docker安装配置出现问题:
1.finals hell连不上了
连接主机
java.net.ConnectException: Connection timed out: connect
2.ping 192.168.216.**连接超时
正在 Ping 192.168.216.**具有 32 字节的数据:
请求超时。
请求超时。
请求超时。
请求超时。
192.168.216.**的 Ping 统计信息:
数据包: 已发送 = 4,已接收 = 0,丢失 = 4 (100% 丢失),
3.nmcli device status有问题,表现在:
virbro状态时连接(外部的)
4.最重要的问题,下载不下来:具体表现为
[root@ymx user]# yum install -y vim
CentOS Linux 8 - AppStream 0.0 B/s | 0 B 00:00
Errors during downloading metadata for repository 'appstream':
- Curl error (6): Couldn't resolve host name for http://vault.centos.org/centos/8/AppStream/x86_64/os/repodata/repomd.xml [Could not resolve host: vault.centos.org]
Error: Failed to download metadata for repo 'appstream': Cannot download repomd.xml: Cannot download repodata/repomd.xml: All mirrors were tried