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Study/Linux

[Linux] ๋„คํŠธ์›Œํฌ (network)

Study/Linux

[Linux] ๋„คํŠธ์›Œํฌ (network)

2022. 4. 13. 20:06

IP Address

IPv4

IP ํด๋ž˜์Šค ๋ฒ”์œ„ ์„ค๋ช…
A 0.0.0.0 ~ 127.255.255.255 255.0.0.0
B 128.0.0.0 ~ 191.255.255.255 255.255.0.0
C 192.0.0.0 ~ 223.255.255.255 255.255.255.0 (์ผ๋ฐ˜ ์ปดํ“จํ„ฐ์šฉ)
D 224.0.0.0 ~ 239.255.255.255 ๋ฉ€ํ‹ฐ์บ์ŠคํŠธ์šฉ
E 240.0.0.0 ~ 255.255.255.255 ์—ฐ๊ตฌ์šฉ ๋“ฑ์œผ๋กœ ์˜ˆ์•ฝ

- ๋กœ์ปฌ ์ปดํ“จํ„ฐ ์ฃผ์†Œ โ‡’ 127.0.0.1

 

๋„คํŠธ์›Œํฌ ์„ค์ •

๊ตฌ๋ถ„ ๊ฐ’
IP ์ฃผ์†Œ 192.168.xxx.3
์„œ๋ธŒ๋„ท ๋งˆ์Šคํฌ 255.255.255.0
๋„คํŠธ์›Œํฌ ์ฃผ์†Œ 192.168.xxx.0
๋ธŒ๋กœ๋“œ์บ์ŠคํŠธ ์ฃผ์†Œ 192.168.xxx.255
๊ฒŒ์ดํŠธ์›จ์ด 192.168.xxx.2
DNS 192.168.xxx.2

ping ๋ช…๋ น์–ด

  • ํŠน์ • ์ปดํ“จํ„ฐ๋ฅผ ์ด์šฉํ•  ์ˆ˜ ์žˆ๋Š”์ง€ ๊ฒ€์‚ฌํ•˜๋Š” ๋ช…๋ น์–ด
ping ๋ชฉ์ ์ง€์ปดํ“จํ„ฐIP

NIC (๋„คํŠธ์›Œํฌ ์ธํ„ฐํŽ˜์ด์Šค ์นด๋“œ) ์„ค์ • ์ •๋ณด ํ™•์ธ ๋ช…๋ น

ifconfig (์žฅ์น˜๋ช…)

๋„คํŠธ์›Œํฌ ์žฅ์น˜ ํ™œ์„ฑ/๋น„ํ™œ์„ฑ ๋ช…๋ น

  • ๊ด€๋ฆฌ์ž๋งŒ ๊ฐ€๋Šฅ
ifup ์žฅ์น˜๋ช… //๋„คํŠธ์›Œํฌ ์žฅ์น˜ ํ™œ์„ฑํ™” ๋ช…๋ น
ifdown ์žฅ์น˜๋ช… //๋„คํŠธ์›Œํฌ ์žฅ์น˜ ๋น„ํ™œ์„ฑํ™” ๋ช…๋ น

๋„คํŠธ์›Œํฌ ์ƒํƒœ ๋ชจ๋‹ˆํ„ฐ๋ง

  • DNS ์„œ๋ฒ„์— ์ ‘์†ํ•˜์—ฌ ๋™์ž‘์ด ์ž˜ ๋˜๋Š”์ง€ ๊ฒ€์‚ฌ
  • ์ผ๋ฐ˜ ์‚ฌ์šฉ์ž๋„ ์‚ฌ์šฉ ๊ฐ€๋Šฅ
nslookup
> ์กฐํšŒํ•˜๊ณ ์ž ํ•˜๋Š” ๋„๋ฉ”์ธ ์ž…๋ ฅ

 

'Study > Linux' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

[Linux] ๋ฐฉํ™”๋ฒฝ (firewall)  (0) 2022.04.13
[Linux] ์„œ๋น„์Šค (service)  (0) 2022.04.13
[Linux] ํ”„๋กœ์„ธ์Šค (process)  (0) 2022.04.13
[Linux] ์‚ฌ์šฉ์ž ๊ณ„์ • ๊ด€๋ จ ๋ช…๋ น์–ด  (0) 2022.04.13
[Linux] ํŒŒ์ผ / ๋””๋ ‰ํ† ๋ฆฌ ๊ด€๋ จ ๋ช…๋ น์–ด  (0) 2022.04.13
  • IP Address
  • ๋„คํŠธ์›Œํฌ ์„ค์ •
'Study/Linux' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
  • [Linux] ๋ฐฉํ™”๋ฒฝ (firewall)
  • [Linux] ์„œ๋น„์Šค (service)
  • [Linux] ํ”„๋กœ์„ธ์Šค (process)
  • [Linux] ์‚ฌ์šฉ์ž ๊ณ„์ • ๊ด€๋ จ ๋ช…๋ น์–ด
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