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OPS535-L2

1,248 bytes added, 02:40, 19 September 2016
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* Test the correctness of your DNS server operation.
* Study the DNS traffic and the DNS query and response packets.
 
= Setup an Authoritative Primary DNS server=
* Use the "rpm" command to check the version of the the following packages installed on your system. If any of the following packages is not installed, install it now:
** bind-libs-lite
** bind-chroot
** bind
** bind-utils
** bind-license
** bind-libs
* Locate the file called "named.conf", it should either be in /etc or /var/named/chroot/etc directory. If you don't have this file, copy and modify the sample file provided with the bind package (for bind version 9.9.4, the full path of the sample file is at /usr/share/doc/bind-9.9.4/sample/etc/named.conf).
* Check out your assigned DNS domain name and assigned network number in Blackboard.
* Create two zone files: forward lookup zone file (for your assigned domain) and reverse lookup zone file (for your assigned network).
== Forward lookup zone file ==
* File name: my-zone.txt
* Directory: /var/named (or /var/named/chroot/var/named with CHROOT)
* Sample contents:
<pre>
$TTL 86400
@ IN SOA vm1.mydomain.net. root.mydomain.com. (42 3H 15M 1W 1D)
@ IN NS vm1.mydomain.net.
vm1.mydomain.net. IN A 192.168.99.2
vm2.mydomain.net. IN A 192.168.99.3
vm3.mydomain.net. IN A 192.168.99.4
...
</pre>
 
 
 
== Reverse lookup zone file ==
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