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URL https://te31.com/rgr/view.php?id=study&no=1675 ¸ð¹ÙÀÏ È­¸é
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 Ã·ºÎÆÄÀÏ more.. : data2/study/order_iptables_copy.jpg

 Ã·ºÎÆÄÀÏ more.. : data2/study/iptables_config_copy.jpg

 Ã·ºÎÆÄÀÏ more.. : data2/study/init_d_iptables_copy.jpg
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Red HAt Enterprise Linux AS release 3 (Taroon Update 8) ÀÔ´Ï´Ù.

Áú¹® | 1954¸íÀÌ Àоú¾î¿ä. 3.135.200.211

0
1 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-26 10:17:50
¼³¸í ÷ºÎ Àß ¾ÈµÇ³×¿ä...

iptables ¸í·ÉÀ» ¾î¶»°Ô ½á¾ß ÇÒ±î¿ä...

¾Æ´Ï¸é ¾î¶»°Ô Æ÷Æ® ¿¬°áÀ» ÇØ¾ß ÇÒ±î¿ä...¤Ð¤Ð
2 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-26 11:58:47
iptables ¸í·ÉÀÌ ¾ø´Âµ¥¿ä?

»ç¿ëÇϽô os¹öÀü¿¡ ¸Â´Â iptables ¸í·ÉÀÌ ¹ºÁö ±¸±Û¸µÇÏ´Â°Ô ¸ÕÀúÀεíÇÕ´Ï´Ù ¸®´ª½º°¡ ÀÌ·±Á¡Àº Âü ¾ÈÁÁÀ½ ¹èÆ÷ÆǸ¶´Ù ¼³Á¤, ¸í·ÉÀÌ Á¶±Ý¾¿ ´Ù ´Þ¶ó¼­.. ±×°É ÀÚÀ¯¶ó°í ÁÁ¾ÆÇÏ´Â Àΰ£µéÀÌ Àִ¹ݸé Àú°°Àº »ç¶÷ ´«¿¡´Â °Ì³ª ´ä´äÇÑ ºÎºÐÁß Çϳª.
3 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-26 13:17:35
¼­¹ö°¡ ¸®º×µÇ¾ú´Âµ¥ ¾ÈµÉ¶§´Â ´ëºÎºÐ ¹®Á¦°¡ ½ÉÇÃÇÏ´øµ¥...

Ȥ½Ã ¼­¹ö IP¶û ±×ÂÊ ³×Æ®¿öÅ©¿¡ ¹°¸° PC¶û pingÀº µÇ°í Àִ°ÅÁÒ??
±×¸®°í ¼­¹ö IP¸¦ staticÇÏ°Ô ¹Ú¾Æ¾ß Çϴµ¥ dhcp·Î ¹ÞÀº°Ç ¾Æ´ÑÁöµµ ±Ã±ÝÇÏ°í...
4 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-26 15:24:32
2// ¿­½ÉÈ÷ ã¾Æº¸°Ú½À´Ï´Ù.!! »çÀÌÆ® Çϳª ã¾Ò´Âµ¥, °è¼Ó ¿©±â¿¡ ¸Å´Þ¸± ¼öµµ ¾ø¾î¼­, Âü ³­°¨Çϳ׿ä..¤Ð¤Ð

3// ping ³¯¸®¸é Àß ÁÖ°í ¹Þ½À´Ï´Ù.
±×¸®°í ¼­¹ö ¾ÆÀÌÇÇ 192.168.10.10 °íÁ¤ ¾ÆÀÌÇÇ Á¤È®ÇÏ°Ô ¼³Á¤ µÇ¾î ÀÖ½À´Ï´Ù. ^^

º´¿ø¿¡ ¼­¹ö°¡ ¸î´ë Àִµ¥,

¾ÆÀÌÇÇÁÖ¼Ò ±¸¼ºÀÌ
9(±¸ emr) , 10(±¸ pacs), 12(½Å emr), 13(½Å pacs), 14(nas), 11(¼­¹ö ½ºÅ丮Áö), 240(½Å emr service) ÀÌ·±½ÄÀ¸·Î µÇ¾î ÀÖ½À´Ï´Ù..¤Ð¤Ð

