Network setup for KVM-QEMU

Qemu is a virtualization tool to virtualize IO including disk, network adapters.

Typically, it supports 4 network models: Isolated, NAT, bridge and routing.

Some materials can be found as follows:

• KVM network bridge to assign static IPs. URL: https://askubuntu.com/questions/638162/kvm-network-bridge-to-assign-static-ip
• 分析KVM虚拟化之四种网络模型（一）URL: https://zhuanlan.zhihu.com/p/541535919?utm_id=0
• 云原生虚拟化：一文读懂网络虚拟化之 tun/tap 网络设备. URL: https://developer.volcengine.com/articles/7057811065370837023
• KVM虚拟化：（十）网络配置简介. URL: http://www.yanjun.pro/?p=102
• 專題四 – 虛擬機器的網路設計與大量佈建. URL: https://dic.vbird.tw/network_project/unit04.php
• Proxmox VE 安裝虛擬機：Windows 10 (三). URL: https://ithelp.ithome.com.tw/m/articles/10270335.