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  對(duì)于配置智能DNS，主要用途為：1、解決網(wǎng)通與電信問(wèn)題 2、實(shí)現(xiàn)區(qū)域規(guī)劃(不同區(qū)域訪問(wèn)各自最近的服務(wù)器)，下面以解決網(wǎng)通與電信連接問(wèn)題的配置。至于實(shí)現(xiàn)2的功能，只需稍加更改即可。

  一、DNS服務(wù)器安裝......................................................................................... 1

  二、named.conf的配置....................................................................................... 2

  三、更新根區(qū)文件：.......................................................................................... 3

  四、建立啟動(dòng)腳本：.......................................................................................... 4

  五、添加一個(gè)NS............................................................................................... 5

  六、添加一個(gè)域名.............................................................................................. 5

  附：獲取IP地址范圍方法:................................................................................. 7

  一、DNS服務(wù)器安裝

  1、 軟件列表

  BIND 9.3.2

  ftp://ftp.isc.org/isc/bind9/9.3.2/bind-9.3.2.tar.gz

  2、 安裝BIND 9

  安裝BIND9：

  # tar zxvf bind-9.3.2.tar.gz

  # cd bind-9.3.2

  # ./configure

  --prefix=/usr/local/named

  --disable-ipv6

  # make && make install

  建立BIND用戶：

  # groupadd bind

  # useradd -g bind -d /usr/local/named -s /sbin/nologin bind

  創(chuàng)建配置文件目錄：

  # mkdir –p /usr/local/named/etc

  # chown bind:bind /usr/local/named/etc

  # chmod 700 /usr/local/named/etc

  二、named.conf的配置

  創(chuàng)建主要的配置文件：

  # vi /usr/local/named/etc/named.conf

  ===========================named.conf=======================

  acl "trust-lan" { 127.0.0.1/8; 192.168.0.0/16;};

  options {

  directory "/usr/local/named/etc/";

  pid-file "/var/run/named/named.pid";

  version "0.0.0";

  datasize 40M;

  allow-transfer {

  "trust-lan";};

  recursion yes;

  allow-notify {

  "trust-lan";

  };

  allow-recursion {

  "trust-lan";

  };

  auth-nxdomain no;

  forwarders {

  202.99.160.68;

  202.99.168.8;};

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