Service Provider)๋ฅผ ํ†ตํ•œ ์—ฐ๊ฒฐ.

  • WAN(Wide Area Network)์€ ์ผ๋ฐ˜์ ์œผ๋กœ ISP(์ธํ„ฐ๋„ท ์„œ๋น„์Šค ์ œ๊ณต์—…์ฒด, Internet Service Provider)๋ฅผ ํ†ตํ•ด ์—ฐ๊ฒฐ๋ฉ๋‹ˆ๋‹ค.
    • ISP(์ธํ„ฐ๋„ท ์„œ๋น„์Šค ์ œ๊ณต์—…์ฒด, Internet Service Provider)๋Š” WAN(Wide Area Network)์„ ํ†ตํ•ด ์—ฌ๋Ÿฌ ์ง€์—ญ์ด๋‚˜ ๊ตญ๊ฐ€๋ฅผ ์—ฐ๊ฒฐํ•˜๋Š” ๋„คํŠธ์›Œํฌ ์ธํ”„๋ผ๋ฅผ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค.
    • ๊ฐœ์ธ์ด๋‚˜ ํšŒ์‚ฌ๋Š” ISP(Internet Service Provider)์˜ WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ์‚ฌ์šฉํ•ด ์ธํ„ฐ๋„ท์„ ํ†ตํ•ด ๋‹ค๋ฅธ ๋„คํŠธ์›Œํฌ์™€ ์—ฐ๊ฒฐ๋ฉ๋‹ˆ๋‹ค.

4๏ธโƒฃ ๊ณ ๋น„์šฉ.

  • WAN(Wide Area Network)์€ ๊ตฌ์ถ•๊ณผ ์œ ์ง€๋น„์šฉ์ด ๋งค์šฐ ๋†’์Šต๋‹ˆ๋‹ค.
    • ์ง€๋ฆฌ์ ์œผ๋กœ ๋จผ ๊ฑฐ๋ฆฌ๋ฅผ ์—ฐ๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด ๋ณต์žกํ•œ ์žฅ๋น„์™€ ๊ธฐ์ˆ ์ด ํ•„์š”ํ•˜๋ฉฐ, ๋Œ€๊ทœ๋ชจ ๋„คํŠธ์›Œํฌ ์ธํ”„๋ผ๊ฐ€ ์š”๊ตฌ๋ฉ๋‹ˆ๋‹ค.
    • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง) ์—ฐ๊ฒฐ์„ ์œ„ํ•ด ๊ณ ์† ๊ด‘์ผ€์ด๋ธ”, ์œ„์„ฑ ์—ฐ๊ฒฐ, ์ „์šฉ์„ ๋“ฑ์ด ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.

5๏ธโƒฃ ๋‹ค์–‘ํ•œ ์—ฐ๊ฒฐ ๊ธฐ์ˆ  ์‚ฌ์šฉ.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ๊ด‘์ผ€์ด๋ธ”, ์œ„์„ฑ ์—ฐ๊ฒฐ, ์ „์šฉ์„  DSL(๋””์ง€ํ„ธ ๊ฐ€์ž…์ž ํšŒ์„ ), LTE/5G์™€ ๊ฐ™์€ ์—ฌ๋Ÿฌ ๊ธฐ์ˆ ์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฐ์ดํ„ฐ๋ฅผ ์ „์†กํ•ฉ๋‹ˆ๋‹ค.
    • ์ด๋Ÿฌํ•œ ๊ธฐ์ˆ ์€ ๊ฑฐ๋ฆฌ์— ๋”ฐ๋ฅธ ์†๋„์™€ ์„ฑ๋Šฅ์— ์˜ํ–ฅ์„ ๋ฏธ์นฉ๋‹ˆ๋‹ค.

2๏ธโƒฃ WAN์˜ ๊ตฌ์„ฑ ์š”์†Œ.

1๏ธโƒฃ ๋ผ์šฐํ„ฐ(Router)

  • ๋ผ์šฐํ„ฐ(Router)๋Š” WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์—์„œ ๋ฐ์ดํ„ฐ๋ฅผ ์ ์ ˆํ•œ ๋„คํŠธ์›Œํฌ๋กœ ๊ฒฝ๋กœ ์„ค์ •ํ•˜๊ณ  ์ „์†กํ•˜๋Š” ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.
    • ์—ฌ๋Ÿฌ LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)์„ ์„œ๋กœ ์—ฐ๊ฒฐํ•˜๊ฑฐ๋‚˜, LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)์„ ์ธํ„ฐ๋„ท๊ณผ ์—ฐ๊ฒฐํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.

