More info:Selective Forwarding

Roger.Ewert at ica.se Roger.Ewert at ica.se
Tue Nov 16 11:03:32 UTC 1999




Thanks Barry Margolin for your reply, i´ll try to do a better explanation
this time.

The Problem

"I want to configure bind 8.2.2-pathlevel 3 so that i can seletive forward
different domain request from a workstation to a specific DNS."

If i am in the domain xx.yy.com (internal network only) and i asks for a
domain address "host1.xx.yy.com" then it works but if i requests for  "
host1.ee.mm.com"
( ee.mm.com is another different domain in my internal network, no
subdomain)
it doesn´t work.

My DNS should look at "ee.mm.com" and know to forward the request to the
specified DNS host which i have configure in my namned.conf file, but this
doesn´t work.

I can lookup hosts in my own domain xx.yy.com but i can´t forward requests
to ee.mm.com or
ss.no domain, why ??
I have run "nslookup" and if i do "set type=ns" and ask my DNS after the
domain master for ee.mm.com
he answer dns1.ee.mm.com, fine but if i do "set type=any" and asks for
dns1.ee.mm.com then it fails.......

ee.mm.com and ss.no are only internal network resource.

So the contents of my problem are that i don´t know how to configure the
thing called "selective forwarding"
so i can forward DNS requests in my own special DNS hierarchy inside my own
 internal network.

I hope it was a better introduce to my problem, if not then help me, ask me
 questions.

//roger

options {
        directory "/var/named";
};
zone "." {
        type hint;
        file "named.ca";
};
zone "xx.yy.com" {          // My own domain //
                type master;
                file "xx.yy.com.db";
};
zone "4.100.10.in-addr.arpa" {
                type master;
                file "10.100.4.rev";
};
zone "ee.mm.com" {        // Selective forwarding to my other internal
domains //
                type forward;
                forward only;
                forwarders { 10.128.1.7; };
};
zone "ss.no" {
                type forward;
                forward only;
                forwarders { 10.222.1.7; };
};







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