首次使用Ubuntu 12.04的必要配置

1. 從新安裝Vim

爲何要把這條放在第一位呢?由於若是您須要修改IP地址、改配置文件等功能,必需要用到Vim編輯器。自帶的Vim編輯器不知爲何會有一些奇怪的現象,好比沒法修改原文、backspace沒法刪除等。網上查到說緣由是預裝的是vim-tiny版(?),須要從新安裝完整版本的Vim。ubuntu

$sudo apt-get remove vim-common
$sudo apt-get install vim

這樣就OK了。vim

Vim還須要作其餘的配置,這裏先沒必要去改,默認的配置已經足夠我作其餘基本配置了。ssh

2. 配置靜態IP地址

默認是DHCP方式獲取IP地址,咱們須要設置靜態IP。配置文件在/etc/network/interfaces編輯器

$sudo vim /etc/network/interfaces
auto eth0
iface eth0 inet static
address  192.168.0.4          #IP地址
netmask  255.255.255.0      #子網掩碼
gateway  192.168.0.1          #網關
dns-nameservers 192.168.0.1 8.8.8.8    #DNS

改完後重啓networking服務:spa

$sudo /etc/init.d/networking restart

注意DNS的修改也是在上方文件中,不能改專門的配置文件/etc/resolv.conf。咱們能夠看到這個文件下有這麼一段話:rest

DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGE WILL BE OVERWRITTENcode

也就是說,在這裏的修改會被覆蓋。server

3. 開啓SSH服務

很簡單,只須要安裝open-ssh就可:dns

$sudo apt-get install open-ssh

4. 更改軟件更新源

默認的更新源可能比較慢,下面咱們來更改成國內的源:ci

$sudo cp /etc/apt/source.list /etc/apt/source.list.bak
$sudo vim /etc/apt/source.list

#網易源: deb http://mirrors.163.com/ubuntu/ precise main universe restricted multiverse deb-src http://mirrors.163.com/ubuntu/ precise main universe restricted multiverse deb http://mirrors.163.com/ubuntu/ precise-security universe main multiverse restricted deb-src http://mirrors.163.com/ubuntu/ precise-security universe main multiverse restricted deb http://mirrors.163.com/ubuntu/ precise-updates universe main multiverse restricted deb http://mirrors.163.com/ubuntu/ precise-proposed universe main multiverse restricted deb-src http://mirrors.163.com/ubuntu/ precise-proposed universe main multiverse restricted deb http://mirrors.163.com/ubuntu/ precise-backports universe main multiverse restricted deb-src http://mirrors.163.com/ubuntu/ precise-backports universe main multiverse restricted deb-src http://mirrors.163.com/ubuntu/ precise-updates universe main multiverse restricted

而後保存便可。

To be continue...

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