2๏ธโƒฃ ์ „์šฉ์„ (Leased Line)

  • ์ „์šฉ์„ ์€ ๋‘ ์ง€์  ๊ฐ„์— ๋ฐ์ดํ„ฐ๋ฅผ ์ „์†กํ•˜๊ธฐ ์œ„ํ•ด ์ „์šฉ์œผ๋กœ ์‚ฌ์šฉ๋˜๋Š” ํ†ต์‹  ํšŒ์„ ์ž…๋‹ˆ๋‹ค.
    • ์ผ๋ฐ˜์ ์œผ๋กœ ๊ธฐ์—…์ด ๋ณธ์‚ฌ์™€ ์ง€์‚ฌ ๊ฐ„์˜ ํ†ต์‹ ์„ ์œ„ํ•ด ์ „์šฉ์„ ์œผ๋กœ ์‚ฌ์šฉํ•˜์—ฌ, ๋ณด์•ˆ์„ฑ๊ณผ ์„ฑ๋Šฅ์„ ํ™•๋ณดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

3๏ธโƒฃ ์Šค์œ„์น˜(Switch)

  • ์Šค์œ„์น˜๋Š” WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์—์„œ๋„ ๋„คํŠธ์›Œํฌ ์žฅ์น˜ ๊ฐ„์˜ ๋ฐ์ดํ„ฐ๋ฅผ ํšจ์œจ์ ์œผ๋กœ ์ „๋‹ฌํ•˜๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.
    • LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)์—์„œ๋„ ๋งŽ์ด ์‚ฌ์šฉ๋˜์ง€๋งŒ, WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์—์„œ๋Š” ๋” ํฐ ๊ทœ๋ชจ์˜ ๋ฐ์ดํ„ฐ ํ๋ฆ„์„ ๊ด€๋ฆฌํ•˜๋Š” ์Šค์œ„์น˜๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.

4๏ธโƒฃ ๋ฐฉํ™”๋ฒฝ(Firewall)

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ํ†ตํ•œ ๋„คํŠธ์›Œํฌ ํ†ต์‹ ์„ ๋ณดํ˜ธํ•˜๊ธฐ ์œ„ํ•ด ๋ฐฉํ™”๋ฒฝ์ด ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.
    • ์™ธ๋ถ€์—์„œ ๋“ค์–ด์˜ค๋Š” ๋ถˆ๋ฒ•์ ์ธ ์ ‘๊ทผ์ด๋‚˜ ํ•ดํ‚น์„ ์ฐจ๋‹จํ•˜๊ณ , ๋„คํŠธ์›Œํฌ์˜ ๋ณด์•ˆ์„ ๊ฐ•ํ™”ํ•˜๋Š” ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.

5๏ธโƒฃ ๊ฒŒ์ดํŠธ์›จ์ด(Gateway)

  • ์„œ๋กœ ๋‹ค๋ฅธ ๋„คํŠธ์›Œํฌ ํ”„๋กœํ† ์ฝœ์„ ์‚ฌ์šฉํ•˜๋Š” ๋„คํŠธ์›Œํฌ ๊ฐ„์— ํ†ต์‹ ์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•ด์ฃผ๋Š” ์žฅ๋น„์ž…๋‹ˆ๋‹ค.
    • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์—์„œ๋Š” ์—ฌ๋Ÿฌ ์ข…๋ฅ˜์˜ ๋„คํŠธ์›Œํฌ๋ฅผ ์—ฐ๊ฒฐํ•  ์ˆ˜ ์žˆ์œผ๋ฏ€๋กœ, ์„œ๋กœ ๋‹ค๋ฅธ ๋„คํŠธ์›Œํฌ ๊ฐ„์˜ ํ†ต์‹ ์„ ์œ„ํ•ด ๊ฒŒ์ดํŠธ์›จ์ด๊ฐ€ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.

3๏ธโƒฃ WAN์˜ ์˜ˆ์‹œ.

