postfix--benet3--配置dns

配置DNS

hosts信息

[root@mail ~]# cat /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
173.16.16.11 mail.benet.com mail

resolv.conf信息

[root@mail ~]# cat /etc/resolv.conf
namerserver 173.16.16.11

named.conf

[root@mail ~]# cat /etc/named.conf
//
// named.conf
//
// Provided by Red Hat bind package to configure the ISC BIND named(8) DNS
// server as a caching only nameserver (as a localhost DNS resolver only).
//
// See /usr/share/doc/bind*/sample/ for example named configuration files.
//
options {
 listen-on port 53 { any; };
 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";
 allow-query { any; };
 recursion yes;
 dnssec-enable yes;
 dnssec-validation yes;
 dnssec-lookaside auto;
 /* Path to ISC DLV key */
 bindkeys-file "/etc/named.iscdlv.key";
 managed-keys-directory "/var/named/dynamic";
};
logging {
 channel default_debug {
 file "data/named.run";
 severity dynamic;
 };
};
zone "benet.com" IN {
 type master;
 file "benet.com.zone";
};
include "/etc/named.rfc1912.zones";
include "/etc/named.root.key";

benet.com.zone

[root@mail ~]# cat /var/named/benet.com.zone
$TTL 86400
@ IN SOA benet.com. admin.benet.com (
 20160722
 4H
 30M
 12H
 1D
)
@ IN NS mail.benet.com.
 IN MX 10 mail.benet.com.
mail IN A 173.16.16.11

测试DNS

[root@mail ~]# nslookup mail.benet.com
Server: 127.0.0.1
Address: 127.0.0.1#53
Name: mail.benet.com
Address: 173.16.16.11
[root@mail ~]#