¿ÀÈ÷·Á, 9¹øÀÎ ±¸ emr Çǽô ping °ªÀº ¾Èµé¾î°¡¸é¼­, ±¸ emr ÇÁ·Î±×·¥ µ¹¸®´Âµ¥´Â ¹®Á¦ ¾øÀÌ µÇ°í ÀÖÁÒ... ÀÌ°Å´Â ¼­¹öÂÊ¿¡¼­ ping °ªÀ» ¸·¾Æ³ö¼­¿ä...¤·¤µ¤·;; ±Ùµ¥ ÀÌ°Å´Â À©µµ¿ì ¼­¹ö 2003À» ¾²°í À־ ¿ÀÈ÷·Á ÆíÇØ¿ä...¤·¤µ¤·;;
5 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-26 15:46:28
Æ÷Æ®°¡ ¿¬°áµÇ´ÂÁö Á¦ÀÏ ½¬¿î ¹æ¹ýÀº ÇØ´ç Æ÷Æ®·Î ³¯·Á º¸½Ã¸é µË´Ï´Ù.

telnet ip port ÀÌ·¸°Ô ³¯·Á º¸¼¼¿ä ¿¬°á µÇ´ÂÁö.

±×¸®°í »ç¿ëÇϽô DB´Â ¿Ã¶ó¿Í ÀÖ³ª¿ä?
6 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-26 23:52:53
rhel 3Àº ½á º» ÀûÀÌ ¾ø¾î¼­... ¾î·Æ±º¿ä;
ÀÏ´Ü iptables command not found·Î °Ë»öÇغ¸´Ï±î
1¹øÀº sudo(root ±ÇÇÑ)À» »ç¿ëÇØ º¸¶ó°í µÇ¾î Àֳ׿ä. command ¾Õ¿¡ sudo ºÙ¿©¼­ ÇÑ ¹ø ½ÇÇàÇØ º¸¼¼¿ä
1¹øÀÌ ¾ÈµÇ¸é 2¹ø°´Â PATH ¹®Á¦ÀÏ ¼ö ÀÖ´Ù°í ÇÏ´Ï iptables ½ÇÇà ÆÄÀÏÀÌ À§Ä¡ÇÑ Æú´õ¿¡ °¡¼­ ¸í·É¾î¸¦ ½ÇÇàÇØ º¸¼¼¿ä
±×¸®°í Æ÷Æ®´Â netstat -anp | grep 2000 ÀÌ·± ½ÄÀ¸·Î °Ë»öÇÏ½Ã¸é ¹Ù·Î È®ÀÎÇÒ ¼ö ÀÖ½À´Ï´Ù.
8 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-27 09:52:54
¹«¾ùº¸´Ù ¹æÈ­º® ¼³Á¤Àº root ±ÇÇÑÀ̳ª Àû¾îµµ sudo±ÇÇÑÀÌ ÀÖ¾î¾ß ÇÕ´Ï´Ù. # ÀÎ °É º¸´Ï ·çÆ®±ÇÇÑÀ» °¡Áö°í °è½Å°¡ º¸³×¿ä.

# iptables -I INPUT...

Ä¿¸Çµå ´ë½Å

#/sbin/iptables -I INPUT...

À» ½ÃµµÇغ¸¼¼¿ä. '/etc/sysconfig/iptables' ÆÄÀÏÀ» Á÷Á¢ ¼öÁ¤ÇÏ´Â ¹æ¹ýµµ ÀÖ½À´Ï´Ù.

