dns 설정 질문

centos 5.2를 사용하고 있습니다. 질문 드릴 내용은 다음과 같습니다.

내부 Dns를 구성하여 Dhcp로 내부망에 네트웍 구성을 하고, 내부망의 사용자가 인터넷을 사용 할려구 하면,

원하는 페이지(172.16.1.20)로 이동하게끔 할려구 합니다.

어떻게 설정해야 되는지 알려 주십시요.

named.caching-nameser.conf(/etc/named.caching-nameser.conf) 설정 내용입니다.

//
// named.caching-nameserver.conf
//
// Provided by Red Hat caching-nameserver package to configure the
// ISC BIND named(8) DNS server as a caching only nameserver
// (as a localhost DNS resolver only).
//
// See /usr/share/doc/bind*/sample/ for example named configuration files.
//
// DO NOT EDIT THIS FILE - use system-config-bind or an editor
// to create named.conf - edits to this file will be lost on
// caching-nameserver package upgrade.
//
options {
        listen-on port 53 { 127.0.0.1; };
//      listen-on-v6 port 53 { ::1; }; ip6설정
        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";
        query-source    port 53;
        query-source-v6 port 53;
//      allow-query     { localhost; };
        allow-transfer { 172.16.1.10; };
        allow-query     { any; };
        allow-notify    { 172.16.1.10; };
        recursion no;
        check-names master ignore;
        check-names slave ignore;
};
// 로깅파일 생성부분
logging {
        channel default_debug {
                file "data/named.run";
                severity dynamic;
        };
};
view localhost_resolver {
//        match-clients      { localhost; };
//        match-destinations { localhost; };
        match-clients      { any; };
        match-destinations { any; };

        recursion yes;
        include "/etc/named.rfc1912.zones";
};

/etc/named.rfc1912.zones 설정 내용

// named.rfc1912.zones:
//
// ISC BIND named zone configuration for zones recommended by
// RFC 1912 section 4.1 : localhost TLDs and address zones
//
// 루트 도메인 설정

zone "." IN {
 type hint;
 file "named.ca";
};

zone "localdomain" IN {
 type master;
 file "localdomain.zone";
 allow-update { none; };
};

zone "localhost" IN {
 type master;
 file "localhost.zone";
 allow-update { none; };
};

zone "0.0.127.in-addr.arpa" IN {
 type master;
 file "named.local";
 allow-update { none; };
};

zone "0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa" IN {
        type master;
 file "named.ip6.local";
 allow-update { none; };
};
/*
zone "255.in-addr.arpa" IN {
 type master;
 file "named.broadcast";
 allow-update { none; };
};

zone "0.in-addr.arpa" IN {
 type master;
 file "named.zero";
 allow-update { none; };
};
*/
zone "xxx.co.kr" IN {
 type master;
 file "xxx.co.kr.zone";
 allow-update { none; };
};

zone "0.16.172.in-addr.arpa" IN {
 type master;
 file "xxx.co.kr.rev";
 allow-update { none; };
};

xxx.co.kr.zone 설정 내용

$TTL 1
@       IN      SOA     xxx.co.kr.  root.xxx.co.kr. (
                        2008090802      ; Serial
                        1H              ; Refresh 3 hours
                        10M             ; Retry 1 hour
                        1W              ; Expired 1000 hours
                        86400   )       ; Minimum 24 hours
 
 IN NS xxx.co.kr.
 IN A 117.16.1.20
www IN A 172.16.1.20
xxx.xxx.co.kr IN A xxx.xxx.xxx.1//여기만 공인 아이피
www.naver.com IN A 172.16.1.20

감사합니다.