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 ...

The following summarizes how networks, subnetworks and hosts are identified in the TCP/IP protocol. An IP address is first divided between networks and hosts. The host bits are further divided between ...

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 ...

I set up a l2tp over ipsec vpn for a mac os x client. I can connect fine and I get an address, but the subnet mask is wrong (and corresponds to the class..). If I manually set the IP address and ...

The second part of a TCP/IP address that defines the subnetwork in which the device resides. The subnet ID number is shared with the host ID. See subnet mask and subnet mask tables. THIS DEFINITION IS ...

Have you learned to think and dream in hex yet? That is what you are going to have to look forward to as we transition to using IPv6. Because we will be working in hexadecimal numbers we may need a ...

Dynamic Host Configuration Protocol, or DHCP, makes setting up an office network simple, but several minor drawbacks come with that simplicity. One common issue you may encounter is the difficulty of ...

Whenever you browse your favorite website or use your internet-reliant apps, your router automatically assigns you an IP address. This changes every time you connect to the internet, so for every ...

In this chapter, you will learn about the addressing used in IPv4 and IPv6. We'll assign addresses of both types to various interfaces on the hosts and routers of the Illustrated Network. We'll ...

If you're looking to segment a TCP/IP network, subnetting is not your only option. CIDR, or supernetting, is another way to accomplish the task and offers some unique solutions. Here's how to use ...