±×¸®°í ·¹µåÇÞ ¹öÀüÀÌ 2003³â Á¤µµ²¨¶ó firewalld´Â ¾Æ´Ï³×¿ä.
10 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-27 10:00:26
¾Æ, ±×¸®°í Ȥ½Ã --dport ¿É¼Ç¸¸ ÁÖÁö¸»°í -d, -s ¿É¼ÇÀ¸·Î IPµµ °³¹æÇغ¸¼¼¿ä..... ÇöÀç ¼­¹ö°¡ µ¥ÀÌÅ͸¦ ¹Þ´Â(INPUT) ¼­¹ö¶ó¸é -s ¿É¼ÇÀ¸·Î µ¥ÀÌÅ͸¦ ÁÖ´Â ¼­¹ö IP¿¡ ´ëÇؼ­ °³¹æÇؾ߰ڳ׿ä.
11 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-27 13:38:11
ã¾Æº¸´Ù ¾Ë°ÔµÈ°Çµ¥, ¿ø·¡ iptables °¡ sysconig ¾È¿¡ iptables ÆÄÀÏÇÏ°í iptables-config ÆÄÀÏ µÑ´Ù ÀÖ¾î¾ß ÇÏ´Â °Çµ¥, Á¦²¨´Â iptables ÆÄÀÏÀÌ ¾ø³×¿ä...¤·¤µ¤·;;

¹º°¡ À߸øµÈµí Çѵ¥...

´Ù¸¥ ÀÌÀ¯°¡ ÀÖ´Â °É±î¿ä...¤Ð¤Ð

´Ù¸¥ ¹æ¹ýµµ °°ÀÌ Ã£¾ÆºÁ¾ß°Ú¾î¿ä...¤Ð¤Ð

±×¸®°í sbin ¿¡¼­ ·çÆ® ±ÇÇÑÀ¸·Î iptables Çصµ Ä¿¸Çµå ¾î¼°í Çϸ鼭 ¾ø´Ù°í ³ª¿À³×¿ä...
12 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-27 14:37:14
/sbin ¿¡¼­ Å͹̳Π·çÆ®±ÇÇÑÀÏ ¶§ ./iptables ·Î Çصµ ¾ÈµÇ³ª¿ä? ¤¾¤§¤§
system-config-firewall ¸í·ÉÀ¸·Î ¹æÈ­º®ÀÌ ¼¼ÆõǾúÀ» ¼öµµ ÀÖÀ¸³ª...
ÀÌÀü °ü¸®ÀÚ°¡ ¾î¶»°Ô ±¸ÃàÇß´ÂÁö ¸ô¶ó¼­ ¾Ë ¼ö°¡ ¾ø³×¿ä.
rpmÀ̳ª yum µî(°¡´ÉÇÏ´Ù¸é ¼³¸íÀÌ ¶ß´Â ÆÐÅ°Áö °ü¸®ÀÚ)·Î ÆÐÅ°ÁöµéÀ» ÇÊÅ͸µÇؼ­ ã¾ÆºÁ¾ß ÇÒ °Í °°Àºµ¥¿ä.
·¹µåÇÞ ·¹ÆÛ·±½º¸¸ ÷ºÎÇصΰڽÀ´Ï´Ù.

https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Security_Guide/sect-Security_Guide-Firewalls-Basic_Firewall_Configuration.html
https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/3/html/Security_Guide/ch-fw.html
https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/3/index.html
13 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-27 16:11:02
11/ ŸÓ? »çÅ°¡ È«ÄáÀ¸·Î °¡´Â°Å °°³×¿ä....¤Ñ.¤Ñ ¹æÈ­º®ÀÌ ¾ø´Â °ÍÀÏ ¼öµµ....

¾Æ! ±×°Å Çغ¸¼¼¿ä.

