Cannot find additional hosts
Mark_Andrews at isc.org
Mark_Andrews at isc.org
Sun Feb 2 09:19:50 UTC 2003
>
> How about this..
>
> I have bind version 8.3.4 running on computer running Mac OS X Server.
> This computer also has a firewall on it and I have opened the DNS port.
> If I ping from internal hosts I can see all the hosts listed in the
> "davidcittadini.com" zone. However, if I ping via another computer on
> the Internet all I can see is "gateway.davidcittadini.com" and not the
> other hosts listed in the zone, such as "ftp.davidcittadini.com" or
> "www.davidcittadini.com". How can I fix this problem? Attached are
> the relevant files.
Well your DNS server is not responding to DNS requests. I would
be looking at your firewall settings.
The reason gateway.davidcittadini.com is that gtld servers are
responding with the glue record.
Mark
drugs# tcpdump -i ep0 -n -p host 144.132.0.86 or icmp
tcpdump: listening on ep0
20:12:41.770070 130.155.191.236.2766 > 144.132.0.86.53: 6521 A? gateway.davidcittadini.com. (44)
20:12:49.765144 130.155.191.236.3213 > 144.132.0.86.53: 22745 A? davidcittadini.com. (36)
20:12:54.771127 130.155.191.236.3213 > 144.132.0.86.53: 22745 A? davidcittadini.com. (36)
20:13:05.929290 130.155.191.236 > 144.132.0.86: icmp: echo request
20:13:06.127529 144.132.0.86 > 130.155.191.236: icmp: echo reply
20:13:06.942018 130.155.191.236 > 144.132.0.86: icmp: echo request
20:13:07.132003 144.132.0.86 > 130.155.191.236: icmp: echo reply
20:13:07.952076 130.155.191.236 > 144.132.0.86: icmp: echo request
20:13:08.131162 144.132.0.86 > 130.155.191.236: icmp: echo reply
^C
361 packets received by filter
0 packets dropped by kernel
drugs#
>
> named.conf
> =========
> options {
> directory "/var/named";
>
> listen-on port 53 {
> 144.132.0.86;
> };
>
> cleaning-interval 360;
>
> recursion no;
> };
>
> // Root
> zone "." {
> type hint;
> file "root.hints.db";
> };
>
> // davidcittadini.com zone
> zone "davidcittadini.com" {
> type master;
> notify yes;
> file "davidcittadini.com";
> allow-transfer {
> 64.40.0.244/32;
> };
> allow-query {
> any;
> };
> };
>
> // Reverse zone
> zone "86.0.132.144.in-addr.arpa" {
> type master;
> notify yes;
> file "86.0.132.144";
> allow-transfer {
> 64.40.0.244/32;
> };
> allow-query {
> any;
> };
> };
>
> davidcittadini.com zone file
> =====================
> $TTL 86400
> @ IN SOA gateway.davidcittadini.com.
> hostmaster.davidcittadini.com. (
> 2003013000 ; serial, todays date
> + todays serial #
> 8H ; refresh, seconds
> 2H ; retry, seconds
> 1W ; expire, seconds
> 1D ) ; minimum, seconds
>
> NS gateway.davidcittadini.com. ; Address of
> name server
> NS ns1.siteleader.com. ; Address
> of backup server
>
> MX 10 mail.davidcittadini.com. ; Primary Mail
> Exchanger
>
>
> gateway 86400 A 144.132.0.86
>
> mail 86400 A 144.132.0.86
>
> ftp 86400 CNAME gateway
>
> ns 86400 CNAME gateway
>
> www 86400 CNAME gateway
>
> 86.0.132.144 reverse file
> ===================
> $TTL 86400
> @ IN SOA gateway.davidcittadini.com.
> hostmaster.davidcittadini.com. (
> 2003013000 ; serial, todays date + todays
> serial #
> 8H ; Refresh
> 2H ; Retry
> 1W ; Expire
> 1D) ; Minimum TTL
>
> NS gateway.davidcittadini.com. ; Address
> of name server
> NS ns1.siteleader.com. ;
> Address of backup server
>
> 86.0.132.144.in-addr.arpa. IN PTR gateway.davidcittadini.com.
>
>
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark.Andrews at isc.org
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