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 ...

IPv6 increases IP address space to 128 bits, thus increasing the pool of addresses from IPv4's 2^32 to 2^128, or 340,282,366,920,938,463,463,374,607,431,768,211,456 ...

Rather than layering security onto networks, the networks themselves and carefully managed authorization policies can hinder attacks, but at an administrative cost. Why is it that over 90% of ...

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 ...

The ABCs of IP Addresses The best way to gain control over your small business or home network is to understand some networking basics. Here is a guide to get you started on learning about IP ...

DHCP is fine, unless you're looking to perform advanced networking tasks. Here's how to set a Static IP address (or DHCP reservation) for any device on your network.

Even though we’re no longer running out of IP addresses, Network Address Translation still plays a vital role. Learn the six types of NAT and how each one is used to improve network security, ...

Legacy networking approaches don’t align with the way that cloud providers create services or access and only introduce more complexity. Move to the cloud, but leave your traditional networking behind ...

In an upcoming blog I expect to write about configuring a home router, which requires logging on to it. This, in turn, requires knowing the IP address of the router. Non-techies typically don’t know ...

When the Atlanta Journal-Constitution needed to share stories, photos and other editorial content with 15 sister publications in the Cox Newspaper chain, network engineer Layne Meier didn’t look into ...