¾È³çÇϼ¼¿ä.
¼³¸íÁß À߸øµÈ ºÎºÐÀÌ ÀÖ¾ú³×¿ä.
Àúµµ Çò°¥·Á¼ ¾Æ·¡¿Í °°ÀÌ À籸¼º Çغ¸¾Ò½À´Ï´Ù.
===============================================
Å×½ºÆ® µµ¸ÞÀÎ(1) : abc.co.kr
µî·Ï±â°ü¿¡ ns È£½ºÆ® µî·Ï ns.abc.co.kr -> (192.168.1.1)
abc.co.kr ÀÇ µµ¸ÞÀεî·Ï±â°ü ³×ÀÓ¼¹ö Á¤º¸´Â,
1Â÷ ns.abc.co.kr -> (192.168.1.1)
ns.abc.co.kr (192.168.1.1) ¼¹ö¿¡¼´Â abc.co.kr ÀÇ zone À» »ý¼ºÇÏÁö ¾Ê°í, µðÆúÆ®
»óÅ·θ¸ µÎ¾ú½À´Ï´Ù.
===============================================
Å×½ºÆ® µµ¸ÞÀÎ(2) : linux.com
linux.com ÀÇ µµ¸ÞÀεî·Ï±â°ü ³×ÀÓ¼¹ö Á¤º¸´Â,
1Â÷ ns.abc.co.kr -> (192.168.1.1)
===============================================
## ns.abc.co.kr(192.168.1.1)
/etc/named.conf
options {
directory "/var/named";
dump-file "/var/named/data/cache_dump.db";
statistics-file "/var/named/data/named_stats.txt";
/*
* If there is a firewall between you and nameservers you want
* to talk to, you might need to uncomment the query-source
* directive below. Previous versions of BIND always asked
* questions using port 53, but BIND 8.1 uses an unprivileged
* port by default.
*/
// query-source address * port 53;
forward only ; <---------------------- Ãß°¡
forwarders { 192.168.1.100; }; <----Ãß°¡
};
¾Æ·¡´Â µðÆúÆ® ¼³Á¤¸¸ Á¸ÀçÇÔ.
192.168.1.100 ¼¹ö¿¡´Â ½ÇÁ¦·Î linux.com ¿¡ ´ëÇÑ zone ÀÌ Á¸ÀçÇÕ´Ï´Ù.
[¿øÇÏ´Â °á°ú]
linux.com ÁúÀÇ -> ns.abc.co.kr ÀÌ 192.168.1.100 ¿¡ ÁúÀÇÇÏ¿© ¹Þ¾Æ¿Â °á°ú¸¦ ÀÀ´äÇÑ´Ù.
±Ùµ¥, nslookup À» Çغ¸¸é,
(1) ns.abc.co.kr(192.168.1.1) ·Î Á¢¼ÓÇؼ linux.com ÀÇ ÁúÀǸ¦ Çغ¸¸é 192.168.1.100
¿¡ ¼³Á¤µÈ ³»¿ë´ë·Î ÀÀ´äÀÌ Àß ¿É´Ï´Ù.
(2) kns.kornet.net µî Ÿ DNS ·Î Á¢¼ÓÇؼ linux.com ÀÇ ÁúÀǸ¦ Çغ¸¸é linux.com ÀÚü¸¦
ãÁö ¸øÇÕ´Ï´Ù.
´Ù½Ã Á¤¸®Çϸé ÀÌ¿Í °°½À´Ï´Ù.
ns.abc.co.kr Àº /etc/named.conf ¿¡¼ ÁöÁ¤ÇÑ ÀÓÀÇÀÇ ³×ÀÓ¼¹ö·Î ºÎÅÍ ÁúÀǸ¦ ÇÏ¿©
¹Þ¾Æ¿Â °á°ú¸¦ ÀÀ´äÇØ ÁÖ´Â Áß°è¼¹ö ¿ªÇÒÀ» ÇÏ·Á°í Çϴ°ǵ¥ ¾ÈµÇ°í ÀÖ½À´Ï´Ù.
ns.abc.co.kr(192.168.1.1) ¿¡´Â ¾Æ¹«·± µµ¸ÞÀÎÀÇ zone ÀÌ ¾ø°í, ¸ðµç ¿äû¿¡ ´ëÇØ
192.168.1.100 ¿¡ ÁúÀÇÇÏ¿© ±× °á°ú¸¦ ÀÀ´äÇÏ´Â Áß°èÀÚ ¿ªÇÒÀ» Çϵµ·Ï ¸»ÀÌÁÒ..
