쿡 å, ū ɻ簡 ȴ. ū DDOS ̰ Ͽ ݺ õ ĸ ڵȭѴ. ħ IP ּҸ ִ ټ ִ. Ŀ ãƳ Ͽ /׳ IP ּҸ ϴ°? , װ ´. κ dz̷ ϴ ȣ IPTables Ͽ װ ϴ ̴.
Ͽ ϴ ٸ ִ 쿡 1 IP ּҴ ִ:
# iptables - I ԷϽʽÿ - s 122.174.12.228 - j ϶
IP ߸ Ͽ װ ϴ iptables Ϸ ߰ ̴ 122.172.9.222. ϴ 쿡 ϰ ڵȭ ο IPs ߰ϱ Ͽ ̿ . ϱ Ͽ ڿ âϴ:
#! /bin/sh
$ ִ i (< banned_IPs.cfg);
iptables - I ԷϽʽÿ - i eth1 - s "$i" - j ϶
ϴ
̶ Ϸ Ͻʽÿ banned_IPs.sh װͿ ִ Ư Ͻʽÿ:
# chmod +x banned_IPs.sh
Ҹ âϽʽÿ banned_IPs.cfg IP ο ߴ ʹ, ο ʽÿ:
122.174.12.228
129.122.10.23
111.154.84.130
ʽÿ banned_IPs.sh iptables ִ IPs ο ߰ ϴ IP ּҰ ֱ Ͽ:
# ./banned_IPs.sh

























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