diff --git a/CentOS上配置Shadowsocks.md b/CentOS上配置Shadowsocks.md
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-## 首先做好必要的安全措施
-
-配置fail2ban
-
-```
-sudo yum install fail2ban
-sudo cp /etc/fail2ban/jail.conf /etc/fail2ban/jail.local
-sudo service fail2ban restart
-```
-
-## 安装shadowsocks、supervisor
-
-前提是安装好[EPEL源][1]的情况下
-
-`sudo yum install python-pip m2crypto supervisor`
-
-`sudo pip install shadowsocks`
-
-## 添加shadowsocks配置文件
-
-`sudo nano /etc/shadowsocks.json`
-
-示例
-
-```
-{
-    "server":"0.0.0.0",
-    "server_port":7325,
-    "local_port":1080,
-    "password":"my password",
-    "timeout":600,
-    "method":"aes-256-cfb"
-}
-```
-
-## 配置supervisor [拓展阅读][2]
-
-`sudo nano /etc/supervisord.conf`
-
-添加
-
-```
-[program:shadowsocks]
-command=ssserver -c /etc/shadowsocks.json
-autorestart=true
-user=nobody
-```
-
-## 让supervisor自启动
-
-`sudo chkconfig --add supervisord`
-
-`sudo chkconfig supervisord on`
-
-## 配置防火墙
-
-`sudo nano /etc/sysconfig/iptables`
-
-加上
-
-`-A INPUT -m state --state NEW -m tcp -p tcp --dport 你的端口 -j ACCEPT`
-
- [1]: http://www.ivancai.me/2014/10/24/centos-epel.html
- [2]: http://www.ivancai.me/2014/10/24/centos-install-supervisor.html
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