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 ...

The bits in the mask identify both hosts and subnets. The more hosts, the fewer subnets; the more subnets, the fewer hosts can be individually addressed. These bits become a tradeoff based on the ...

Is there any documentation that explains why 32 bit subnet masks work on Loopback interfaces on Cisco routers? How about any rules governing when they could (or should) be used?<BR><BR>[This message ...

In this article we cover one of what I have found to be the most common stumbling blocks for individuals attempting to pass the CCNA. This comes from experience in helping several individuals through ...

Ok. guys I'm new in networking. I just read about the tcp/ip chapter in MCSA of William Panek. This line really confuses me. I think something is wrong. "What happens if you need eight subnets in your ...

The last edition of this column talked about subnets and introduced folding paper as an illustration of how subnets can be understood. This will be very useful as we proceed. MORE IPv4 SUBNETTING ...

Today, the standard methods for moving the network/host address boundary are variable-length subnet masking (VLSM) for host addressing and routing inside a routing domain, and classless interdomain ...

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 ...

For one to be able to create multiple logical networks within a Class A, B, or C network, one needs to know the principle of subnet. Without using subnets, one could only use a single network no ...