<ol><li value="2">Set the filesystem permissions for the above file to 644</li><li>Now edit '''/var/named/mydb-for-'''seneca-idyoursenecaid'''-org''' and enter the following: But use your own X value where applicable. Note: if you copy-paste this code, there should be NO leading spaces before the first column of text (and [http://www.zytrax.com/books/dns/ch8/ here's a bit of documentation] to explain what the contents of this file are).</li></ol>

<pre>$TTL 3D @ IN SOA vm1.'''seneca-id'''.org. webmaster.'''seneca-id'''.org.( 1 ; Serial 8H ; Refresh 2H ; Retry 1W ; Expire 1D ; Negative Cache TTL ); @ IN NS vm1.'''seneca-id'''.org. vm1 IN A 192.168.X.2 <ol><li value="4">Next, edit /var/named/mydb-for-192-168-X and enter the following:</li></olpre>  $TTL 3D @ IN SOA vm1.'''seneca-id'''.org. webmaster.'''seneca-id'''.org. ( 1 ; Serial 8H ; Refresh 2H ; Retry 1W ; Expire 1D ; Negative Cache TTL ); @ IN NS vm1.'''seneca-id'''.org. 2 IN PTR vm1.'''seneca-id'''.org.