If your company network is having problems and you need to troubleshoot it, you also need to know some basic information about the computers on the network. Internet Protocol is the underlying ...

Table 1. This table illustrates subnet masks. The number after the “/” in the CIDR notation indicates the total number of IP addresses available. Click here to see an enlarged diagram. Understanding ...

Subnetting a Class C network can be a tricky process to master. From MCSE to CCNA to RHCE to CNE, you'll have to know it and know it well. Todd Lammle walks you through clear instructions and ...

Knowing how an IP address identifies a host on a network can be confusing. Before you begin calculating various addresses, you should know the fundamentals of IP addressing. Todd Lammle describes this ...

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 ...

IP addresses on your company network consist of three parts: the network address, the host address and the subnet mask. The network address identifies your broad network, and host addresses identify ...

We just saw that the mask determines where the boundary between the network and host portions of the IP address lies. This boundary is important: If it is set too far to the right, there are lots of ...

If you are experiencing trouble with your network connection and have it configured to DHCP, figuring out your IP address can be quite a task. Using a Static IP Address helps avert IP address ...

Hey all, I'm looking for an easy funtion that I can use in a BASH script (preffered a bash function) to calculate the IP Range/CIDR based off an IP and SUBNET Mask ...