第4章

 

 

zone "4.168.192.in-addr.arpa" IN {

type master;

file "4.168.192.zone";

};

 

 

[root@CentOS7 named]# vim 4.168.192.zone

$TTL 3600

$ORIGIN 4.168.192.in-addr.arpa.

@ IN SOA ns1.zhucke.com. nsadmin.zhucke.co.(

2018042501

1H

10M

3D

12H )

IN NS ns1.zhucke.com.

81 IN PTR ns1.zhucke.com.

80 IN PTR mx1.zhucke.com.

79 IN PTR mx2.zhucke.com.

81 IN PTR www.zhucke.com.

82 IN PTR bbs.zhucke.com.

 

 

[root@CentOS7 named]# chgrp named 4.168.192.zone

[root@CentOS7 named]# chmod o= 4.168.192.zone

[root@CentOS7 named]# ll

total 24

-rw-r-----. 1 root named 278 Apr 24 22:11 4.168.192.zone

 

[root@CentOS7 named]# named-checkconf

[root@CentOS7 named]# named-checkzone 4.168.192.in-addr.arpa /var/named/4.168.192.zone

zone 4.168.192.in-addr.arpa/IN: loaded serial 2018042501

OK

 

 

[root@CentOS7 named]# dig -x 192.168.4.81

; <<>> DiG 9.9.4-RedHat-9.9.4-51.el7_4.2 <<>> -x 192.168.4.81

;; global options: +cmd

;; Got answer:

;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 5

;; flags: qr aa rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 1, ADDITIONAL: 2

 

;; OPT PSEUDOSECTION:

; EDNS: version: 0, flags:; udp: 4096

;; QUESTION SECTION:

;81.4.168.192.in-addr.arpa. IN PTR

 

;; ANSWER SECTION:

81.4.168.192.in-addr.arpa. 3600 IN PTR ns1.zhucke.com.

81.4.168.192.in-addr.arpa. 3600 IN PTR www.zhucke.com.

 

;; AUTHORITY SECTION:

4.168.192.in-addr.arpa. 3600 IN NS ns1.zhucke.com.

 

;; ADDITIONAL SECTION:

ns1.zhucke.com. 3600 IN A 192.168.4.81

 

;; Query time: 0 msec

;; SERVER: 192.168.4.81#53(192.168.4.81)

;; WHEN: Tue Apr 24 22:12:39 EDT 2018

;; MSG SIZE rcvd: 130