K8S环境搭建一、关闭防火墙systemctl stop firewalld.service #停止firewallsystemctl disable firewalld.service #禁止firewall开机启动开启iptables防火墙(可以不设置下面的防火墙配置）yum -y install iptables-services修改防火墙配置vi /etc/sysconfig/iptabl