1๏ธโƒฃ ์ธํ„ฐ๋„ท(Internet)

  • ์ธํ„ฐ๋„ท(Internet)์€ ๊ฐ€์žฅ ํฐ WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์˜ ์˜ˆ์ž…๋‹ˆ๋‹ค.
    • ์ „ ์„ธ๊ณ„์˜ ์ˆ˜๋งŽ์€ LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)๊ณผ WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์ด ์ธํ„ฐ๋„ท์„ ํ†ตํ•ด ์—ฐ๊ฒฐ๋˜์–ด ํ†ต์‹ ์„ ์ฃผ๊ณ ๋ฐ›์Šต๋‹ˆ๋‹ค.
      • ์ธํ„ฐ๋„ท์€ ISP(Internet Service Provider, ์ธํ„ฐ๋„ท ์„œ๋น„์Šค ์ œ๊ณต์—…์ฒด)๋“ค์ด ์ œ๊ณตํ•˜๋Š” ๋„คํŠธ์›Œํฌ ์ธํ”„๋ผ๋ฅผ ํ†ตํ•ด ์ „ ์„ธ๊ณ„์—์„œ ๋ฐ์ดํ„ฐ๋ฅผ ์ฃผ๊ณ ๋ฐ›์„ ์ˆ˜ ์žˆ๊ฒŒ ํ•ด์ค๋‹ˆ๋‹ค.

2๏ธโƒฃ ๊ธฐ์—… WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)

  • ๋Œ€๊ธฐ์—…์€ ๋ณธ์‚ฌ์™€ ์—ฌ๋Ÿฌ ์ง€์‚ฌ ๊ฐ„์˜ ๋ฐ์ดํ„ฐ๋ฅผ ๊ตํ™˜ํ•˜๊ธฐ ์œ„ํ•ด ์ž์ฒด์ ์ธ WAN์„ ๊ตฌ์ถ•ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    • ์˜ˆ๋ฅผ ๋“ค์–ด, ์„œ์šธ์— ๋ณธ์‚ฌ๋ฅผ ๋‘” ํšŒ์‚ฌ๊ฐ€ ๋ถ€์‚ฐ, ๋‰ด์š•, ๋„์ฟ„์˜ ์ง€์‚ฌ์™€ WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ํ†ตํ•ด ์—ฐ๊ฒฐํ•˜์—ฌ ๋ฐ์ดํ„ฐ๋ฅผ ๊ณต์œ ํ•˜๊ณ , ํ˜‘์—…์„ ์ง„ํ–‰ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

3๏ธโƒฃ ์€ํ–‰ ๋„คํŠธ์›Œํฌ

  • ์ „ ์„ธ๊ณ„์— ์ง€์ ์„ ๋‘๊ณ  ์žˆ๋Š” ์€ํ–‰์€ WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ํ†ตํ•ด ๊ฐ ์ง€์  ๊ฐ„์— ๋ฐ์ดํ„ฐ๋ฅผ ์ˆ˜ํ–‰ํ•ฉ๋‹ˆ๋‹ค.
    • ๊ณ ๊ฐ์˜ ๊ณ„์ขŒ ์ •๋ณด, ๊ฑฐ๋ž˜ ๋‚ด์—ญ ๋“ฑ์„ ์ „์†กํ•˜๊ณ , ์‹ค์‹œ๊ฐ„์œผ๋กœ ๊ธˆ์œต ๋ฐ์ดํ„ฐ๋ฅผ ๋™๊ธฐํ™”ํ•ฉ๋‹ˆ๋‹ค.

4๏ธโƒฃ ์ •๋ถ€ ๋„คํŠธ์›Œํฌ

  • ์—ฌ๋Ÿฌ ๊ตญ๊ฐ€๊ธฐ๊ด€์ด WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ์‚ฌ์šฉํ•ด ์ค‘์•™ ์ •๋ถ€์™€ ์ง€๋ฐฉ ์ •๋ถ€ ๊ฐ„์˜ ๋ฐ์ดํ„ฐ๋ฅผ ์ „์†กํ•˜๊ฑฐ๋‚˜, ๋‹ค๋ฅธ ๊ตญ๊ฐ€ ๊ธฐ๊ด€๊ณผ ํ†ต์‹ ํ•˜๋Š” ๋„คํŠธ์›Œํฌ๋ฅผ ๊ตฌ์ถ•ํ•ฉ๋‹ˆ๋‹ค.