¹¹°¡ À߸øµÈ °É±î¿ä...
[»êÀÌ]´ÔÀÌ ³²±â½Å ±Û:
>
>[±è¼º¹Î]´ÔÀÌ ³²±â½Å ±Û:
>
>>¾È³çÇϼ¼¿ä.
>>´Ù¸§ÀÌ ¾Æ´Ï¶ó »êÀÌ´Ô Ã¥Áß¿¡ named.conf ¼³Á¤Áß.
>>fowarders ¶ó´Â ¿É¼Ç¿¡ ´ëÇؼ ¹®Àǵ帱·Á±¸¿ä.
>>bind-9.2.4-16.EL4.i396.rpm ÀÌ ¼³Ä¡µÇ¾î ÀÖ±¸¿ä.(¸®´ª½º ¼³Ä¡½Ã)
>>
>>½±°ÔÇϱâ À§ÇØ 192.168 °ú °°Àº ip ·Î ±âÀçÇÒ²²¿ä..
>>
>>ns.abc.co.kr(192.168.1.1) À̶ó´Â ¼¹ö°¡ ÀÖ½À´Ï´Ù.
>>¿©±â¿¡ µµ¸ÞÀεî·Ï±â°ü¿¡ (nstemp).abc.co.kr ¶ó´Â È£½ºÆ®¸¦ Ãß°¡ÇÏ°í,
>>nstemp.abc.co.kr -> 192.168.1.2 ·Î ¼³Á¤ÇÏ¿´½À´Ï´Ù.
>>
>>ns.abc.co.kr -> 192.168.1.1
>>nstemp.abc.co.kr -> 192.168.1.2
>>
>>ÀÌ¿Í °°½À´Ï´Ù.
>>
>>ÀÌ »óÅ¿¡¼
>>ns.abc.co.kr(192.168.1.1) ¼¹öÀÇ abc.co.kr.zone ¿¡¼ nstemp.abc.co.kr À» A
·¹ÄÚµå·Î 192.168.1.3 À¸·Î °¡°Ô ÇÏ¿´½À´Ï´Ù.
>>ÇÏÀ§ µµ¸ÞÀÎ Ãß°¡ÇϵíÀÌ.
>>
>>Àӽü¹ö¿¡ 192.168.1.3 À» Àâ°í,
>>¿ÜºÎ¿¡¼ nstemp.abc.co.kr À» ping À» ¶§¸®¸é 192.168.1.3 À¸·Î °©´Ï´Ù.
>>
>>ÀÌ »óÅ¿¡¼,
>>º°°³ÀÇ linux.com À̶ó´Â µµ¸ÞÀÎÀÇ ³×ÀÓ¼¹ö Á¤º¸¸¦ nstemp.abc.co.kr ·Î
¼³Á¤ÇÏ°í,
>>
>># Àӽü¹ö (192.168.1.3)
>>/etc/named.conf
>>
>>abc.co.kr À̶ó´Â zone À» ¾È³Ö¾ú½À´Ï´Ù.
>>¼³Ä¡µÈ »óÅ¿¡¼ ¾Æ¹«°Íµµ ¼öÁ¤¾ÈÇÏ°í »ó´Ü options ¼½¼Ç¿¡ ¾Æ·¡¿Í °°ÀÌ
Ãß°¡ÇÏ¿´½À´Ï´Ù.
>>
>>options {
>> directory "/var/named";
>> dump-file "/var/named/data/cache_dump.db";
>> statistics-file "/var/named/data/named_stats.txt";
>> /*
>> * If there is a firewall between you and nameservers you want
>> * to talk to, you might need to uncomment the query-source
>> * directive below. Previous versions of BIND always asked
>> * questions using port 53, but BIND 8.1 uses an unprivileged
>> * port by default.
