首先我們建立DNS 我們先要確定我們安裝了bind 還有caching-nameserver,caching-nameserver中包含了大部分的bind的配置文件。所以我建議大家安裝。
首先我們建立主DNS。首先安裝。
rpm -ivh bind-9.3.3-7.el5.i386.rpm caching-nameserver-9.3.3-7.el5.i386.rpm
DNS 有2個主要的配置文件,分別是。
/etc/named.caching-nameserver.conf 和 /etc/named.rfc1912.zones
1.首先我們配置/etc/named.caching-nameserver.conf
[root@localhost Server]# vim /etc/named.caching-nameserver.conf
// caching-nameserver package upgrade.
//
options {
// listen-on port 53 { 127.0.0.1; }; //我們把這幾處註釋掉,否則不能對外提供服務
listen-on-v6 port 53 { ::1; };
directory "/var/named";
dump-file "/var/named/data/cache_dump.db";
statistics-file "/var/named/data/named_stats.txt";
memstatistics-file "/var/named/data/named_mem_stats.txt";
query-source port 53;
query-source-v6 port 53;
// allow-query { localhost; }; //我們把這幾處註釋掉,否則不能對外提供服務
};
logging {
channel default_debug {
file "data/named.run";
severity dynamic;
};
};
view localhost_resolver {
// match-clients { localhost; }; //我們把這幾處註釋掉,否則不能對外提供服務
// match-destinations { localhost; }; //我們把這幾處註釋掉,否則不能對外提供服務
recursion yes;
"/etc/named.caching-nameserver.conf" 36L, 1108C 34,2-9 84%
2.在配置主區域文件/etc/named.rfc1912.zones在最下面添加我們的區域
zone "yueyang.com" IN {
type master;
file "yueyang.com";
allow-update { 192.168.1.3; }; //這裏填寫DHCP的地址
};
然後編輯/var/named/yueyang.com。這個裏面的文件按照事實填寫。
$TTL 86400
@ IN SOA ns.yueyang.com. yueyang.163.com (
42 ; serial (d. adams )
3H ; refresh
1W ; expiry
1D ) ; minimum
IN NS ns.yueyang.com.
ns IN A 192.168.1.2
www IN A 192.168.1.9
因爲以後DHCP。遞交的域名要在這裏新建一個臨時文件,所以named必須對此目錄具有寫入的權限,所以將/var/named/的權限設置爲 770.
chmod 770 /var/named
然後我們建立DHCP。
安裝rpm -ivh dhcp-3.0.5-3.el5.i386.rpm
因爲/etc/dhcpd.conf的語法比較複雜,我們拷貝一份說明,來修改一下就能用了。
grep -v "^#" /usr/share/doc/dhcp-3.0.5/dhcpd.conf.sample > /etc/dhcpd.conf
這條命令的意思就說說篩選/usr/share/doc/dhcp-3.0.5/dhcpd.conf.sample行首部不帶#的行重定向到/etc/dhcpd.conf然後我們略加修改。
ddns-update-style interim;
#ignore client-updates; #這一行註釋掉
ddns-updates ; #添加語句
subnet 192.168.1.0 netmask 255.255.255.0 {
option routers 192.168.1.1;
option subnet-mask 255.255.255.0;
option domain-name-servers 192.168.1.1;
ddns-domainname "yueyang.com";
option time-offset -18000; # Eastern Standard Time
range dynamic-bootp 192.168.1.128 192.168.1.254;
default-lease-time 21600;
max-lease-time 43200;
zone yueyang.com. { #添加的語句
primary 192.168.1.2; #添加的語句
}
}
然後我們修改client的主機名。主機名字的配置文件在/etc/hosts 和 /etc/sysconfig/network
vim /etc/hosts
# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1 bj localhost.localdomain localhost
::1 localhost6.localdomain6 localhost6
vim /etc/sysconfig/network
NETWORKING=yes
NETWORKING_IPV6=yes
HOSTNAME=bj
然後我們重啓,獲得ip以後鍵入命令
dhclient -H `hostname`
即可註冊