4๏ธโƒฃ WAN์˜ ์žฅ์ .

1๏ธโƒฃ ์ง€๋ฆฌ์  ํ•œ๊ณ„๋ฅผ ๋„˜๋Š” ํ†ต์‹ .

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ์‚ฌ์šฉํ•˜๋ฉด ๋ฉ€๋ฆฌ ๋–จ์–ด์ง„ ์ง€๋ฆฌ์  ์œ„์น˜์— ์žˆ๋Š” ๋„คํŠธ์›Œํฌ์™€๋„ ์‰ฝ๊ฒŒ ํ†ต์‹ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    • ๊ตญ๊ฐ€ ๊ฐ„, ๋Œ€๋ฅ™๊ฐ„ ์—ฐ๊ฒฐ๋„ WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ํ†ตํ•ด ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค.

2๏ธโƒฃ ์ž์› ๊ณต์œ .

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ํ†ตํ•ด ์—ฌ๋Ÿฌ ์ง€์—ญ์— ํฉ์–ด์ง„ ๋„คํŠธ์›Œํฌ ์‚ฌ์šฉ์ž๋“ค์ด ๋ฐ์ดํ„ฐ์™€ ์ž์›์„ ๊ณต์œ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    • ์˜ˆ๋ฅผ ๋“ค์–ด, ํ•œ ํšŒ์‚ฌ์˜ ์—ฌ๋Ÿฌ ์ง€์‚ฌ์—์„œ ํŒŒ์ผ ์„œ๋ฒ„๋‚˜ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์— ์ ‘๊ทผํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

3๏ธโƒฃ ์ค‘์•™ ์ง‘์ค‘ ๊ด€๋ฆฌ.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ๋„คํŠธ์›Œํฌ์˜ ์ค‘์•™ ๊ด€๋ฆฌ๋ฅผ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค.
    • ๋ณธ์‚ฌ์—์„œ ์ง€์‚ฌ ๋„คํŠธ์›Œํฌ ๊ด€๋ฆฌํ•˜๊ฑฐ๋‚˜, ์ค‘์•™ ์„œ๋ฒ„์—์„œ ๋„คํŠธ์›Œํฌ ์ž์›์„ ํ†ตํ•ฉ์ ์œผ๋กœ ๊ด€๋ฆฌํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

4๏ธโƒฃ ํ™•์žฅ์„ฑ.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ํ•„์š”ํ•œ ๋งŒํผ ํ™•์žฅํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    • ์ง€์—ญ์ด ๋‹ค๋ฅด๊ฑฐ๋‚˜ ๊ตญ๊ฐ€๊ฐ€ ๋‹ค๋ฅด๋”๋ผ๋„, ๋„คํŠธ์›Œํฌ๋ฅผ ํ™•์žฅํ•˜์—ฌ ์—ฐ๊ฒฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

5๏ธโƒฃ WAN์˜ ๋‹จ์ .

1๏ธโƒฃ ๋†’์€ ๋น„์šฉ.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ๊ตฌ์ถ•ํ•˜๊ณ  ์œ ์ง€ํ•˜๋Š” ๋ฐ ๋น„์šฉ์ด ๋งŽ์ด ๋“ญ๋‹ˆ๋‹ค.
    • ์ „์šฉ์„ , ์œ„์„ฑ ๋งํฌ, ๊ด‘์„ฌ์œ  ๋“ฑ์˜ ์ธํ”„๋ผ๋ฅผ ๊ตฌ์ถ•ํ•˜๋Š” ๋ฐ ๋งŽ์€ ์ž์›์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
      • ํŠนํžˆ, ์žฅ๊ฑฐ๋ฆฌ ์—ฐ๊ฒฐ์ผ์ˆ˜๋ก ๋น„์šฉ์ด ๋” ๋†’์•„์ง‘๋‹ˆ๋‹ค.

