Author: Dishan M. Francis

Why DHCP ?

For any host to perform any communication it must have an IP address. When we take a network to each host need to have an ip address to function in network. When the number of hosts increases assigning IP addresses to them...

Read More

About Me

I am Dishan Francis. I’m a Cyber Security Consultant at Microsoft. I’m a dedicated and enthusiastic information technology expert who enjoys professional recognition and accreditation from several respected institutions. I am maintaining this blog for last 11 years. This includes more than 400 articles already. These are mainly about Microsoft Active Directory Service and Azure Active Directory Service. I also blog about different Azure services. If you need further help on subject matters, feel free to contact me on Also to get latest updates, follow me on twitter @rebeladm

Mastering Active Directory, Third Edition


I am glad to announce the release of my new book “Mastering Active Directory – 3rd Edition”. It is available for purchase worldwide now For more info….