日常

SSH

• 安装ssh

  apt-get install -y openssh-server
  

• 允许使用root远程登陆
  1. 修改配置文件

  vim /etc/ssh/sshd_config
  修改为 PermitRootLogin yes
  

  2. 重启服务

  systemctl restart sshd
  

• 远程连接

  ssh [email protected]
  

SCP

• 发送本机文件到指定机器

• 从指定机器拷贝文件到本机

切换阿里源

1. 备份系统自带源

   mv /etc/apt/sources.list /etc/apt/sources.list.bak
   

2. 编辑/etc/apt/sources.list文件: vim /etc/apt/sources.list

   deb-src http://archive.ubuntu.com/ubuntu xenial main restricted #Added byy software-properties
   deb http://mirrors.aliyun.com/ubuntu/ xenial main restricted
   deb-src http://mirrors.aliyun.com/ubuntu/ xenial main restricted multiverse universe #Added by software-properties
   deb http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted
   deb-src http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted multiverse universe #Added by software-properties
   deb http://mirrors.aliyun.com/ubuntu/ xenial universe
   deb http://mirrors.aliyun.com/ubuntu/ xenial-updates universe
   deb http://mirrors.aliyun.com/ubuntu/ xenial multiverse
   deb http://mirrors.aliyun.com/ubuntu/ xenial-updates multiverse
   deb http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse
   deb-src http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse #Added by software-properties
   deb http://archive.canonical.com/ubuntu xenial partner
   deb-src http://archive.canonical.com/ubuntu xenial partner
   deb http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted
   deb-src http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted multiverse universe #Added by software-properties
   deb http://mirrors.aliyun.com/ubuntu/ xenial-security universe
   deb http://mirrors.aliyun.com/ubuntu/ xenial-security multiverse
   

3. 使更新生效

   apt-get update
   

设置时区

dpkg-reconfigure tzdata

时间同步

apt-get install ntpdate // 安装时间同步工具
sudo ntpdate cn.pool.ntp.org // 与网络服务器同步时间
date // 查看时间是否已同步