BIND起動/動作確認2015/11/21

[1]	BINDを起動します。また、名前解決の参照先も自身に変更しておきます。

dlp:~ #

systemctl start named

dlp:~ #

systemctl enable named

dlp:~ #

vi /etc/sysconfig/network/config

# 146行目：参照するDNSサーバー設定

NETCONFIG_DNS_STATIC_SERVERS="

10.0.0.30

dlp:~ #

systemctl restart wickedd wicked

# リスン状況確認

dlp:~ #

ss -napt

State      Recv-Q Send-Q   Local Address:Port    Peer Address:Port
LISTEN     0      10           10.0.0.30:53                 *:*      users:(("named",11894,22))
LISTEN     0      10           127.0.0.1:53                 *:*      users:(("named",11894,21))
LISTEN     0      128                  *:22                 *:*      users:(("sshd",1421,3))
LISTEN     0      128          127.0.0.1:953                *:*      users:(("named",11894,23))
LISTEN     0      10                  :::53                :::*      users:(("named",11894,20))
LISTEN     0      128                 :::22                :::*      users:(("sshd",1421,4))
LISTEN     0      128                ::1:953               :::*      users:(("named",11894,24))

[2]	正常に名前解決ができるかどうかの動作確認を行います。

dlp:~ #

dig dlp.srv.world.


; <<>> DiG 9.9.6-P1 <<>> dlp.srv.world.
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 10724
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;dlp.srv.world.              IN      A

;; ANSWER SECTION:
dlp.srv.world.       86400   IN      A       10.0.0.30

;; AUTHORITY SECTION:
srv.world.           86400   IN      NS      dlp.srv.world.

;; Query time: 0 msec
;; SERVER: 10.0.0.30#53(10.0.0.30)
;; WHEN: Fri Nov 20 16:29:35 JST 2015
;; MSG SIZE  rcvd: 75

dlp:~ #

dig -x 10.0.0.30


; <<>> DiG 9.9.6-P1 <<>> -x 10.0.0.30
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 45996
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 2

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;30.0.0.10.in-addr.arpa.                IN      PTR

;; ANSWER SECTION:
30.0.0.10.in-addr.arpa. 86400   IN      PTR     dlp.srv.world.

;; AUTHORITY SECTION:
0.0.10.in-addr.arpa.    86400   IN      NS      dlp.srv.world.

;; ADDITIONAL SECTION:
dlp.srv.world.       86400   IN      A       10.0.0.30

;; Query time: 0 msec
;; SERVER: 10.0.0.30#53(10.0.0.30)
;; WHEN: Fri Nov 20 16:30:15 JST 2015
;; MSG SIZE  rcvd: 111