一.root登录 首先使用root用户登录远程主机: ssh -p prot root@host 这时命令行会输出类似的信息: The authenticity of host '[23.105.216.8]:28087 ([23.105.216.8]:28087)' can't be established. ECDSA key fingerprint is SHA256:+64x/VEJUAk1yJXB0C3sE6hGVw58bWwOwoFiOM6CtzI. Are you sure you…