2๏ธโƒฃ ๋Š๋ฆฐ ์†๋„.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)์— ๋น„ํ•ด ๋ฐ์ดํ„ฐ ์ „์†ก ์†๋„๊ฐ€ ๋Š๋ฆด ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    • ๋ฌผ๋ฆฌ์  ๊ฑฐ๋ฆฌ๊ฐ€ ๋ฉ€์ˆ˜๋ก ๋ฐ์ดํ„ฐ ์ „์†ก์— ๊ฑธ๋ฆฌ๋Š” ์‹œ๊ฐ„์ด ์ฆ๊ฐ€ํ•˜๊ณ , ์ง€์—ฐ์ด ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

3๏ธโƒฃ ๋ณต์žก์„ฑ.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)๋ณด๋‹ค ๊ตฌ์ถ•๊ณผ ๊ด€๋ฆฌ๊ฐ€ ํ›จ์”ฌ ๋ณต์žกํ•ฉ๋‹ˆ๋‹ค.
    • ์žฅ๊ฑฐ๋ฆฌ ๋„คํŠธ์›Œํฌ ํ†ต์‹ ์€ ์—ฌ๋Ÿฌ ๊ธฐ์ˆ ๊ณผ ์žฅ๋น„์˜ ์กฐํ•ฉ์ด ํ•„์š”ํ•˜๋ฉฐ, ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ–ˆ์„ ๋•Œ ํ•ด๊ฒฐํ•˜๊ธฐ ์–ด๋ ต์Šต๋‹ˆ๋‹ค.

4๏ธโƒฃ ๋ณด์•ˆ ๋ฌธ์ œ.

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ์ธํ„ฐ๋„ท๊ณผ ๊ฐ™์€ ๊ณต๊ฐœ ๋„คํŠธ์›Œํฌ๋ฅผ ์‚ฌ์šฉํ•  ๋•Œ ๋ณด์•ˆ ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
    • ๋ฐ์ดํ„ฐ๋ฅผ ์•ˆ์ „ํ•˜๊ฒŒ ๋ณดํ˜ธํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์•”ํ˜ธํ™”, ๋ฐฉํ™”๋ฒฝ ๋“ฑ์˜ ๋ณด์•ˆ ๊ธฐ์ˆ ์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.

6๏ธโƒฃ ๊ฒฐ๋ก .

  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ๊ด‘๋ฒ”์œ„ํ•œ ์ง€์—ญ์„ ์—ฐ๊ฒฐํ•˜๋Š” ๋„คํŠธ์›Œํฌ๋กœ, LAN(Local Area Network, ๊ทผ๊ฑฐ๋ฆฌ ํ†ต์‹ ๋ง)๊ณผ MAN(Metropolitan Area Network, ๋„์‹œ๊ถŒ ํ†ต์‹ ๋ง)์„ ์—ฐ๊ฒฐํ•˜๊ณ  ๊ตญ๊ฐ€ ๊ฐ„, ๋Œ€๋ฅ™ ๊ฐ„ ํ†ต์‹ ์„ ๊ฐ€๋Šฅํ•˜๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค.
  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์€ ์ธํ„ฐ๋„ท์„ ํ†ตํ•ด ์—ฌ๋Ÿฌ ์žฅ์น˜์™€ ๋„คํŠธ์›Œํฌ๊ฐ€ ์„œ๋กœ ์—ฐ๊ฒฐ๋  ์ˆ˜ ์žˆ๋Š” ๋ฐฉ๋ฒ•์„ ์ œ๊ณตํ•˜๋ฉฐ, ๊ธฐ์—…์ด๋‚˜ ์ •๋ถ€, ์€ํ–‰ ๋“ฑ์—์„œ ๋‹ค์–‘ํ•œ ์šฉ๋„๋กœ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.
  • WAN(Wide Area Network, ๊ด‘์—ญ ํ†ต์‹ ๋ง)์„ ํ†ตํ•ด ๋จผ ๊ฑฐ๋ฆฌ์˜ ๋„คํŠธ์›Œํฌ๋ฅผ ์—ฐ๊ฒฐํ•˜์—ฌ ์ž์› ๊ณต์œ ์™€ ํ†ต์‹ ์„ ํ•  ์ˆ˜ ์žˆ์ง€๋งŒ, ๊ตฌ์ถ• ๋ฐ ์œ ์ง€ ๋น„์šฉ์ด ๋†’๊ณ  ๊ด€๋ฆฌ๊ฐ€ ๋ณต์žกํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.