公司服务器怎么搭建

# 下载Ubuntu Server ISO镜像
wget https://releases.ubuntu.com/20.04/ubuntu-20.04.5-live-server-amd64.iso

# 创建启动盘
dd if=./ubuntu-20.04.5-live-server-amd64.iso of=/dev/sdb bs=64K conv=fdatasync

# 重启并进入BIOS设置，选择从USB启动

# 编辑网络接口配置文件
sudo nano /etc/netplan/01-netcfg.yaml

# 添加以下内容
network:
  version: 2
  renderer: networkd
  ethernets:
    enp0s3:
      dhcp4: no
      addresses: [192.168.1.100/24]
      gateway4: 192.168.1.1
      nameservers:
        addresses: [8.8.8.8, 8.8.4.4]

# 应用配置
sudo netplan apply

# 编辑SSH配置文件
sudo nano /etc/ssh/sshd_config

# 修改以下内容
PermitRootLogin no
PasswordAuthentication no
PubkeyAuthentication yes

# 重启SSH服务
sudo systemctl restart sshd

# 安装Nginx
sudo apt update
sudo apt install nginx

# 启动Nginx
sudo systemctl start nginx
sudo systemctl enable nginx