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์ด๋ฒˆ ๊ธ€์—์„œ๋Š” ์›๊ฒฉ์œผ๋กœ ์„œ๋ฒ„์— ์ ‘์†ํ•˜๊ฒŒ ํ•ด์ฃผ๋Š” OpenSSH ์„œ๋ฒ„์— ๋Œ€ํ•ด ์•Œ์•„๋ณด๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค.

 

OpenSSH ์„œ๋ฒ„๋Š” ํ…”๋„ท ์„œ๋ฒ„์™€ ๊ธฐ๋Šฅ์ด ๋™์ผํ•˜๋‹ค๊ณ  ๋ณผ ์ˆ˜ ์žˆ์œผ๋‚˜ ๋ณด์•ˆ์ƒ ์•ˆ์ „ํ•˜์ง€ ๋ชปํ–ˆ๋˜ ํ…”๋„ท์— ๋น„ํ•ด OpenSSH๋Š” ํ›จ์”ฌ ์•ˆ์ „ํ•˜๋‹ค๊ณ  ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 

OpenSSH๋Š” ๋ฐ์ดํ„ฐ ์ „์†ก ์‹œ ์•”ํ˜ธํ™” ํ•œ๋‹ค๋Š” ์ฐจ์ด์ ์ด ์žˆ์Šต๋‹ˆ๋‹ค.

 

 


# OpenSSH ์„œ๋ฒ„๋ฅผ ๊ตฌ์ถ•ํ•ด๋ณด์ž

 

์ €๋Š” VMware workstation ํ™˜๊ฒฝ์—์„œ ์„œ๋ฒ„๋ฅผ ๊ตฌ์ถ•ํ•  ๊ฒƒ์ž…๋‹ˆ๋‹ค.

 

๋“ค์–ด๊ฐ€๊ธฐ ์•ž์„œ SSH ์„œ๋ฒ„์˜ ํŒจํ‚ค์ง€ ์ด๋ฆ„์€ "openssh-server" ์ด๊ณ  ์„œ๋น„์Šค(๋ฐ๋ชฌ) ์ด๋ฆ„์€ "sshd"์ž…๋‹ˆ๋‹ค.

 

rpm -qa openssh-server ๋ช…๋ น์–ด๋กœ ํ˜„์žฌ ์„ค์น˜๋˜์–ด ์žˆ๋Š” openssh-server๋ฅผ ํ™•์ธํ•ด์ค๋‹ˆ๋‹ค.(CentOS๋Š” ๊ธฐ๋ณธ์ ์œผ๋กœ openssh๋ฅผ ์ œ๊ณตํ•ด์ค€๋‹ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค.)

 

๊ทธ๋ฆฌ๊ณ  systemctl status sshd ๋ช…๋ น์–ด๋กœ ํ˜„์žฌ ๊ตฌ๋™ ์ƒํƒœ๋ฅผ ํ™•์ธํ•ด์ค๋‹ˆ๋‹ค.

 

 

์ดˆ๋ก์ƒ‰ ๊ธ€์”จ๋กœ active๋กœ ๋˜์–ด์žˆ๋Š” ๊ฑธ ๋ณด๋‹ˆ sshd๋ฅผ ์‹คํ–‰ํ•˜๋Š”๋ฐ ๋ฌธ์ œ์—†์–ด ๋ณด์ž…๋‹ˆ๋‹ค.

 

์ด๋ ‡๊ฒŒ ํ•œ๋‹ค๋ฉด ์„œ๋ฒ„ ์ธก์—์„œ์˜ ์ค€๋น„๋Š” ๋๋‚ฌ์Šต๋‹ˆ๋‹ค.

 

client๋กœ ์„œ๋ฒ„์˜ SSH ์„œ๋ฒ„๋กœ ์ ‘์†ํ•˜๋Š” ๋ฐฉ๋ฒ•์€ 2๊ฐ€์ง€๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. VMware workStation์œผ๋กœ ์ ‘์†ํ•˜๋˜๊ฐ€, Putty๋ฅผ ์ด์šฉํ•˜๋Š” ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. ์šฐ์„  VMware workStation์œผ๋กœ ์ ‘์†ํ•˜์—ฌ ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค

 

ssh teluser@192.168.111.100 ๋ช…๋ น์–ด๋กœ teluser ๋ผ๋Š” ์‚ฌ์šฉ์ž๋กœ 192.168.111.100 ์— ์ ‘์†ํ•˜์˜€์Šต๋‹ˆ๋‹ค. 

 

 

๋งŒ์•ฝ ๋ฐฉํ™”๋ฒฝ ๋ฌธ์ œ๋กœ ์ ‘์†์ด ์•ˆ๋œ๋‹ค๋ฉด ํ•ด๋‹น SSH์˜ ํฌํŠธ๋ฒˆํ˜ธ๋ฅผ ์—ด์–ด์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค. SSH ์„œ๋ฒ„์˜ ํฌํŠธ๋Š” ๋Œ€๊ฒŒ 22๋ฒˆ์ž…๋‹ˆ๋‹ค.

 

๋‹ค์Œ์€ Putty๋กœ ์ ‘์†ํ•˜๋Š” ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค.

 

Putty๋ฅผ ์‹คํ–‰ํ•˜์—ฌ ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ž…๋ ฅํ•ด์ค๋‹ˆ๋‹ค.

 

 

์ž…๋ ฅํ•˜๊ณ  ์—ด๊ธฐ๋ฅผ ๋ˆŒ๋Ÿฌ์ค๋‹ˆ๋‹ค.

 

 

VMware workStation๊ณผ ๊ฐ™์ด ์ž˜ ์ ‘์†ํ•˜์‹  ๊ฑธ ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 

์ด์ œ ์–ด๋””์„œ๋“  ์ธํ„ฐ๋„ท๋งŒ ๋œ๋‹ค๋ฉด ์„œ๋ฒ„์— ์ ‘์†ํ•  ์ˆ˜ ์žˆ๊ฒ ์ฃ ??

 

[์ฐธ๊ณ ๋„์„œ]

ํ•ด๋‹น ๊ธ€์€ "์ด๊ฒƒ์ด ๋ฆฌ๋ˆ…์Šค๋‹ค (์ € : ์šฐ์žฌ๋‚จ)"์„ ์ฐธ๊ณ ํ•˜์—ฌ ์ž‘์„ฑํ•˜์˜€์Šต๋‹ˆ๋‹ค

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