1 centos关闭防火墙
systemctlstopfirewalld.service
systemctl disable firewalld.service
2 关闭selinux
进入到/etc/selinux/config文件
vi /etc/selinux/config
将SELINUX=enforcing改为SELINUX=disabled
3 /etc/sysctl.conf添加如下
nano /etc/sysctl.conf
# net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables = 1
net.ipv4.ip_forward=1
net.ipv6.conf.all.disable_ipv6=1
4 重启网络，重启docker
systemctl restart network
systemctl restart docker
