打开一个 Shadowsocks 配置文件
nano /etc/shadowsocks.json
重启 Shadowsocks
/etc/init.d/shadowsocks restart
centos6
iptables -I INPUT -m state --state NEW -m tcp -p tcp --dport ${shadowsocksport} -j ACCEPT
iptables -I INPUT -m state --state NEW -m udp -p udp --dport ${shadowsocksport} -j ACCEPT
/etc/init.d/iptables save
/etc/init.d/iptables restart
centos7
firewall-cmd --permanent --zone=public --add-port=${shadowsocksport}/tcp
firewall-cmd --permanent --zone=public --add-port=${shadowsocksport}/udp
firewall-cmd --reload