테스트 사이트 - 개발 중인 베타 버전입니다

네임서버 버전 숨기기

· 13년 전 · 508
 bind 를 설치했다.
yum -y install bind
yum -y install caching-nameserver
 
 
네임서버 시작
[root@www data1]# /etc/init.d/named start
Starting named:                                            [  OK  ]
 
 
버전 확인하기
 
[root@www data1]# dig @127.0.0.1 version.bind chaos txt
 
; <<>> DiG 9.3.6-P1-RedHat-9.3.6-16.P1.el5 <<>> @127.0.0.1 version.bind chaos txt
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 1432
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
 
;; QUESTION SECTION:
;version.bind.                  CH      TXT
 
;; ANSWER SECTION:
version.bind.           0       CH      TXT     "9.3.6-P1-RedHat-9.3.6-16.P1.el5"
 
;; AUTHORITY SECTION:
version.bind.           0       CH      NS      version.bind.
 
;; Query time: 1 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed Sep 14 17:21:12 2011
;; MSG SIZE  rcvd: 88
 
 
 
vi /etc/named.caching-nameserver.conf
 
options {
        listen-on port 53 { 127.0.0.1; };
        listen-on-v6 port 53 { ::1; };
        directory       "/var/named";
        dump-file       "/var/named/data/cache_dump.db";
        statistics-file "/var/named/data/named_stats.txt";
        memstatistics-file "/var/named/data/named_mem_stats.txt";
 
        // Those options should be used carefully because they disable port
        // randomization
        // query-source    port 53;
        // query-source-v6 port 53;
 
        allow-query     { localhost; };
        allow-query-cache { localhost; };
        version "simple";   // ---> 추가
};
 
[root@www data1]# /etc/init.d/named restart
Stopping named:                                            [  OK  ]
Starting named:                                            [  OK  ]
 
 
 
다시 버전 정보 확인
 
[root@www data1]# dig @127.0.0.1 version.bind chaos txt
 
; <<>> DiG 9.3.6-P1-RedHat-9.3.6-16.P1.el5 <<>> @127.0.0.1 version.bind chaos txt
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 62275
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
 
;; QUESTION SECTION:
;version.bind.                  CH      TXT
 
;; ANSWER SECTION:
version.bind.           0       CH      TXT     "simple"
 
;; AUTHORITY SECTION:
version.bind.           0       CH      NS      version.bind.
 
;; Query time: 1 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed Sep 14 17:33:31 2011
;; MSG SIZE  rcvd: 63
 

댓글 작성

댓글을 작성하시려면 로그인이 필요합니다.

로그인하기

게시글 목록

번호 제목
12463
12462
12461
12460
12459
12458
12457
12456
12455
12454
12453
12452
12451
12450
12449
12448
12447
12446
12445
12444
12443
12442
12441
12440
12439