Country IP Blocks

In this lesson we will attempt to simplify the identification of the Network and Broadcast address using a known IP address, within the network or subnet, and the CIDR or Netmask.  In this lesson we will walk you through the terms you need to know, the basic math and some examples.

Terms you need to know: Read more…

All network professionals need to have a firm grasp of the principles behind IP addressing. This includes understanding how an IP address is associated with a specific network. This is done by using a network address and CIDR to calculate the Network Address, Network Range and Broadcast Address. But the first place we need to start is with a simple understanding of an IP address and it’s conversion to binary and decimal. Read more…