[TriLUG] forward zones

[Scott Morris]

you should only need one forward zone and one reverse zone file.

zone "fakedomain.com" {
        type master;
        file "master/fakedomain.com.db";
}

zone "1.168.192.in-addr.arpa." {
        type master;
        file "master/1.168.192.db";
};


su-2.05a# more 1.168.192.db
$ORIGIN .
$TTL 7200       ; 2 hours
1.168.192.in-addr.arpa IN SOA ns1.martel.ifndef.com.
root.fackedomain.com. (
                                282        ; serial
                                21600      ; refresh (6 hours)
                                3600       ; retry (1 hour)
                                604800     ; expire (1 week)
                                10800      ; minimum (3 hours)
                                )
                        NS      boss.fakedomain.com.
$ORIGIN 1.168.192.in-addr.arpa.
1                       PTR     homework.fakedomain.com.
9                       PTR     boss.fakedomain.com.


su-2.05a# more fakedomain.com.db
$ORIGIN .
$TTL 7200       ; 2 hours
fakedomain.com       IN SOA  fakedomain.com.
hostmaster.fakedomain.com.
 (
                                1265       ; serial
                                28800      ; refresh (8 hours)
                                7200       ; retry (2 hours)
                                604800     ; expire (1 week)
                                86400      ; minimum (1 day)
                                )
                        NS      boss.fakedomain.com.
                        A       192.168.1.9
$ORIGIN fakedomain.com.
boss                    A       192.168.1.9
homework                A       192.168.1.1


Scott Morris	KG4ZYA	scmorris at ifndef.com
Cleverly Disguised As A Responsible Adult.
pub  1024D/146D0BC9 2000-11-29 scmorris
Key fingerprint = 5348 7697 85AA 2117 8E7C  9A13 26BA C4FF 146D 0BC9

On Tue, 5 Aug 2003, Scott Lundgren wrote:

> I added a third box to my home network and decided to setup a name server
> for them all. Can someone explain to me if the following is a difference in
> how I was expecting a config tool to work or a gap in my understanding of
> DNS
>
> Using RH9, redhat-config-bind I first created a reverse zone
> "1.168.192.in-addr.arpa"
> Then I added records for:
> 	192.168.1.1		athos
> 	192.168.1.2		porthos
> 	192.168.1.3		dartagnan
>
> My thinking was that I would then do the same but backwards to create the
> forward zone. However I found that if I tried to add records to the only
> forward zone, localhost (athos's localhost is acting as the nameserver), the
> only records I could were to <blank>.localhost (which I thought would have
> been subdomains to localhost). Instead I added 3 new Forward Master Zone
> records, one for each box. Everything works, each box can ping & nmap each
> other box by IP & hostname since all 3 use athos for a gateway & nameserver.
> So are forward zones created per machine than per network segement like
> reverse zones ? Or is something seemingly working but probably isn't?
>
> - SL
>
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