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iptable ¹®¼
#!/bin/sh # ¸ðµâÀ» ¿Ã¸°´Ù. /sbin/modprobe ip_conntrack /sbin/modprobe ip_conntrack_ftp /sbin/modprobe iptable_nat /sbin/modprobe iptable_mangle # ¿ì¼± ¸ðµç RuleÀ» Á¤¸®ÇÑ´Ù. /sbin/iptables -...
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root@bando-3f:~ # hwclock -r Wed Nov 29 03:49:18 2006 -0.546243 seconds root@bando-3f:~ # date Wed Nov 29 03:49:35 KST 2006 root@bando-3f:~ # date -s "2015-05-16 15:34:02" root@bando-3f:~ # hwclo...
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Ãâó :www.djhanvit.co.kr/linux.html?menugo=10 MAIL ¼³Á¤ ÀÌ ¹®¼¸¦ ´Ù¸¥ À¥À̳ª ÃâÆǹ°¿¡ °Ô½ÃÇÒ ¶§´Â ¹Ýµå½Ã Ãâó¸¦ ¹àÇô Áֽñ⠹ٶø´Ï´Ù. ÃÖÁ¾ ¼öÁ¤ÀÏ : 2001³â 8¿ù 14ÀÏ ±Û¾´ÀÌ : À± ÀÏ(admi...
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iptable ¹®¼
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#!/bin/sh # ¸ðµâÀ» ¿Ã¸°´Ù. /sbin/modprobe ip_conntrack /sbin/modprobe ip_conntrack_ftp /sbin/modprobe iptable_nat /sbin/modprobe iptable_mangle # ¿ì¼± ¸ðµç RuleÀ» Á¤¸®ÇÑ´Ù. /sbin/iptables -...
system updates update rpm ¼³Ä¡ rpm -Uvh --nodeps *.rpm //½Ã½ºÅÛ ¾÷µ¥ÀÌÆ® setupÀÇfirewall eth1,eth0 : custom ¼³Á¤ //ÇÊ¿äºÎºÐ¸¸ üũ³»Áö Ãß°¡»èÁ¦ httpd 1.Addh...
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Áõ»ó ¸®´ª½º Ç÷§ÆûÀÇ ¾ÆÆÄÄ¡ À¥ ¼¹ö¸¦ ´ë»óÀ¸·Î, OpenSSL ÀÇ Ãë¾àÁ¡À» ÀÌ¿ëÇÏ¿© È®»êµÈ´Ù. ³»¿ë ÀÌ ¿úÀº Linux/Slapper.worm º¯ÇüÀ¸·Î ±âÁ¸ ¿øÇüÀÇ Áõ»ó°ú ºñ½ÁÇϸç, ¸¸µé¾îÁö´Â ÆÄÀÏÀ̸§ÀÇ º¯°æ , CRONTAB...
Ãâó:http://www.oops.org/?t=lecture&sb=sendmail&n=6 8. SMTP ÀÎÁõ ÇÊÀÚ°¡ »ý°¢ÇÏ´Â 8.10 ¹öÁ¯ÀÇ º¯ÈÁßÀÇ ²ÉÀ̶ó°í »ý°¢ µÇ´Â ±â´ÉÀÌ ¹Ù·Î SMTP ÀÎÁõ ºÎºÐÀÌ´Ù.(¼ÖÁ÷È÷ ±â¼úÀûÀÎ ºÎºÐ¿¡¼´Â Multiple queues...
Á÷Á¢ 25Æ÷Æ®·Î Á¢±ÙÇÏ¿© È®ÀÎÇÏ´Â ¹æ¹ý [root@inempire /root]# telnet mail.powerjinsun.com 25 Trying 210.124.122.158... Connected to mail.powerjinsun.com. Escape character is '^]'. 220 local...
## SASL library install ## www.ryuchi.org/HowTo/sendmail/sendmail-8.11.0.html 1.tar xzvf cyrus-sasl-1.5.24.tar.gz 2.cd cyrus-sasl-1.5.24 3./configure --prefix=/usr --enable-login --enable-plai...
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1. ű׸¦ ÀÛ¼ºÇÕ´Ï´Ù. [ÀÚ¼¼ÇѼ³¸í] À¥ ÆäÀÌÁö¸¦ °¡Àå Àß ³ªÅ¸³¾ ¼ö ÀÖ´Â Á¦¸ñÀ» ű׾ȿ¡ ³Ö½À´Ï´Ù. ..Á¦¸ñ.. ÅÂ±× »çÀ̸¦ untitled·Î ºñ¿öµÎÁö ¸»¾Æ¾ß...
