OK, so I have a subnet (192.168.11.0) that currently has all servers and clients on it. It's running out of addresses. So, I create a new subnet (192.168.12.0) and change my DHCP server (Fortigate ...

Subnetting and creating subnet masks is often outsourced to consultants, but doing it yourself can be both challenging and rewarding. In the IT world, specifically in networking, there aren’t many ...

I am accessing the MAC address table of a managed switch to get information about what devices are on which port. Unfortunately, not all devices actively communicate on a frequent basis so after ...

A subnet allows the flow of network traffic between hosts to be segregated based on a network configuration. By organizing hosts into logical groups, subnetting can improve network security and ...

In this next episode of NetworkChuck’s you SUCK at Subnetting course, we dive a bit deeper into how RFC1918 and NAT saved the internet from crumbling due to IP address exhaustion. So don’t miss out as ...