In the previous post, we had configured master dns server on Cent OS 7, master server will act as a source for the slave.
It is very important when troubleshooting dynamic updates on Unix BIND or MS DNS Servers to have DNS logging enabled, esp.
to see the Update, Notify and Zonetransfer pakets in the logs.
Now we are to configure secondary as a slave DNS server for itzgeek.local, the following are the steps to be performed to achieve our goal.
Configure BIND on master server to allow zone transfer to secondary server, edit the /etc/file in primary.itzgeek.local.
Before going further, we will take some scenario like below.