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Ubuntu 16.04 IPTABLES
±Û¾´ÀÌ : ÃÖ°í°ü¸®ÀÚ ³¯Â¥ : 2016-09-20 (È­) 13:36 Á¶È¸ : 6868
±ÛÁÖ¼Ò :
                                
http://linux-sys-adm.com/ubuntu-16.04-lts-how-to-configure-firewall-iptables-fail2ban/

Å×½ºÆ® ȯ°æ : Ubuntu 16.04 LTS

$ sudo apt-get install iptables-persistent
:: ipv4 / ipv6 ·ê ÀúÀå¿©ºÎ


¼³Á¤ÆÄÀÏ ÀúÀå°æ·Î
$ pwd
/etc/iptables

:: À§¿¡¼­ ÀúÀåÀ» Çß´Ù¸é ¾Æ·¡¿Í °°ÀÌ ÇöÀç Rule ÆÄÀÏ·Î ÀúÀå
$ ls -l
ÇÕ°è 8
-rw-r--r-- 1 root root 1353  9¿ù 20 13:27 rules.v4
-rw-r--r-- 1 root root  187  9¿ù 20 13:27 rules.v6


¹æ¹ý1) init ½ºÅ©¸³Æ® ÀÛ¼º

$ sudo service iptables-persistent start

:: invoce-rc.d ¸¦ ÀÌ¿ëÇؼ­ ¼­ºñ½º ½ÇÇà
$ sudo  invoke-rc.d netfilter-persistent save
 * Saving netfilter rules...                                                                  
run-parts: executing /usr/share/netfilter-persistent/plugins.d/15-ip4tables save
run-parts: executing /usr/share/netfilter-persistent/plugins.d/25-ip6tables save
                                                                                        [ OK ]

$ sudo service netfilter-persistent stop

:: init ½ºÅ©¸³Æ®·Î º¹»ç 
$ sudo cp /usr/share/netfilter-persistent/plugins.d/15-ip4tables /etc/init.d/iptables
$ sudo /etc/init.d/iptables start
$ sudo /etc/init.d/iptables flush

:: ºÎÆýà ÀÚµ¿À¸·Î ¼­ºñ½º ¿Ã¶ó¿À°Ô µî·Ï
$ sudo update-rc.d -f iptables defaults


¾Æ·¡¿Í °°Àº ¿¡·¯°¡ ¶ß¸é... Çش罺ũ¸³Æ®¿¡ LSB tag°ªÀÌ ÁöÁ¤µÇ¾îÀÖÁö ¾Ê´Ù´Â ¸Þ¼¼Áö±â¿¡ ¾Æ·¡ ¹®±¸»ðÀÔ
$ sudo  update-rc.d -f iptables defaults
insserv: warning: script 'K01iptables' missing LSB tags and overrides
insserv: warning: script 'iptables' missing LSB tags and overrides


$ sudo vim /etc/init.d/iptables
............................
### BEGIN INIT INFO
# Provides:          skeleton
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Example initscript
# Description:       This file should be used to construct scripts to be
#                    placed in /etc/init.d.
### END INIT INFO

¼­ºñ½º È°¼ºÈ­ üũ¸®½ºÆ®
$ sudo service --status-all



¹æ¹ý2) ³×Æ®¿öÅ© ¼³Á¤ÆÄÀÏ¿¡ ÀúÀåµÈ ¼³Á¤ ÆÄÀÏ iptables-restore

$ sudo vim /etc/network/interface
auto eth0
iface eth0 inet static
        address 192.168.22.223
        netmask 255.255.255.0
        gateway 192.168.22.1
        dns-nameserver 115.68.62.210
        pre-up iptables-restore < /etc/iptables/rules.v4


À̸§ Æнº¿öµå
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