我正在尝试配置“仅主机”接口，但它不起作用。
有效的方法：
- 我可以创建仅主机接口
vboxnet0 - 我可以在我的虚拟机配置中启用一个接口来仅使用此主机接口
- 虚拟机启动
无效的方法：
- 连接到仅主机驱动程序的虚拟机上没有活动的接口。
我在跑步：
- VirtualBox 版本 6.0.4 r128413（Qt5.9.5）
- 主机是Ubuntu 18.04.01
为什么虚拟机中的界面不活跃？
VM中的接口（大多数与docker相关）：
user@butler ~ » ifconfig
br-40e6fe014032: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet 172.20.0.1 netmask 255.255.0.0 broadcast 172.20.255.255
inet6 fe80::42:f3ff:fe74:c41b prefixlen 64 scopeid 0x20<link>
ether 02:42:f3:74:c4:1b txqueuelen 0 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 2 bytes 176 (176.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
br-85692f1ed6a2: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet 172.18.0.1 netmask 255.255.0.0 broadcast 172.18.255.255
inet6 fe80::42:85ff:fee0:1cf1 prefixlen 64 scopeid 0x20<link>
ether 02:42:85:e0:1c:f1 txqueuelen 0 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 2 bytes 176 (176.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
br-bc449674774d: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet 172.19.0.1 netmask 255.255.0.0 broadcast 172.19.255.255
ether 02:42:cb:0f:b4:f3 txqueuelen 0 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
docker0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet 172.17.0.1 netmask 255.255.0.0 broadcast 172.17.255.255
ether 02:42:eb:d2:6a:cc txqueuelen 0 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
enp0s3: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 10.0.2.15 netmask 255.255.255.0 broadcast 10.0.2.255
inet6 fe80::a00:27ff:feb8:d2fd prefixlen 64 scopeid 0x20<link>
ether 08:00:27:b8:d2:fd txqueuelen 1000 (Ethernet)
RX packets 1158 bytes 78668 (78.6 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 1059 bytes 390704 (390.7 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 88 bytes 6620 (6.6 KB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 88 bytes 6620 (6.6 KB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0