以前，当我想在我的 Raspberry PI 上设置 QEMU-KVM 时，我执行了以下命令，为我的虚拟机设置一个桥接接口和多个网络上的所有其他桥接。但是，升级到 Ubuntu 22.04 LTS 后，它只显示 br0 接口，没有错误。我尝试了多种配置，但没有成功。有什么帮助吗？我开始不知道了……谢谢！
sudo systemctl enable --now libvirtd
sudo virsh list --all
sudo virsh net-list --all
ip a
sudo virsh net-destroy default
sudo virsh net-undefine default
ip a
sudo rm -R /etc/netplan/*
sudo vi /etc/netplan/00-netcfg.yaml
# This file describes the network interfaces available on your system
# For more information, see netplan(5).
network:
version: 2
renderer: NetworkManager
ethernets:
eth0:
dhcp4: false
dhcp6: false
optional: true
vlans:
# XXX (VLAN ID: 10)
br0.10:
link: br0
id: 10
# XXX (VLAN ID: 20)
br0.20:
link: br0
id: 20
# XXX (VLAN ID: 30)
br0.30:
link: br0
id: 30
# XXX (VLAN ID: 40)
br0.40:
link: br0
id: 40
# XXX (VLAN ID: 50)
br0.50:
link: br0
id: 50
# XXX (VLAN ID: 60)
br0.60:
link: br0
id: 60
bridges:
br0:
interfaces:
- eth0
dhcp4: true
dhcp6: true
# XXX (VLAN ID: 10)
br10:
interfaces:
- br0.10
dhcp4: true
dhcp6: true
# XXX (VLAN ID: 20)
br20:
interfaces:
- br0.20
dhcp4: true
dhcp6: true
# XXX (VLAN ID: 30)
br30:
interfaces:
- br0.30
dhcp4: true
dhcp6: true
# XXX (VLAN ID: 40)
br40:
interfaces:
- br0.40
dhcp4: true
dhcp6: true
# XXX (VLAN ID: 50)
br50:
interfaces:
- br0.50
dhcp4: true
dhcp6: true
# XXX (VLAN ID: 60)
br60:
interfaces:
- br0.60
dhcp4: true
dhcp6: true
sudo netplan generate
sudo netplan apply
sudo systemctl enable NetworkManager.service
sudo systemctl restart NetworkManager.service
ip a
sudo vi host-bridge.xml
<network>
<name>host-bridge</name>
<bridge name='br0'/>
<forward mode="bridge"/>
</network>
sudo virsh net-define host-bridge.xml
sudo virsh net-start host-bridge
sudo virsh net-autostart host-bridge
sudo virsh net-list --all