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14 CHAPTER 1: INITIAL CONFIGURATION
3 Restart the named service on the DNS server to update the server settings
with the new configuration information.
For any PC on which you intend to run an e-mail client program,
configure the PC so that it uses, as its primary DNS server , the DNS server
that you have just configured.
Sample DNS Names
and Files
Modify these sample host and file names to conform to your network
configuration.
■ E-mail Server Host Name — umsemail
■ DNS Suffix — vcx.wan.3com.com
■ Domain Name — umsemail.vcx.wan.3com.com
Sample named.conf file on the DNS server
controls {
inet 127.0.0.1 allow { localhost; } keys { "rndc-key"; };
};
include "/etc/bind_db/rndc.key";
options {
directory "/etc/bind_db";
pid-file "/var/run/named.pid";
allow-query { any; };
forward first;
forwarders {
192.168.15.2;
192.168.15.3;
};
};
zone "." {
type hint;
file "root.hints";
};
zone "0.0.127.in-addr.arpa" {
type master;
file "master/127.0.0";
};
zone "vcx.wan.3com.com" {
type master;
file "master/vcx.wan.3com.com";
};