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OPS335 Lab 3

452 bytes removed, 11:06, 9 February 2016
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= INVESTIGATION 2: CONFIGURING THE DNS CLIENT =
Before proceeding, we need to install and configure '''bind''' on the other virtual machines ('''vm2''' and '''vm3'''), as well as specifying set the primary domain DNS server ('''DNS1''') in your '''ifcfg-eth0''' (or ''ifcfg-en0'') network interface cards for your virtual machines. This will allow us Also it is a good idea to install the bind-utils package on those other VMs as well in order to perform DNS queries on all of our VMsyour vm1 domain name server.
'''Perform the following Steps:'''
#Repeat Only install the procedures to only install '''bind-utils''' package for your '''vm2''' and '''vm3''' machines (do not create configuration and data files).<br><br>'''TIP:''' Use the '''scp''' command to copy the existing named.conf and zone records (as '''root''') from your '''vm1''' to your <u>other</u> VMs.<br><br>#Make certain that you correctly start and enable the '''named''' service on those virtual machines.
#You will need to configure your '''vm2''' and '''vm3''' to use that as the '''default DNS server'''.<br>You should know how to do that, but if you forgot the procedure, refer to [http://zenit.senecac.on.ca/wiki/index.php/OPS335_Lab_1#Making_Persistent_.28Permanent.29_Network_Setting_Changes Lab 1].
'''Perform the Following Steps:'''
#On your vm1ALL of your virtual machines, issue the following command to install the bind-utils package:<br><source lang="bash"> yum install bind-utils</source>#Issue the following command to verify that you set-up your DNS server correctly for your vm1:<br><source lang="bash"> host vm1.yoursenecaid.org</source> <ol><li value="32">Make certain to install '''bind-utils''' on your other VMs as well</li><li>Issue the following commands to verify that you set-up your DNS server correctly on all of your VMs and google and your host machine:
<source lang="bash">
host vm1.yoursenecaid.org
host vm2.yoursenecaid.org
host vm3.yoursenecaid.org
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