# cat ~/.bash_history | grep fire

¶Ç´Â

# cat ~/.bash_history | grep iptable

¶Ç´Â

# cat ~/.bash_history | grep ÀÌÀü°ü¸®ÀÚ°¡»ç¿ëÇßÀ»µíÇѹæÈ­º®°ü·ÃÅ°¿öµå

Çϸé ÀÌÀü¿¡ »ç¿ëÇß´ø ¸í·É¾îµéÀÌ ³ª¿À´Âµ¥, ÀÌÀü °ü¸®ÀÚ°¡ ¾î¶»°Ô °ü¸®Çß´ÂÁö¸¦ Âü°íÇÒ ¼ö ÀÖ½À´Ï´Ù.
14 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-29 00:28:05
find / -name iptables
ÀÖ±ä ÀÖ³²À¯
16 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-30 12:00:09
14// ¾øÀ»¸®°¡¿ä... Àִµ¥ ÀÛµ¿À» ¾ÈÇÏ´Ï ±×·¨ÁÒ.. ±Ùµ¥,

iptables ¹®Á¦°¡ ¾Æ´Ò ¼ö ÀÖ¾î¿ä...¤Ð¤Ð

rise view ¶ó´Â ÇÁ·Î±×·¥Àε¥,

RISE_START ¶ó´Â ÆÄÀÏÀ̶û demon_start ¶ó´Â ÆÄÀÏÀ» µ¹·È´õ´Ï ÀÌ°Ô ¹®Á¦ÀÎ µíÇØ¿ä...

¿©±â¼­ ÆÄÀÏÀ» ¸øã°Ú´Ù ¾î¼°í ÇÏ´Â ¸Þ¼¼ÁöµéÀÌ ¶°¼­...¤Ð¤Ð ±×°Å¸¦ ÇØ°áÇÏ¸é µÉ µí ½Í½À´Ï´Ù...¤·¤µ¤·;;
17 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-01-31 22:11:48
±× µÎ ÆÄÀÏ ½ÇÇàÇÒ¶§ ½ºÅ©¸³Æ®¿¡¼­ ±ÇÇÑÀ̶û Æнº°¡ ¾ÈÀâÈù°Å ¾Æ´Ñ°¡¿ä.....
±×°Å echoÇغ¸½Ã¸é µÉµí...
18 ºñ°ø°³ ¼Õ´Ô ¡¦ 2016-02-01 09:06:32
17// ÆÄÀϼӿ¡ °æ·Îµé ´Ù ã¾Æ°¡¼­ ÇϳªÇϳª º¸´Â ÀÛ¾÷Çϴµ¥,

16¿¡¼­ ¸»Çß´ø ÆÄÀϵéÀ» ½ÇÇà½ÃÅ°¸é ¸ðµÎ ¾ÈµÇ´Â°Ô ¾Æ´Ï¶ó ¸î°³¸¸ ¾ÈµÇ´õ¶ó±¸¿ä...

±×·¡¼­ ¾ÈµÇ´Â ÆÄÀϵéÀ» ã¾Æ°¡¸é ±× ÆÄÀϵéÀÌ ¾ø¾î¿ä...¤Ð¤Ð

¾îÀÌ »ó½Ç...

±×·¡¼­ ÀÏ´ÜÀº ¼­¹ö¿¡¼­ ÆÄÀÏÀ» ÃàÃâÇؼ­ ȯÀÚµéÇÑÅ× ½Ãµð·Î ±¸¿öÁà¾ß Çؼ­, ¼­¹ö¼Ó ÆÄÀÏÀ» ´Ù¸¥ ¼­¹ö·Î ¿Å±ä´ÙÀ½¿¡ ³×Æ®¿öÅ© »ó¿¡ °øÀ¯°¡ ÀνĵǴ ÄÄÇ»ÅÍ(À©µµ¿ìÁî°¡ OSÀÎ) ¾Æ¹«°Å¿¡³ª ¿Å°å´Ù°¡ ¿µ»óÀÇÇаú¿¡ ³Ñ°ÜÁÖ°í Àִµ¥ ¸»ÀÌÁÒ..¤Ð¤Ð ÀÏ´Ü echo ¸¦ ½áº¼²²¿ä... Çкζ§ °øºÎÇß´ø°Å¶ó echo ¸í·É¾î°¡ ÀÖ¾ú´Ù´Â °Í¸¸ ¾Ë°í Àֳ׿ä...;;
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