解决 CentOS 8 下 Docker 容器间通信问题
来源:靑龍一笑的博客 作者:靑龍一笑 发布时间:2020-08-26 10:40:16 点击量:968 评论:0
在 CentOS 8 系统下,默认情况下,docker 容器之间的通信会报“No route to host”错误,无法访问互联网。
解决方法如下:
[root@RicenOS ~]# nmcli connection modify docker0 connection.zone trusted
[root@RicenOS ~]# systemctl stop NetworkManager.service
[root@RicenOS ~]# firewall-cmd --permanent --zone=trusted --change-interface=docker0
[root@RicenOS ~]# systemctl start NetworkManager.service
[root@RicenOS ~]# nmcli connection modify docker0 connection.zone trusted
[root@RicenOS ~]# systemctl restart docker.service
[root@RicenOS ~]# systemctl stop NetworkManager.service
[root@RicenOS ~]# firewall-cmd --permanent --zone=trusted --change-interface=docker0
[root@RicenOS ~]# systemctl start NetworkManager.service
[root@RicenOS ~]# nmcli connection modify docker0 connection.zone trusted
[root@RicenOS ~]# systemctl restart docker.service
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