FC3 的 SSH服务受骚扰

cycle14

我的FC3开放了SSH方便远程管理，但是最近每天都收到上千个试探密码的攻击，比如：
Failed logins from these:
   Linux/password from 65.14.15.21: 1 Time(s)
   SSS/password from 65.14.15.21: 1 Time(s)
   aa/password from 65.14.15.21: 1 Time(s)
   aaron/password from 65.14.15.21: 3 Time(s)
   ab/password from 65.14.15.21: 2 Time(s)
   abby/password from 65.14.15.21: 3 Time(s)
   abc/password from 65.14.15.21: 7 Time(s)
   access/password from 65.14.15.21: 2 Time(s)
   adabas/password from 65.14.15.21: 2 Time(s)
   adam/password from 65.14.15.21: 5 Time(s)
   addict/password from 65.14.15.21: 2 Time(s)
   adine/password from 65.14.15.21: 2 Time(s)
   admin/password from 65.14.15.21: 12 Time(s)
   admin2/password from 65.14.15.21: 1 Time(s)
   administrator/password from 65.14.15.21: 2 Time(s)
   admint/password from 65.14.15.21: 4 Time(s)
   agnes/password from 65.14.15.21: 2 Time(s)
   ahmed/password from 65.14.15.21: 2 Time(s)
   airsoft/password from 65.14.15.21: 2 Time(s)
   alambo/password from 65.14.15.21: 2 Time(s)
   alan/password from 65.14.15.21: 4 Time(s)
   albert/password from 65.14.15.21: 4 Time(s)
   alberto/password from 65.14.15.21: 2 Time(s)
   alex/password from 65.14.15.21: 4 Time(s)

有什么办法能封掉这些LM的IP，有现成的shell script吗？谢了！

12543122

都是这一个IP啊， 用iptables 就可以了。   

搜一下。