[실습] DNS 서버 설치

실습

 

https://youtu.be/AECK6Egvnlk

 

 

[root@centos ~]# whereis nslookup
nslookup: /usr/bin/nslookup /usr/share/man/man1/nslookup.1.gz

 

[root@centos ~]# dpkg -S /usr/bin/nslookup
bash: dpkg: 명령을 찾을 수 없습니다...

 

 

 

-- 유튜브는 우분트. 난 Cent OS 테스트

[root@centos ~]# rpm -q bind
bind-9.11.4-26.P2.el7.x86_64
[root@centos ~]# bind
[root@centos ~]# service start bind
The service command supports only basic LSB actions (start, stop, restart, try-restart, reload, force-reload, status). For other actions, please try to use systemctl.

 

 

 

https://blog.naver.com/nms200299/222767645411

[CentOS 7] DNS 서버 구축 방법 및 실습

 

yum -y install bind

 

 

 

 

-- 다시 유튜브 영상

 

[root@centos ~]# nslookup
> naver.com
Server:         210.220.163.82
Address:        210.220.163.82#53

Non-authoritative answer:
Name:   naver.com
Address: 223.130.195.200
Name:   naver.com
Address: 223.130.200.104
Name:   naver.com
Address: 223.130.200.107
Name:   naver.com
Address: 223.130.195.95
> 223.130.195.200
** server can't find 200.195.130.223.in-addr.arpa.: NXDOMAIN

 

> kbs.co.kr
Server:         210.220.163.82
Address:        210.220.163.82#53

Non-authoritative answer:
Name:   kbs.co.kr
Address: 52.219.58.9
> 52.219.58.9
9.58.219.52.in-addr.arpa        name = s3-website.ap-northeast-2.amazonaws.com.

Authoritative answers can be found from:

 

 

-- 수정전 원본

 

[root@centos etc]# cp named.conf named.conf.org
[root@centos etc]# vi named.conf

 

 

cat /var/named/named.ca
named-checkconf /etc/named.conf
named-checkconf /etc/named.rfc1912.zones
systemctl enable named
systemctl restart named

 

 

[root@centos etc]# cp /etc/named.rfc1912.zones /etc/named.rfc1912.zones.org
[root@centos etc]# systemctl enable named
Created symlink from /etc/systemd/system/multi-user.target.wants/named.service to /usr/lib/systemd/system/named.service.
You have mail in /var/spool/mail/root
[root@centos etc]# systemctl restart named
[root@centos etc]# ps -ef | grep named
named    26197     1  0 09:37 ?        00:00:00 /usr/sbin/named -u named -c /etc/named.conf
root     26218 30952  0 09:37 pts/1    00:00:00 grep --color=auto named
[root@centos etc]# ps -ef | grep inetd
root     26225 30952  0 09:37 pts/1    00:00:00 grep --color=auto inetd