A simple configuration mistake can create big communication problems. In this video, you’ll learn the symptoms of a subnet mask or gateway misconfiguration and how to quickly resolve the issue.
The Domain Name System can be configured to resolve IP addresses, even when the IP address changes. In this video, you’ll learn about both dynamic DNS updating and about dynamic DNS services.
A DNS server uses many different records to keep all of our IP addresses properly resolved. In this video, you’ll learn about the most important records in your DNS server.
The Domain Name System is part of the Internet that we often take for granted. In this video, you’ll learn how the DNS system takes a fully qualified domain name and converts it to an IP address.