>> */
>> // query-source address * port 53;
>> forward only ; <---------------------- Ãß°¡
>> forwarders { 192.168.1.100; }; <----Ãß°¡
>>};
>>
>>¾Æ·¡´Â ¼öÁ¤¾ÈÇÔ.
>>
>>192.168.1.100 ´Â linux.com µµ¸ÞÀÎÀÇ ·¹ÄÚµåÁ¤º¸°¡ ÀÖ´Â ³×ÀÓ¼¹ö ÀÔ´Ï´Ù.
>>
>>¿ÜºÎ¿¡¼ linux.com À» nslookup À» Çϸé,
>>linux.com ?-> nstemp.abc.co.kr(192.168.1.3) -> 192.168.1.100 ¿¡ ÁúÀÇÇÏ¿© °á°ú¸¦
¹Þ¾Æ¿À´Â°Ô ¾ÈµË´Ï´Ù.
>>
>>nslookup ½Ã ÁúÀǼ¹ö¸¦ nstemp.abc.co.kr ·Î Çسõ°í Çϸé 192.168.1.100 ¿¡ ÀÖ´Â
³»¿ëÀ» ÀÀ´äÇϴµ¥,
>>
>>ÀÎÅͳݾ÷üÀÇ ³×ÀÓ¼¹öÀÎ kns.kornet.net µî ±âŸ dns ¿¡ nslookup ¸¦ Çϸé Server
failed °¡ ³ª¿É´Ï´Ù.
>>
>>*** kns.kornet.net can't find linux.com: Server failed
>>
>>½ÇÁ¦ µµ¸ÞÀεéÀÇ ·¹ÄÚµåÁ¤º¸¸¦ °¡Áö°í Àִ¼¹ö´Â 192.168.1.100 Àε¥,
>>192.168.1.3 ÀÌ ¸ðµç ¿äûÀ» ¹Þ¾Æ Áß°èÇÏ´Â ¿ªÇÒÀ» Çغ¸·Á°í Çϴµ¥
¾ÈµÇ³×¿ä..
>>
>>
>>¹¹°¡ À߸øµÈ°ÇÁö ¾Ë¼ö ÀÖÀ»±î¿ä??
>
>========================================
>
>¹º°¡ Áö±Ý »ó´çÈ÷ ²¿¿© ÀÖ´Â ¼³Á¤ÀÔ´Ï´Ù.
>
>¿ì¼±
>abc.co.kr µµ¸ÞÀο¡ ´ëÇÑ µµ¸ÞÀÎ µî·Ï±â°ü¿¡ ¼³Á¤µÈ ³×ÀÓ¼¹ö Á¤º¸°¡
>
>- 1Â÷: nstemp.abc.co.kr 192.168.1.2
>- 2Â÷: ns.abc.co.kr 192.168.1.1
>
>ÀÌ·¸°Ô µî·ÏµÇ¾î ÀÖ³ª¿ä? ¾Æ´Ï¸é ¼·Î ¹Ù²Ù¾îÁ® ÀÖ³ª¿ä?
>
>¾Æ¹«Æ° 1Â÷ ³×ÀÓ¼¹öÀÇ abc.co.kr zeon ÆÄÀÏ¿¡¼
>
>nstemp.abc.co.kr Àº A ·¹ÄÚµå·Î 192.168.1.2 ·Î ÁöÁ¤ÇØ¾ß ÇÕ´Ï´Ù.
>192.168.1.3 À¸·Î ÁöÁ¤ÇÏ¸é ¾ÈµË´Ï´Ù.
>
>ÀÌ°ÍÀº µî·Ï±â°üÀÇ host Á¤º¸¿Í ³×ÀÓ¼¹ö ·¹Äڵ带 ÀÏÄ¡½ÃÄÑÁִ°Ô
ÁÁ½À´Ï´Ù.
>
>µû¶ó¼ linux.com µµ¸ÞÀÎÀº µî·Ï±â°ü¿¡ nstemp.abc.co.kr(192.168.1.2)
>·Î µî·ÏµÇ¾î Àֱ⠶§¹®¿¡
>
>192.168.1.3 ÀÌ ¾Æ´Ñ 192.168.1.2(nstemp.abc.co.kr) ³×ÀÓ¼¹ö¿¡¼ ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù.
========================================
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