Start BIND
2015/05/27 |
[1] | Change DNS setting and Start BIND. |
# change DNS server to the own one (replace device name to your own environment) [root@dlp ~]# nmcli c modify eno16777736 ipv4.dns 10.0.0.30 [root@dlp ~]# nmcli c down eno16777736; nmcli c up eno16777736 # show sockets [root@dlp ~]# ss -napt State Recv-Q Send-Q Local Address:Port Peer Address:Port LISTEN 0 128 127.0.0.1:953 *:* users:(("named",pid=855,fd=23)) LISTEN 0 10 10.0.0.30:53 *:* users:(("named",pid=855,fd=22)) LISTEN 0 10 127.0.0.1:53 *:* users:(("named",pid=855,fd=21)) LISTEN 0 128 *:22 *:* users:(("sshd",pid=643,fd=3)) TIME-WAIT 0 0 127.0.0.1:42956 127.0.0.1:953 TIME-WAIT 0 0 127.0.0.1:38038 127.0.0.1:953 LISTEN 0 128 ::1:953 :::* users:(("named",pid=855,fd=24)) LISTEN 0 128 :::9090 :::* users:(("systemd",pid=1,fd=25)) LISTEN 0 128 :::22 :::* users:(("sshd",pid=643,fd=4)) |
[2] | Make sure the server can resolve domain names or IP addresses. |
[root@dlp ~]# dig dlp.srv.world. ; <<>> DiG 9.10.2-RedHat-9.10.2-1.fc22 <<>> dlp.srv.world. ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 63531 ;; 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: Thu May 28 19:02:52 JST 2015 ;; MSG SIZE rcvd: 75[root@dlp ~]# dig -x 10.0.0.30 ; <<>> DiG 9.10.2-RedHat-9.10.2-1.fc22 <<>> -x 10.0.0.30 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 16351 ;; 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: Thu May 28 19:05:39 JST 2015 ;; MSG SIZE rcvd: 111 |