> For the complete documentation index, see [llms.txt](https://huataihuang.gitbook.io/cloud-atlas-draft/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://huataihuang.gitbook.io/cloud-atlas-draft/virtual/kvm/kvm_on_ubuntu/networking.md).

# 网络

有不同的方法可以将虚拟连接到外部网络：

* 默认的网络配置称为`Usermode Networking`。使用NAT方式通过主机网卡连接外部网络
* 可以可以配置`Bridged Networking`来允许外部主机直接访问guest操作系统服务

> 详细可以参考 [libvirt Networking Handbook](https://jamielinux.com/docs/libvirt-networking-handbook/)

## 参考

* [Networking](https://help.ubuntu.com/community/KVM/Networking)