[BIND] Dynamic Update (동적업데이트)

[server 설정]

vi /etc/named.conf
...
zone "scbyun.com" IN {
type master;
file "/var/named/masters/scbyun.com-zone";
allow-update { 192.168.0.2.; }; //dynamic update clinet : 192.168.0.2
};
...

[dynamic update clinet]

$ nsupdate
> update add adfsdf.scbyun.com 60 IN A 100.100.100.101
> show
Outgoing update query:
;; ->>HEADER<<- opcode: UPDATE, status: NOERROR, id:      0
;; flags: ; ZONE: 0, PREREQ: 0, UPDATE: 0, ADDITIONAL: 0
;; UPDATE SECTION:
adfsdf.scbyun.com.      60      IN      A       100.100.100.101
> send

 

# dig netpia.scbyun.com

 

; <<>> DiG 9.6.1-P2_NLIA_NS_091125 <<>> netpia.scbyun.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4479
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

 

;; QUESTION SECTION:
;netpia.scbyun.com.             IN      A

 

;; ANSWER SECTION:
netpia.scbyun.com.      60      IN      A       100.100.100.102

 

;; AUTHORITY SECTION:
scbyun.com.             86400   IN      NS      ns.scbyun.com.

 

;; Query time: 1 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Mar 29 20:47:36 2010
;; MSG SIZE  rcvd: 68

----------------------------------------------------------------------------------------------------

[server log]
vi update.log
29-Mar-2010 19:13:10.147 update: info: client 10.0.10.124#14463: updating zone 'scbyun.com/IN': adding an RR at 'ftp.scbyun.com' A
29-Mar-2010 19:40:33.111 update: info: client 10.0.10.124#4097: updating zone 'scbyun.com/IN': update unsuccessful: mysql.scbyun.com: 'name in use' prerequisite not satisfied (NXDOMAIN)
29-Mar-2010 19:41:11.787 update: info: client 10.0.10.124#4097: updating zone 'scbyun.com/IN': update unsuccessful: mysql.scbyun.com: 'name in use' prerequisite not satisfied (NXDOMAIN)
29-Mar-2010 19:44:38.907 update: info: client 10.0.10.124#34935: updating zone 'scbyun.com/IN': adding an RR at 'oracle.scbyun.com' A
29-Mar-2010 19:48:50.776 update: info: client 10.0.10.124#39963: updating zone 'scbyun.com/IN': update unsuccessful: oracle.scbyun.com: 'name not in use' prerequisite not satisfied (YXDOMAIN)
29-Mar-2010 19:57:28.630 update: info: client 10.0.10.124#4285: updating zone 'scbyun.com/IN': adding an RR at 'adfsdf.scbyun.com' A
29-Mar-2010 20:47:22.833 update: info: client 10.0.10.124#39355: updating zone 'scbyun.com/IN': adding an RR at 'netpia.scbyun.com' A


참고 페이지 :
http://bind.cslab.kr/dynamic-update