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Korean ProFTPd Reference
$ftp [-i] [hostname] ftp>!cal ! lcd dir dir pub dir pub locl-files dir . list get README - mget list1 list2 list3 mget part* ¶Ç´Â mget part[1-3] prompt¸¦ Ä¡¼¼¿ä. Åä±Û ¸í·É¾î°í¿ä ¸ð±â¾àÀ¸·Î Ä¡¸é ...
smbclient -L "*" -N -L : hostname -N : Æнº¿öµå ¹¯Áö ¾ÊÀ½.. À§¿Í °°ÀÌ Çϸé Workgroupµé°ú ±×ÀÇ ¸¶½ºÅ͵éÀ» º¼ ¼ö ÀÖ´Ù. smbclient -L "[master of workgroup]" -U "[account name] ÀÌ¿Í °°ÀÌ ÇÏ°í Æнº...
/usr/doc/lilo-0.21.5/doc/README¸¦ ÂüÁ¶ lilo.conf ÆÄÀÏ¿¡ ´ÙÀ½ ÇÑ ÁÙ Ãß°¡ append="mem=256M" ¶Ç´Â append="linux mem=256M" ¶ÇÇÑ cmos¿¡¼ memory hole 15-16mb ¸¦ disable·Î ÇÑ´Ù. cat /proc/meminfo ÇØ ...
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ÀÌ ¹ÙÀÌ·¯½º´Â º¸Åë, 'Hi! How are you?' ¶ó´Â ¹®±¸¸¦ Æ÷ÇÔÇÏ°í ÀÖÀ¸¸ç, ÀϹÝÀûÀÎ ÆÄÀÏÀ» ÷ºÎÇÏ°í ÀÖ´Â Á¤»óÀûÀÎ ¸ÞÀÏó·³ º¸¿©, ¼Ó¾Æ³Ñ¾î°¡±â ½¬¿î ÇüÅÂÀ̸é¼, ½Ã½ºÅÛ¿¡ ÇÇÇظ¦ ÀÔÈ÷¹Ç·Î, ÁÖÀǸ¦ ¿äÇÏ°í ÀÖ...
IP TableÀ» ÀÌ¿ëÇÑ FireWall ScriptÀÔ´Ï´Ù. ¿øÃâó´Â [MonMotha's IPTables Firewall]ÀÌ¸ç »ó´ÜºÎÀÇ ¼³Á¤ºÎ¹®À» ¼öÁ¤ÇØ Áֽøé Àßµ¹¾Æ°¡°í ÀÖ½À´Ï´Ù. http://t245.dyndns.org/~monmotha/firewall/index.php ...
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Re: iptable ¹®¼
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¾ÆÀ̵ð : jgheo À̸§ : °ü¸®ÀÚ ¹øÈ£ : 59.1 Á¶È¸ : 182890
¾÷·Îµå : 2004-07-13 22:21:18
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KLDP BBS
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FAQ °Ë»ö ¸â¹ö¸®½ºÆ® »ç¿ëÀÚ ±×·ì »ç¿ëÀÚ µî·ÏÇϱâ
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KLDP CodeFest Âü°¡ ½Åû!
KLDP Ƽ¼ÅÃ÷, ¿¼è°í¸® ½ÅûÇϼ¼¿ä!
Firewall¿¡ »ç¿ëÇÒ ÆÐŶÇÊÅ͸µ...
KLDP BBS °Ô½ÃÆÇ À妽º -> ÇÁ·Î±×·¡¹Ö QnA
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studyhard
beginner
°¡ÀÔ: 2003³â 8¿ù 29ÀÏ
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½Ã°£: 2003³â8¿ù29ÀÏ 17:27 ÁÖÁ¦: Firewall¿¡ »ç¿ëÇÒ ÆÐŶÇÊÅ͸µ...
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Firewall¿¡ Àû¿ëÇÒ ÆÐŶÇÊÅ͸µÀ» ¸¸µé°í ½ÍÀºµ¥¿ä..
