实战案例：马哥教育原校区的防火墙配置设置
# Generated by iptables-save v1.4.7 on Wed May 18 09:22:34 2016
*filter
:INPUT ACCEPT [85890:4530430]
:FORWARD ACCEPT [76814:55698470]
:OUTPUT ACCEPT [166620:238017546]
-A FORWARD -s 172.16.0.100/32 -j ACCEPT
-A FORWARD -s 172.16.0.200/32 -j ACCEPT
-A FORWARD -s 172.16.0.67/32 -j ACCEPT
#WANG ADD NEXT LINE IN 20170627
#-A FORWARD -s 172.16.0.0/16 -j ACCEPT
#WANG ADD NEXT LINE IN 20170704
#-A FORWARD -s 172.18.0.0/16 -j ACCEPT
#-A FORWARD -s 172.18.0.0/16 -j REJECT
#-A FORWARD -s 172.16.0.68/32 -j ACCEPT
#-A FORWARD -s 172.16.0.69/32 -j ACCEPT
#-A FORWARD -s 172.16.0.6/32 -j ACCEPT
-A FORWARD -s 172.17.200.200/32 -j ACCEPT
-A FORWARD -s 172.17.136.136/32 -j ACCEPT
-A FORWARD -s 172.17.0.100/32 -j ACCEPT
-A FORWARD -s 172.18.100.1/32 -j ACCEPT
-A FORWARD -s 172.18.0.100/32 -j ACCEPT
-A FORWARD -s 172.18.200.2/32 -j ACCEPT
-A FORWARD -s 172.18.200.3/32 -j ACCEPT
-A FORWARD -s 172.18.211.211/32 -j ACCEPT
-A FORWARD -s 172.18.212.212/32 -j ACCEPT
-A FORWARD -m iprange --src-range 172.16.0.100-172.16.0.110 -j ACCEPT
-A FORWARD -m iprange --src-range 172.17.0.100-172.17.0.110 -j ACCEPT
-A FORWARD -m iprange --src-range 172.18.0.100-172.18.0.110 -j ACCEPT
-A FORWARD -m iprange --src-range 172.17.100.6-172.17.100.16 -j ACCEPT
-A FORWARD -m iprange --src-range 172.18.100.61-172.18.100.70 -j ACCEPT
-A FORWARD -s 172.16.0.0/16 -m string --string "verycd.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.16.0.0/16 -m string --string "tudou.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.16.0.0/16 -m string --string "youku.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.16.0.0/16 -m string --string "iqiyi.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.16.0.0/16 -m string --string "pptv.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.16.0.0/16 -m string --string "letv.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.16.0.0/16 -m string --string "xunlei.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.18.0.0/16 -m string --string "verycd.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.18.0.0/16 -m string --string "tudou.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.18.0.0/16 -m string --string "youku.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.18.0.0/16 -m string --string "iqiyi.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.18.0.0/16 -m string --string "pptv.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.18.0.0/16 -m string --string "letv.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.18.0.0/16 -m string --string "xunlei.com" --algo kmp --to 65535 -j REJECT --reject-with icmp-port-unreachable
#-A FORWARD -s 172.18.0.0/16 -j REJECT
#-A FORWARD -s 172.16.0.0/16 -j REJECT
#-A FORWARD -i ppp0 -m string --string ".exe" --algo bm --to 65535 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.18.0.0/16 -m time --timestart 08:50:00 --timestop 18:00:00 --weekdays Mon,Wed,Fri --datestop 2038-01-19T11:14:07 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.17.0.0/16 -m time --timestart 08:50:00 --timestop 18:00:00 --weekdays Mon,Wed,Fri --datestop 2038-01-19T11:14:07 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.16.0.0/16 -m time --timestart 08:50:00 --timestop 12:30:00 --weekdays Tue,Thu,Sat --datestop 2038-01-19T11:14:07 -j REJECT --reject-with icmp-port-unreachable
-A FORWARD -s 172.16.0.0/16 -m time --timestart 13:50:00 --timestop 18:00:00 --weekdays Tue,Thu,Sat --datestop 2038-01-19T11:14:07 -j REJECT --reject-with icmp-port-unreachable
#wang next 2 lines changed in 20170619
#-A FORWARD -s 172.17.0.0/16 -m time --timestart 08:50:00 --timestop 12:30:00 --weekdays Mon,Wed,Fri --datestop 2038-01-19T11:14:07 -j REJECT --reject-with icmp-port-unreachable
#-A FORWARD -s 172.17.0.0/16 -m time --timestart 13:30:00 --timestop 18:10:00 --weekdays Mon,Wed,Fri --datestop 2038-01-19T11:14:07 -j REJECT --reject-with icmp-port-unreachable
#-A FORWARD -s 172.18.0.0/16 -m time --timestart 08:50:00 --timestop 18:10:00 --weekdays Mon,Wed,Fri --datestop 2038-01-19T11:14:07 -j REJECT --reject-with icmp-port-unreachable
#-A FORWARD -s 172.18.0.0/16 -m time --timestart 08:50:00 --timestop 18:10:00 --weekdays Tue,Thu --datestop 2038-01-19T11:14:07 -j REJECT --reject-with icmp-port-unreachable
COMMIT
# Completed on Wed May 18 09:22:34 2016
# Generated by iptables-save v1.4.7 on Wed May 18 09:22:34 2016
*nat
:PREROUTING ACCEPT [1429833:65427211]
:POSTROUTING ACCEPT [850518:35452195]
:OUTPUT ACCEPT [120198:9146655]
-A POSTROUTING -s 172.16.0.100/32 -j MASQUERADE
-A POSTROUTING -s 172.18.0.100/32 -j MASQUERADE
#-A POSTROUTING -s 172.16.0.200/32 -j MASQUERADE
#wang add next 1 line in 20170619
#wang add next 1 line in 20170704
-A POSTROUTING -s 172.16.0.69/32 -j MASQUERADE
-A POSTROUTING -s 172.17.200.200/32 -j MASQUERADE
-A POSTROUTING -s 172.17.136.136/32 -j MASQUERADE
-A POSTROUTING -s 172.17.0.100/32 -j MASQUERADE
#-A POSTROUTING -s 172.18.0.0/16 -j MASQUERADE
#-A POSTROUTING -s 172.16.0.6/32 -j MASQUERADE
-A POSTROUTING -m iprange --src-range 172.16.0.100-172.16.0.110 -j MASQUERADE
-A POSTROUTING -m iprange --src-range 172.17.0.100-172.17.0.110 -j MASQUERADE
-A POSTROUTING -m iprange --src-range 172.18.0.100-172.18.0.110 -j MASQUERADE
-A POSTROUTING -s 172.16.0.0/16 -p tcp -m multiport --dports 80,443,53,22,6666 -j MASQUERADE
-A POSTROUTING -s 172.16.0.0/16 -p udp -m multiport --dports 22 -j MASQUERADE
-A POSTROUTING -s 172.17.0.0/16 -p tcp -m multiport --dports 80,443,53,22,6666 -j MASQUERADE
-A POSTROUTING -s 172.17.0.0/16 -p udp -m multiport --dports 22 -j MASQUERADE
-A POSTROUTING -s 172.18.0.0/16 -p tcp -m multiport --dports 80,443,53,22,6666,1206,5938,1949 -j MASQUERADE
-A POSTROUTING -s 172.18.0.0/16 -p udp -m multiport --dports 22,1206,5938,1949 -j MASQUERADE
COMMIT
# Completed on Wed May 18 09:22:34 2016本文链接：http://www.yunweipai.com/35072.html
原创文章，作者：kepupublish，如若转载，请注明出处：https://blog.ytso.com/52538.html