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gilsion
user
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#!/bin/bash
#
# FTP passive ¸ðµå ¶§¹®¿¡ 1024-65546 Æ÷Æ®¸¦
# ´Ù ¿¾î³ù±â ¶§¹®¿¡ ¹®Á¦ÀÇ ¼ÒÁö°¡ ´ÙºÐÈ÷ ÀÖÀ½
# ¹æ¹ýÀ» °±¸ÇØ º¸±â·Î ÇÔ. µý»ç¶÷µéÀº ¾î¶»°Ô ÇÏÁö?
#
########## º¯¼ö¼³Á¤
IPT="/sbin/iptables"
SERVER="xxx.xxx.xxx.xxx"
NETWORK="xxx.xxx.xxx.xxx/26"
########## iptables Á¤Ã¥ ÃʱâÈ
$IPT -X
$IPT -F
$IPT -Z
########## CHAIN Á¤Ã¥ ¼³Á¤
$IPT -P INPUT DROP
$IPT -P OUTPUT ACCEPT
$IPT -P FORWARD ACCEPT
########## ºê¸´Áö Á¢±Ù¼³Á¤
# gilsion ÀÚ¸®¿¡¼¸¸ bridge ·Î ssh Á¢¼Ó °¡´É
$IPT -A INPUT -p tcp -s xxx.xxx.xxx.xxx --dport 22 -j ACCEPT
#$IPT -A INPUT -p tcp -s $NETWORK --dport 22 -j ACCEPT
########## ºñÁ¤»ó ÆÐŶÅëÇà ¸ðµÎ °ÅºÎ
$IPT -A FORWARD -m state --state INVALID -j DROP
$IPT -A FORWARD -p tcp --tcp-flags ALL FIN,URG,PSH -j DROP
$IPT -A FORWARD -p tcp --tcp-flags SYN,FIN SYN,FIN -j DROP
$IPT -A FORWARD -p tcp --tcp-flags SYN,RST SYN,RST -j DROP
$IPT -A FORWARD -p tcp --tcp-flags RST RST,ACK -j DROP
########## DNS QUERY
$IPT -A FORWARD -p udp --sport 53 -j ACCEPT
$IPT -A FORWARD -p udp --dport 53 -j ACCEPT
########## SERVER ¼³Á¤
# ³ª°¡´Â ÆÐŶÀº ¸ðµÎ Çã¿ë
$IPT -A FORWARD -s $SERVER -j ACCEPT
# HTTP
$IPT -A FORWARD -d $SERVER -p tcp --dport 80 -j ACCEPT
# SMTP
$IPT -A FORWARD -d $SERVER -p tcp --dport 25 -j ACCEPT
$IPT -A FORWARD -d $SERVER -p tcp --dport 587 -j ACCEPT
$IPT -A FORWARD -d $SERVER -p udp --dport 587 -j ACCEPT
# FTP
$IPT -A FORWARD -d $SERVER -p tcp --dport 21 -j ACCEPT
# FTP PASSIVE
$IPT -A FORWARD -d $SERVER -p tcp --sport 1024:65535 --dport 1024:65535 -j ACCEPT
$IPT -A FORWARD -d $SERVER -j DROP
######## ³×Æ®¿÷ Àüü ¼³Á¤
# ³ª°¡´Â ÆÐŶÀº ¸ðµÎ Çã¿ë
$IPT -A FORWARD -s $NETWORK -j ACCEPT
#HTTP, HTTPS
$IPT -A FORWARD -p tcp --sport 80 -j ACCEPT
$IPT -A FORWARD -p tcp --sport 443 -j ACCEPT
#SSH
$IPT -A FORWARD -p tcp --sport 22 -j ACCEPT
#POP3
$IPT -A FORWARD -p tcp --sport 110 -j ACCEPT
#FTP (passive mode Æ÷ÇÔ)
$IPT -A FORWARD -p tcp --sport 21 -j ACCEPT
$IPT -A FORWARD -p tcp --sport 20 -j ACCEPT
$IPT -A FORWARD -p tcp --sport 1024:65535 --dport 1024:65535 -j ACCEPT
$IPT -A FORWARD -p tcp --dport 113 -j ACCEPT
# MSN
$IPT -A FORWARD -p tcp --dport 1863:1864 -j ACCEPT
$IPT -A FORWARD -p tcp --dport 6901 -j ACCEPT
$IPT -A FORWARD -p tcp --dport 7801:7825 -j ACCEPT
$IPT -A FORWARD -p tcp --dport 6891:6900 -j ACCEPT
########## Çã¿ëÇÏÁö ¾ÊÀº ¸ðµç ÆÐŶ °ÅºÎ
$IPT -A FORWARD -j DROP
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KLDP BBS °Ô½ÃÆÇ À妽º -> ÇÁ·Î±×·¡¹Ö QnA ½Ã°£´ë: GMT + 9 ½Ã°£(Çѱ¹)
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